mounting arrangement, as stated by the manufacturer, of the two components of the detector in which the detector no longer meets the requirements of this European Standard 3.1.2 incorre
Definitions
For the purposes of this document, the following terms and definitions apply in addition to those given in EN 50131-1
3.1.1 prohibited area mounting arrangement, as stated by the manufacturer, of the two components of the detector in which the detector no longer meets the requirements of this European Standard
3.1.2 incorrect operation physical condition that causes an inappropriate signal or message from a detector
3.1.3 wire free detector detector connected to the control & indicating equipment by non-physical means such as radio frequency signals
3.1.4 approach distance/make distance separation distance between the two components of a detector that are being brought together at which an intrusion signal or message is reversed
3.1.5 removal distance/break distance separation distance between the two components of a detector that are being moved apart at which an intrusion signal or message is generated
A magnetic opening contact detector consists of two separate components that maintain an active connection through a magnetic field When these components are separated, the disruption of the magnetic connection triggers an intrusion signal or alert.
3.1.7 corresponding magnet activating part of the detector, comprising of one or more components, to generate at least one magnetic field
3.1.8 switch component reacting part of the detector, comprising one or more components to detect the magnetic field(s) of the corresponding magnet and generate an appropriate signal or message
Surface mount contact opening contacts (magnetic) consist of a switch component and a corresponding magnet, both of which are installed on the surfaces of two parts of the monitored object, specifically the fixed and moving components.
3.1.10 flush mount contact opening contact (magnetic), where both parts (switch component and corresponding magnet) are mounted within two parts of the monitored object (fixed and moving part)
3.1.11 sealed contact type of detector construction, whereby there is no direct access to the internal components or connections e.g a “potted” unit usually supplied with integral connecting cable
3.1.12 reverse signal signal or message generated by a detector to indicate that there is no longer an intrusion event e.g change of state or cancellation of an intrusion signal or message
3.1.13 intrusion event abnormal condition indicating the presence of a hazard
3.1.14 low supply voltage supply voltage level below which the operation of the detector can no longer be guaranteed
Interference test magnets are utilized to assess the detector's performance when exposed to an external magnetic field At least one of these magnets must match the specifications of the magnet provided with the detector.
3.1.16 external magnetic field deliberately induced magnetic field generated by a source other then the corresponding magnet e.g sabotage magnet
3.1.17 immunity characteristic of a detector such that only a limited reduction in its detection performance is permitted in the presence of one of the interference test magnets
Abbreviations
For the purposes of this document, the following abbreviations apply in addition to those given in
BTD Basic Test of Detection capability
The detector shall respond to events in accordance with Table 1 and as defined in this Clause 4
Table 1 – Events to be processed by grade
Remote enable of detection indication a Op Op M M
Resistance to access to the inside of the detector Op M M M
Detection of access to the inside of the detector Op b M c M c M c
Removal from the mounting surface d Op M M M
Low supply voltage e Op Op M M
Total loss of external power f M M M M
Matched coded pairs g Op Op Op M
The requirements for the detection indicator state that it is optional unless specified otherwise A tamper signal generation is not necessary for normal openings or sealed contacts For wire-free systems, compliance is mandatory at grades 2, 3, and 4, while all surface-mounted grade 4 types must also adhere to this rule; however, surface-mounted grades 1, 2, and 3 are optional Additionally, the code must include a minimum of 8 differs.
The I&HAS determines how the signals or messages produced by the detector are responded to According to Table 2, the detector generates these signals or messages based on specific events.
Table 1 Signals or messages shall be generated within 10 s of the event occurring The response of a detector to events defined as optional in Table 1 shall be in accordance with Table 2
Table 2 – Generation of signals or messages
Break distance exceeded M NP NP
Inside make distance NP NP NP
Magnetic interference grade 3 a Op Op Op
Detection of access to the inside of the detector NP M NP
Removal from the mounting surface NP M NP
Low power supply voltage c Op Op M
Total loss of external power d M Op Op
The requirements for signal generation are contingent upon the approach and removal distances exceeding twice the manufacturer's specified distances (refer to section 6.6.4) In such cases, at least one of the following signals must be produced: Intrusion, Tamper, or Fault, or an independent signal must be generated Additionally, if the distances are exceeded, both intrusion and fault signals or messages, or an independent signal must be generated For further details, please consult sections 4.6.6 and 4.6.7.
The operating parameters of the detector shall be verified as specified by the manufacturer for the axes of movement shown in Annex D
The manufacturer shall clearly state in the product documentation any special limitation concerning installation e.g a prohibited area between a surface on the detector and the minimum make distance
The detector must produce an intrusion signal at the manufacturer-specified removal distance for all standard operating axes Additionally, if the detector is intended for installation on ferromagnetic surfaces or within ferromagnetic materials, the removal or break distance must also be defined for all normal operating axes, as outlined in Annex E.
The detector must produce a reverse signal at the minimum separation distances defined by the manufacturer for all standard operating axes Additionally, if the detector is intended for installation on ferromagnetic surfaces or within ferromagnetic materials, the approach/make distance must also be specified for all normal operating axes, as outlined in Annex E.
When a detection indicator is provided to show when an intrusion signal or message is generated, this indicator shall be capable of being enabled and disabled
The adjustment to enable or disable this indication locally within the detector shall only be accessible when the detector is opened by normal means
A detector at grade 3 or grade 4 shall be capable of receiving indication enable and disable commands from the CIE when such an indicator is present
4.4.1 Time interval between intrusion signals or messages
Detectors using wired interconnections shall be able to provide an intrusion signal or message not more than 15 s after the end of the preceding intrusion signal or message
Detectors using wire free interconnections shall be able to provide an intrusion signal or message after the end of the preceding intrusion signal or message within the following times:
Where a detector requires an internal or external power supply in accordance with 4.6, the detector shall meet all functional requirements within 180 s of the power supply reaching its nominal voltage
A detector must produce a fault signal or message based on the manufacturer's specifications and the guidelines outlined in Table 2 when a fault condition is detected, as specified in Table 1, or during an internal self-test if this capability is available.
All terminals and means of mechanical and electronic adjustments shall be located within the detector’s housings
The tamper security requirements for each grade of detector are shown in Table 1
4.5.2 Prevention of unauthorised access to the inside of the detector through covers and existing holes
Access holes shall not allow interference with the operation of the detector by probing with commonly available tools Damage must not be caused that would prevent normal operation
For grades 2, 3, and 4 detectors, any covers that provide access to critical components must be equipped with a tamper detection device that generates alerts as specified in Table 2 Accessing these components should trigger a tamper signal or result in visible damage, ensuring security In contrast, sealed contacts do not necessitate tamper detection for internal access.
4.5.3 Detection of removal from the mounting surface
A detection device shall be fitted that generates a tamper signal or message in accordance with
If the detector is detached from its mounting surface, the tamper device must remain fully operational and unaffected by external interference This device is designed to activate prior to any unauthorized access being possible.
When the detector is installed according to the manufacturer's guidelines, it is influenced by an external magnetic field produced by the specified interference test magnets.
According to Annex A and as applied to the detector faces in Annex F, the detector must either remain unaffected by interference test magnets, operating normally with make and break distances not exceeding twice those specified in section 4.3.1, or it must generate an intrusion, tamper, fault, or other independent signal as outlined in Table 2 when these distances are exceeded These signals may be triggered either upon the application of the interference test magnet or when the magnet returns to its original position.
NOTE The signals or messages generated by a grade 4 detector are intended to be used by the I&HAS to positively identify an attempt to sabotage the detector through magnetic interference
A grade 4 detector shall consist of a matched pair of switch component and corresponding magnet
The means of matching shall have a minimum of 8 differs It shall not be possible to determine the specific pair identity by visual inspection of the detector
The probability of the use of each code shall be equal
The requirements of 4.6.2 to 4.6.6 only apply to detectors having external power to operate the components of the detector
Test Grade 1 Grade 2 Grade 3 Grade 4
Detector current consumption Required Required Required Required
Input voltage range Required Required Required Required
Slow input voltage rise Not required Required Required Required
Input voltage ripple Not required Required Required Required
Input voltage step change Not required Required Required Required
The detector's quiescent and maximum current consumption shall not exceed the figures claimed by the manufacturer at the nominal input voltage
4.6.3 Slow input voltage change and input voltage range limits
The detector must fulfill all functional requirements when the input voltage is within ± 25% of the nominal value or within the manufacturer's specified range limits if they are higher Additionally, the detector should operate normally at the specified range limits when the supply voltage is gradually increased.
The detector shall function during the sinusoidal variation of the input voltage by ± 10 % of nominal, at a frequency of 100 Hz
No signals or messages shall be caused by a step in the input voltage between nominal and maximum and between nominal and minimum
4.6.6 Total loss of external power
This subclause applies to detectors that require an external power supply
This does not include any applied voltage to a purely reed based switch detector
An intrusion signal or message shall be generated by the total loss of the supply voltage
No generation of a message or signal is required when this total loss of external power condition is detected by the CIE due to system design, e.g bus based systems
This subclause applies to detectors that require an external power supply
NOTE This does not include any applied voltage to a purely reed based switch detector
A fault signal is triggered when the minimum voltage level necessary for the detector's reliable operation falls below the manufacturer's specified threshold.
No generation of a message or signal is required when this low power condition is detected by the CIE due to system design, e.g bus based systems
The detector shall provide a means to enable the I&HAS to monitor the integrity of the interconnection
To ensure compliance with EN 50131-1, detectors equipped with interconnecting cables or wires must include monitoring mechanisms, such as a tamper loop or an end-of-line resistor integrated within the detector's body.
NOTE This requirement may be fulfilled either by the detector itself or by suitable system design
The environmental classification is described in EN 50131-1 and shall be specified by the manufacturer
Detectors shall meet the requirements of the relevant environmental tests described in EN 50130-5 at the severity levels defined in Tables 4 and 5
For all grades the detector shall not generate or be affected by the EMC conditions and severity levels defined in EN 50130-4 and EN 61000-6-3
Unless specified otherwise for operational tests, the detector shall not generate unintentional intrusion, tamper, fault or other signals or messages when subjected to the specified range of environmental conditions
For endurance tests, the detector shall continue to meet the requirements of this European Standard after being subjected to the specified range of environmental conditions
Marking and/or identification shall be applied to the product in accordance with the requirements of
The product shall be accompanied with clear and concise documentation in accordance with
The documentation for EN 50131-1 must include a comprehensive list of options, functions, inputs, indications, signals, and their characteristics specific to the grade It should detail the recommended mounting configuration, suitable fixing methods, prohibited areas, and siting requirements Additionally, it must outline the operational approach and removal distances for both ferromagnetic and non-ferromagnetic surfaces, as well as the impact of adjustable controls on detector performance The document should specify any disallowed field adjustable control settings, the operating voltage range, nominal operating voltage, and the maximum and quiescent current consumption at this voltage Finally, it must indicate the supply voltage threshold that triggers a fault signal.
The tests aim to verify the detector's operation according to the manufacturer's specifications, with all test parameters generally allowing a tolerance of ± 10%, unless specified otherwise A general test matrix outlines the list of tests conducted.
6.2.1 Standard laboratory conditions for testing
The general atmospheric conditions in the measurement and tests laboratory shall be those specified in EN 60068-1:1994, 5.3.1, unless stated otherwise:
Relative humidity 25 % RH to 75 % RH
Air pressure 86 kPa to 106 kPa
6.2.2 General detection testing environment and procedures
The manufacturer’s documented instructions regarding mounting and operation shall be read and applied to all tests
The intrusion and, where appropriate, tamper, fault and any other signal or message outputs shall be monitored
Where appropriate, the detector shall be connected to the nominal supply voltage, and allowed to stabilise for 180 s
6.3 Basic test of detection capability
The general test conditions of 6.2 apply
Signals or messages
The I&HAS determines how the signals or messages produced by the detector are responded to According to Table 2, the detector generates these signals or messages based on specific events.
Table 1 Signals or messages shall be generated within 10 s of the event occurring The response of a detector to events defined as optional in Table 1 shall be in accordance with Table 2
Table 2 – Generation of signals or messages
Break distance exceeded M NP NP
Inside make distance NP NP NP
Magnetic interference grade 3 a Op Op Op
Detection of access to the inside of the detector NP M NP
Removal from the mounting surface NP M NP
Low power supply voltage c Op Op M
Total loss of external power d M Op Op
The requirements for signal generation are as follows: if the approach and removal distances exceed twice the manufacturer's specified distances, at least one of the following signals must be generated: Intrusion, Tamper, or Fault Additionally, either intrusion and fault signals or an independent signal must be produced under the same conditions For further details, refer to sections 4.6.6 and 4.6.7.
Detection
The operating parameters of the detector shall be verified as specified by the manufacturer for the axes of movement shown in Annex D
The manufacturer shall clearly state in the product documentation any special limitation concerning installation e.g a prohibited area between a surface on the detector and the minimum make distance
The detector must produce an intrusion signal or message at the manufacturer-specified removal distance for all normal operating axes Additionally, if the detector is intended for installation on ferromagnetic surfaces or within ferromagnetic materials, the removal or break distance must also be defined for all normal operating axes when mounted according to the specifications outlined in Annex E.
The detector must produce a reverse signal at the minimum separation distances defined by the manufacturer for all standard operating axes Additionally, if the detector is intended for installation on ferromagnetic surfaces or within ferromagnetic materials, the approach/make distance must also be specified for all normal operating axes, as outlined in Annex E.
When a detection indicator is provided to show when an intrusion signal or message is generated, this indicator shall be capable of being enabled and disabled
The adjustment to enable or disable this indication locally within the detector shall only be accessible when the detector is opened by normal means
A detector at grade 3 or grade 4 shall be capable of receiving indication enable and disable commands from the CIE when such an indicator is present.
Operational requirements
4.4.1 Time interval between intrusion signals or messages
Detectors using wired interconnections shall be able to provide an intrusion signal or message not more than 15 s after the end of the preceding intrusion signal or message
Detectors using wire free interconnections shall be able to provide an intrusion signal or message after the end of the preceding intrusion signal or message within the following times:
Where a detector requires an internal or external power supply in accordance with 4.6, the detector shall meet all functional requirements within 180 s of the power supply reaching its nominal voltage
A detector must produce a fault signal or message based on the manufacturer's specifications and the guidelines outlined in Table 2 when a fault condition is detected, as specified in Table 1, or during an internal self-test if this capability is available.
Tamper security
All terminals and means of mechanical and electronic adjustments shall be located within the detector’s housings
The tamper security requirements for each grade of detector are shown in Table 1
4.5.2 Prevention of unauthorised access to the inside of the detector through covers and existing holes
Access holes shall not allow interference with the operation of the detector by probing with commonly available tools Damage must not be caused that would prevent normal operation
Detectors that can be opened require a specific tool for access For grades 2, 3, and 4 detectors, all covers that allow access to critical components must include a tamper detection device, which generates signals or messages as outlined in Table 2 Accessing these components should trigger a tamper signal or result in visible damage However, sealed contacts do not necessitate tamper detection for internal access.
4.5.3 Detection of removal from the mounting surface
A detection device shall be fitted that generates a tamper signal or message in accordance with
If the detector is detached from its mounting surface, the tamper device must remain fully operational and unaffected by external interference This device is designed to activate prior to any unauthorized access being possible.
When properly installed according to the manufacturer's guidelines, the detector is influenced by an external magnetic field created by the specified interference test magnets.
According to Annex A and as applied to the detector faces in Annex F, the detector must either remain unaffected by interference test magnets, operating normally with make and break distances not exceeding twice those specified in section 4.3.1, or it must generate an intrusion, tamper, fault, or other independent signal when these distances are exceeded Such signals may be triggered by the application of the interference test magnet or when the magnet returns to its original position.
NOTE The signals or messages generated by a grade 4 detector are intended to be used by the I&HAS to positively identify an attempt to sabotage the detector through magnetic interference
A grade 4 detector shall consist of a matched pair of switch component and corresponding magnet
The means of matching shall have a minimum of 8 differs It shall not be possible to determine the specific pair identity by visual inspection of the detector
The probability of the use of each code shall be equal.
Electrical requirements
The requirements of 4.6.2 to 4.6.6 only apply to detectors having external power to operate the components of the detector
Test Grade 1 Grade 2 Grade 3 Grade 4
Detector current consumption Required Required Required Required
Input voltage range Required Required Required Required
Slow input voltage rise Not required Required Required Required
Input voltage ripple Not required Required Required Required
Input voltage step change Not required Required Required Required
The detector's quiescent and maximum current consumption shall not exceed the figures claimed by the manufacturer at the nominal input voltage
4.6.3 Slow input voltage change and input voltage range limits
The detector must fulfill all functional requirements when the input voltage is within ± 25% of the nominal value or within the manufacturer's specified range limits if they are greater Additionally, the detector should operate normally at the specified range limits when the supply voltage is gradually increased.
The detector shall function during the sinusoidal variation of the input voltage by ± 10 % of nominal, at a frequency of 100 Hz
No signals or messages shall be caused by a step in the input voltage between nominal and maximum and between nominal and minimum
4.6.6 Total loss of external power
This subclause applies to detectors that require an external power supply
This does not include any applied voltage to a purely reed based switch detector
An intrusion signal or message shall be generated by the total loss of the supply voltage
No generation of a message or signal is required when this total loss of external power condition is detected by the CIE due to system design, e.g bus based systems
This subclause applies to detectors that require an external power supply
NOTE This does not include any applied voltage to a purely reed based switch detector
A fault signal will be triggered when the minimum voltage level necessary for the detector's reliable operation falls below the manufacturer's specified threshold.
No generation of a message or signal is required when this low power condition is detected by the CIE due to system design, e.g bus based systems
The detector shall provide a means to enable the I&HAS to monitor the integrity of the interconnection
To ensure compliance with EN 50131-1, detectors equipped with interconnecting cables or wires must include monitoring mechanisms, such as a tamper loop or an end-of-line resistor integrated within the detector's body.
NOTE This requirement may be fulfilled either by the detector itself or by suitable system design.
Environmental classification and conditions
The environmental classification is described in EN 50131-1 and shall be specified by the manufacturer
Detectors shall meet the requirements of the relevant environmental tests described in EN 50130-5 at the severity levels defined in Tables 4 and 5
For all grades the detector shall not generate or be affected by the EMC conditions and severity levels defined in EN 50130-4 and EN 61000-6-3
Unless specified otherwise for operational tests, the detector shall not generate unintentional intrusion, tamper, fault or other signals or messages when subjected to the specified range of environmental conditions
For endurance tests, the detector shall continue to meet the requirements of this European Standard after being subjected to the specified range of environmental conditions
Marking and/or identification
Marking and/or identification shall be applied to the product in accordance with the requirements of
Documentation
The product shall be accompanied with clear and concise documentation in accordance with
The documentation for EN 50131-1 must include a comprehensive list of options, functions, inputs, indications, signals, and their characteristics specific to the grade It should detail the recommended mounting configuration, suitable fixing methods, prohibited areas, and siting requirements Additionally, it must outline the operational approach and removal distances for both ferromagnetic and non-ferromagnetic surfaces, as well as the impact of adjustable controls on detector performance The document should specify any disallowed field adjustable control settings, the operating voltage range, nominal operating voltage, and the maximum and quiescent current consumption at this voltage Finally, it must indicate the supply voltage threshold that triggers a fault signal.
Generalities
The tests aim to ensure that the detector operates according to the manufacturer's specifications All specified test parameters will have a general tolerance of ± 10%, unless stated otherwise A general test matrix outlining the list of tests is provided.
General test conditions
6.2.1 Standard laboratory conditions for testing
The general atmospheric conditions in the measurement and tests laboratory shall be those specified in EN 60068-1:1994, 5.3.1, unless stated otherwise:
Relative humidity 25 % RH to 75 % RH
Air pressure 86 kPa to 106 kPa
6.2.2 General detection testing environment and procedures
The manufacturer’s documented instructions regarding mounting and operation shall be read and applied to all tests
The intrusion and, where appropriate, tamper, fault and any other signal or message outputs shall be monitored
Where appropriate, the detector shall be connected to the nominal supply voltage, and allowed to stabilise for 180 s.
Basic test of detection capability
The general test conditions of 6.2 apply
Ensure the detector's output is monitored alongside its corresponding magnet within the specified make distance Then, reposition the magnet beyond the break distance and document the status of the intrusion signal or message throughout the testing process.
Pass/Fail criteria: An intrusion signal or message shall be generated when the magnet is moved beyond the break distance.
Verification of detection performance
The general test conditions of 6.2 shall apply to all tests in this series
Detection performance shall be tested against the manufacturer’s documented claims Any variable controls shall be set to the values recommended by the manufacturer to achieve the claimed performance
6.4.2 Measurement of approach/removal distances
By moving the corresponding magnet relative to the switch component, measure the approach and removal distances where the switch component generates intruder and reverse signals or messages
Record the response of the switch component Note the approach and removal distances for all the configurations claimed in the manufacturer’s documentation
Pass/Fail criteria: An intrusion signal or message shall be generated beyond the removal distance and shall generate a reverse signal within the approach distance claimed in the manufacturer’s documentation
Switch-on delay, time interval between signals, and indication of detection
The general test conditions of 6.2 apply
To begin, power on the detector with the indicator activated, allowing 180 seconds for stabilization Conduct the BTD and record the response After the specified grade-dependent time interval as outlined in section 4.4.1, perform the BTD once more and note the response again Next, turn off the intrusion indicator (if available) and repeat the BTD.
Pass/Fail criteria: The detector shall generate an intrusion signal or message in response to the BTD
The intrusion signal and indicator must activate simultaneously Additionally, a secondary intrusion signal will be generated following the specified grade-dependent time interval.
4.4.1 has elapsed With the indicator disabled (if provided) the detector shall still generate an intrusion signal or message.
Tamper security
The general test conditions of 6.2 apply
The tests of this subclause shall be applied to the detector at the grade in accordance with Table 1
6.6.2 Prevention of unauthorised access to the connections or components within the detector
To bypass the tamper detection device, one may deliberately use commonly available objects, as detailed in Annex C, to distort the housing or access internal connections and components without leaving visible external damage The grade dependency is outlined in Table 1, and it is essential to monitor the outputs of the detector.
The pass/fail criteria stipulate that a tamper signal or message must be generated if there is no physical damage to the detector, prior to accessing any circuit connections or controls that could modify the detector's performance.
6.6.3 Detection of removal from the mounting surface
The object of this test is to confirm the operation of the tamper device by removing the detector from the mounting surface
Place the unit on the mounting surface without the fixing screws, unless they form a part of the tamper detection device
Carefully detach the detector from its mounting surface while preventing the tamper device from activating by inserting a steel strip measuring between 100 mm and 200 mm in length, 10 mm to 20 mm in width, and 1 mm in thickness between the detector's rear and the mounting surface Try to access the circuit connections or controls and monitor the detector's outputs.
A tamper signal or message must be generated prior to inhibiting the tamper device or gaining access to any circuit connections or controls that can modify performance.
6.6.4 Resistance to magnetic field interference
This test shall be performed for grade 3 and grade 4 products only
The installation of the switch component and its corresponding magnet must adhere to the manufacturer's guidelines, ensuring a separation distance of 50% of the specified make distance along the y-axis Additionally, if the manufacturer identifies a prohibited area, the distance of this area will be included in the total separation distance calculation.
The test environment must enable the consistent addition and removal of magnets without altering the original installation distance, effectively simulating the opening and closing of the monitored object Interference test magnets should be applied to all exposed and accessible surfaces of the housing during normal mounting.
For detector’s designed for use in both surface and flush mounted installations, then all corresponding tests shall be performed
For detectors intended for use in ferromagnetic environments, testing must be conducted according to the manufacturer's installation instructions and materials Surface mount opening contacts require testing with the switch component on a steel mounting plate measuring 600 x 600 x 1.6 mm, while flush mount opening contacts necessitate the use of two steel mounting plates, each measuring 200 x 200 x 1.6 mm, as specified in Annex E.
The interference test magnets must be applied in both polarization directions at two randomly selected points on each surface, both parallel and perpendicular to the surface, as referenced in Annex F It is essential to monitor the detector outputs and measure the make and break distances according to section 4.3.1.
The interference test magnets must be applied in both polarization directions on the exposed surface, as referenced in Annex F If the surface size allows for multiple positions of the interference test magnet, the test should be repeated at a second, randomly selected position It is essential to monitor the detector outputs and measure the make and break distances according to section 4.3.1.
Signals or messages must be generated as outlined in Table 2 when interference test magnets are present, or the detector should function normally if the make or break distances remain within twice the specified limits.
The manufacturer shall supply a minimum of 8 differs of coded pairs of detector One switch component shall be chosen randomly and will be tested against all 8 corresponding magnets
Pass/Fail criteria: The switch component shall only work with its corresponding magnet.
Electrical tests
The tests of 6.7.2 to 6.7.6 shall only be applied to detectors that require an external power supply and at the grade specified in Table 3
The BTD given in 6.3 shall be used for verification Connect the detector to a variable voltage stabilised power supply and allow the detector to stabilise for at least 180 s
To measure the current consumption of the detector, connect it in series with a current measuring meter and attach a voltmeter across its power input terminals Set the voltage to the nominal value and activate the intrusion indicator if available Then, measure the current consumption while applying the BTD.
Pass/Fail criteria: The current consumption shall not exceed the manufacturer’s stated value by more than 20 %
6.7.3 Slow input voltage change and input voltage range limits
Connect the detector to a suitable variable, stabilised power supply
Increase the supply voltage by 100 mV every second until reaching either the nominal voltage minus 25% or the manufacturer's specified minimum level, whichever is lower Allow a stabilization period of 180 seconds before conducting the BTD and monitoring for intrusion, tamper, and fault signals or messages.
Adjust the supply voltage to the nominal value V, then incrementally increase the voltage by 100 mV every second until reaching either the nominal voltage plus 25% or the manufacturer's maximum specified level, whichever is higher Allow a stabilization period of 180 seconds for the detector, then perform the BTD while monitoring for intrusion, tamper, and fault signals or messages.
To reset the supply voltage to its nominal value, decrease the voltage by 100 mV every second until reaching either the nominal voltage minus 25% or the manufacturer's specified minimum level, whichever is lower.
Allow the detector to stabilise for 180 s, carry out the BTD, and monitor the intrusion and fault signals or messages
Pass/Fail criteria, slow power supply change: There shall be no signals or messages generated by the detector during the test apart from those generated by the BTD
Pass/Fail criteria, voltage at the range limits: There shall be no signals or messages generated by the detector during the test apart from those generated by the BTD
Connect the detector to a signal generator with appropriate output impedance capable of generating a sinusoidal voltage of V ± 10 % superimposed on the detector nominal voltage V at a frequency of
100 Hz Allow at least 180 s for the detector to stabilise Apply the sinusoidal voltage for 180 s at 100 Hz
Carry out the BTD Observe whether any intrusion or fault signals or messages are generated
Pass/Fail criteria: There shall be no signals or messages generated by the detector during the test apart from those generated by the BTD
Connect the detector to a square wave generator limited to a maximum current of 1 A capable of switching from the nominal supply voltage V to the nominal voltage V ± 25 % in 1 ms
Start the test at the nominal voltage and allow a minimum of 180 seconds for the detector to stabilize Conduct the BTD while monitoring for intrusion, tampering, faults, and any other signals or messages Apply ten consecutive square wave pulses, ranging from the nominal supply voltage \( V \) to \( V + 25\% \), each lasting 5 seconds with 10-second intervals between them.
Observe whether any intrusion or fault signals or messages are generated Repeat the BTD Repeat the step change test for the voltage range V to V - 25 %
Pass/Fail criteria: There shall be no signals or messages generated by the detector during the test apart from those generated by the BTD
6.7.6 Total loss of power supply
This test is not applicable to detectors with internal power supplies or detectors in bus systems
Disconnect the detector from the power supply Monitor the outputs of the detector
Pass/Fail criteria: An intrusion signal or message shall be generated by the detector
This test is conducted on detectors that need internal or external power sources For detectors equipped with an internal battery, the battery must be substituted with a variable voltage DC power supply during testing.
Adjust the power supply to the detector's nominal operating voltage, then gradually decrease the voltage until it falls below the low voltage detection threshold specified by the manufacturer Continuously monitor the detector's outputs during this process.
The detector must generate a fault signal or message when the low voltage value specified by the manufacturer is reached However, in cases where the low power condition is identified by the Central Interface Equipment (CIE) due to system design, such as in bus-based systems, no signal or message generation is necessary.
This test shall be performed by inspection of the product and the design specifications of the product as provided by the manufacturer
Pass/Fail criteria: The requirements defined in 4.6.8 shall be met.
Environmental classification and conditions
Unless stated otherwise the general test conditions of 6.2 apply
Detectors shall be subjected to the environmental conditioning described in EN 50130-5 and the EMC
Product Family Standard EN 50130-4 See Tables 4 and 5
Detectors undergoing operational tests must be powered and tested at maximum settings, while those in endurance tests should remain unpowered Additionally, detectors with multiple recommended mounting positions must be individually tested for mechanical shock and impact in each position.
During operational tests, it is essential to monitor the detector for any unintentional signals or messages The detector's functional nature may lead to the generation of such signals during shock, impact, and vibration tests It is important to note that the occurrence of these signals or messages during testing should not be regarded as a test failure.
After the tests and any recovery period prescribed by the environmental test standard, carry out the
BTD, and visually inspect the detector both internally and externally for signs of mechanical damage
After the water ingress test, wipe any water droplets from the exterior of the enclosure, dry the detector, and carry out the BTD
After the SO2 test, detectors shall be washed and dried in accordance with the procedure prescribed in
EN 60068-2-52 The BTD shall be performed immediately after drying Carry out the access to interior test of 6.6.2
Test Class I Class II Class III Class IV
Dry heat Required Required Required Required
Cold Required Required Required Required
Damp heat (steady state) Required Not required Not required Not required
Damp heat (cyclic) Not required Required Required Required
Water ingress Not required Not required Required Required
Mechanical shock a Required Required Required Required
Vibration a Required Required Required Required
Impact a Required Required Required Required
Electromagnetic compatibility Required Required Required Required a These tests may produce unavoidable interference that results in unwanted signals or messages
The Pass/Fail criteria stipulate that only signals or messages from the BTD should be generated during tests, with no unintended signals allowed Additionally, there must be no evidence of mechanical damage post-testing, and the detector must continue to fulfill the BTD requirements.
Test Class I Class II Class III Class IV
Damp heat (steady state) Required Required Required Required
Damp heat (cyclic) Not required Not required Required Required
S02 corrosion Not required Required Required Required
Vibration (sinusoidal) Required Required Required Required
Pass/Fail criteria: There shall be no signs of mechanical damage after the tests and the detector shall continue to meet the requirements of the BTD.