ISO 7240-17:2020
Fire detection and fire alarm systems — Part 17: Transmission path isolators
This document specifies the requirements, test methods and performance criteria for transmission path isolators for use in fire detection and fire alarm systems for buildings (for general requirements and definitions, see ISO 7240‑1).
Means of isolation or protection incorporated within control and indicating equipment are not covered by this document.
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Foreword
Introduction
1 Scope
2 Normative references
3 Terms and definitions
4 General requirements
4.1 Compliance
4.2 Integral status indication
4.3 Connection of ancillary devices
4.4 Monitoring of detachable transmission path isolators
4.5 Manufacturer's adjustments
4.6 On-site adjustments
4.7 Requirements for software-controlled transmission path isolators
4.7.1 General
4.7.2 Software design
4.7.3 Storage of programs and data
5 Tests
5.1 General
5.1.1 Atmospheric conditions for tests
5.1.2 Operating conditions for tests
5.1.3 Mounting arrangements
5.1.4 Tolerances
5.1.5 Functional test
5.1.6 Provision for tests
5.1.7 Test schedule
5.2 Reproducibility
5.2.1 Object
5.2.2 Test procedure
5.2.3 Requirements
5.3 Variation in supply voltage
5.3.1 Object
5.3.2 Test procedure
5.3.3 Requirements
5.4 Dry heat (operational)
5.4.1 Object
5.4.2 Test procedure
5.4.3 Requirements
5.5 Cold (operational)
5.5.1 Object
5.5.2 Test procedure
5.5.3 Requirements
5.6 Damp heat, cyclic (operational)
5.6.1 Object
5.6.2 Test procedure
5.6.3 Requirements
5.7 Damp heat, steady state (endurance)
5.7.1 Object
5.7.2 Test procedure
5.7.3 Requirements
5.8 Sulfur dioxide (SO2) corrosion (endurance)
5.8.1 Object
5.8.2 Test procedure
5.8.3 Requirements
5.9 Shock (operational)
5.9.1 Object
5.9.2 Test procedure
5.9.3 Requirements
5.10 Impact (operational)
5.10.1 Object
5.10.2 Test procedure
5.10.3 Requirements
5.11 Vibration, sinusoidal (operational)
5.11.1 Object
5.11.2 Test procedure
5.11.3 Requirements
5.12 Vibration, sinusoidal (endurance)
5.12.1 Object
5.12.2 Test procedure
5.12.3 Requirements
5.13 Electromagnetic Compatibility (EMC), Immunity tests (operational)
5.13.1 Object
5.13.2 Test procedure
5.13.3 Requirements
6 Test report
7 Marking
8 Data
8.1 Technical documentation for installation
8.2 Software documentation
Annex A (informative) Examples for the functional test procedure
Annex B (informative) Apparatus for impact test
Bibliography
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Foreword
Introduction
1 Scope
2 Normative references
3 Terms and definitions
4 General requirements
4.1 Compliance
4.2 Integral status indication
4.3 Connection of ancillary devices
4.4 Monitoring of detachable transmission path isolators
4.5 Manufacturer's adjustments
4.6 On-site adjustments
4.7 Requirements for software-controlled transmission path isolators
4.7.1 General
4.7.2 Software design
4.7.3 Storage of programs and data
5 Tests
5.1 General
5.1.1 Atmospheric conditions for tests
5.1.2 Operating conditions for tests
5.1.3 Mounting arrangements
5.1.4 Tolerances
5.1.5 Functional test
5.1.6 Provision for tests
5.1.7 Test schedule
5.2 Reproducibility
5.2.1 Object
5.2.2 Test procedure
5.2.3 Requirements
5.3 Variation in supply voltage
5.3.1 Object
5.3.2 Test procedure
5.3.3 Requirements
5.4 Dry heat (operational)
5.4.1 Object
5.4.2 Test procedure
5.4.3 Requirements
5.5 Cold (operational)
5.5.1 Object
5.5.2 Test procedure
5.5.3 Requirements
5.6 Damp heat, cyclic (operational)
5.6.1 Object
5.6.2 Test procedure
5.6.3 Requirements
5.7 Damp heat, steady state (endurance)
5.7.1 Object
5.7.2 Test procedure
5.7.3 Requirements
5.8 Sulfur dioxide (SO2) corrosion (endurance)
5.8.1 Object
5.8.2 Test procedure
5.8.3 Requirements
5.9 Shock (operational)
5.9.1 Object
5.9.2 Test procedure
5.9.3 Requirements
5.10 Impact (operational)
5.10.1 Object
5.10.2 Test procedure
5.10.3 Requirements
5.11 Vibration, sinusoidal (operational)
5.11.1 Object
5.11.2 Test procedure
5.11.3 Requirements
5.12 Vibration, sinusoidal (endurance)
5.12.1 Object
5.12.2 Test procedure
5.12.3 Requirements
5.13 Electromagnetic Compatibility (EMC), Immunity tests (operational)
5.13.1 Object
5.13.2 Test procedure
5.13.3 Requirements
6 Test report
7 Marking
8 Data
8.1 Technical documentation for installation
8.2 Software documentation
Annex A (informative) Examples for the functional test procedure
Annex B (informative) Apparatus for impact test
Bibliography