NEN EN 45544-2 : 2015

Foreword
Introduction
1 Scope
2 Normative references
3 Definitions
4 General requirements
5 Test conditions
6 Performance requirements
    6.1 Standard requirements
    6.2 Unpowered storage
    6.3 Measurement of deviations
    6.4 Mechanical tests
          6.4.1 Vibration
          6.4.2 Droptest
    6.5 Environmental tests
          6.5.1 Temperature
          6.5.2 Pressure
          6.5.3 Humidity
          6.5.4 Air speed
    6.6 Performance tests
          6.6.1 Audible alarm (personal, portable and
                  transportable apparatus)
          6.6.2 Alarm set point(s)
          6.6.3 Alarm response time (applicable to all
                  alarm instruments)
          6.6.4 Flow failure warning
          6.6.5 Warm-up time
          6.6.6 Time of response
          6.6.7 Time of recovery
          6.6.8 Addition of sampling probe (portable
                  and transportable apparatus only)
          6.6.9 Field verification kit
          6.6.10 Gas concentrations above the upper limit
                  of the measuring range
          6.6.11 Extended operation in standard test gas
          6.6.12 Orientation tests
    6.7 Electrical tests
          6.7.1 Battery capacity
          6.7.2 Mains power supply
          6.7.3 Electrical fault signal
          6.7.4 Electromagnetic compatibility
          6.7.5 Time-weighted average (TWA) function
    6.8 Drift tests
          6.8.1 Personal, portable, transportable and
                  fixed apparatus
          6.8.2 Spot reading apparatus

Defines the performance requirements outlined in EN 482 specifically for electrical apparatus used for the direct detection and direct concentration measurement of toxic gases and vapours in workplace atmospheres. Pertains to apparatus used for exposure measurement.