Safety 11
03/2016 CFPP Process Analyzer CFPP-4.2
For use in the American region the analyzer is marked additionally according to the
National Electrical Code NEC 500 of the USA respectively the Canadian Electrical Code
CEC J18:
Class I, Division 2, Groups B, C, D, T4
The labeling gives you the following information:
Labeling Meaning
Class I Classification of potentially explosive atmospheres in classes 1
(combustible gases, vapors and mist), 2 (dusts) and 3 (fibers and
lint). The device may be used in class 1 potentially explosive areas.
Div 2 Classification of potentially explosive areas in divisions 1 and 2
according to the frequency in which potentially explosive
atmospheres arise.
In division 2, hazardous concentrations of combustible gases,
vapors and mist do not usually occur under normal operating
conditions. The device may be used in such areas.
Group A, B, C, D Classification of gases, vapors and mists into the groups
A (acetylene), B (hydrogen), C (ethylene) and D (propane).
The device provides explosion protection for groups B, C and D.
T4 Classification of gases and vapors depending on their ignition
temperature into the classes T1 to T6 (in accordance with IEC
60079-4). The device has been designed for use with gases and
vapors of temperature class:
T4: 135 °C < ignition temperature < 200 °C
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