Endress+Hauser Liquiline M CM42 - Simulation and Resetting

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Installation in Ex area
Environment
Ambient temperature range Non-hazardous area version
–30 to 70 °C (–20 to 160 °F)
Hazardous area version: ATEX II (1)2G
–20 to 50 °C (T6)
–20 to 55 °C (T4)
Hazardous area version: ATEX II 3G
–10 to 50 °C (T6)
Hazardous area version: FM
–20 to 50 °C (0 to 130 °F) (T6)
Hazardous area version: CSA
–20 to 50 °C (0 to 130 °F) (T6)
–20 to 55 °C (0 to 120 °F) (T4)
Ambient temperature limits -30 to +80 °C (–20 to 175 °F)
Storage temperature –40 to 80 °C (–40 to 175 °F)
Electromagnetic compatibility Interference emission and interference immunity as per EN 61326: 2004
Ingress protection IP 67 (similar to NEMA 4X)
Relative humidity 10 to 95%, not condensing
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Installation in Ex area
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Sensor in Ex version
Intrinsically safe sensor circuit EEx ia
Transmitter
Supply and signal circuit EEx ib (4...20 mA)
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Active barrier, e.g. Preline RN221
Signal line Hart/PROFIBUS/FF
Fieldcare via PROFIBUS/FF
Hart handheld terminal