Ex relevant specifications52 - EN Sensyflow FMT500-IG CI/FMT500-IG-EN11.2.3 Temperature table for ATEX designsSensyflow FMT500-IG, integral mount designTemperature class Surface temperature Process temperature Sensor TransmitterT4 T 115 °C -20 ... 80 °C (-4 ... 176 °F) Cat. 1G / Zone 0 Cat. 2G/2D / Zone 1/21T4 T 115 °C -20 ... 100 °C (-4 ... 212 °F) Cat. 2G / Zone 1 Cat. 2G/2D / Zone 1/21T3 T 115 °C -20 ... 100 °C (-4 ... 212 °F) Cat. 2G / Zone 1 Cat. 2G/2D / Zone 1/21T2 T 200 °C 1) -20 ... 200 °C (-4 ... 392 °F)1) Cat. 2G / Zone 1 Cat. 2G/2D / Zone 1/21T1 T 300 °C 1) -20 ... 300 °C (-4 ... 572 °F)1) Cat. 2G / Zone 1 Cat. 2G/2D / Zone 1/21Sensyflow FMT500-IG transmitter, remote mount designTemperature class Surface temperature TransmitterT4 T 115 °C Cat. 3G/2D / Zone 2/21Sensyflow FMT500-IG flowmeter sensor, remote mount designTemperature class Surface temperature Process temperature Sensor Terminal boxT4 T 80 °C -20 ... 80 °C (-4 ... 176 °F) Cat. 1G / Zone 0 Cat. 2G/2D / Zone 1/21T4 T 100 °C -20 ... 100 °C (-4 ... 212 °F) Cat. 2G / Zone 1 Cat. 2G/2D / Zone 1/21T3 T 100 °C -20 ... 100 °C (-4 ... 212 °F) Cat. 2G / Zone 1 Cat. 2G/2D / Zone 1/21T2 T 200 °C 1) -20 ... 200 °C (-4 ... 392 °F)1) Cat. 2G / Zone 1 Cat. 2G/2D / Zone 1/21T1 T 300 °C 1) -20 ... 300 °C (-4 ... 572 °F)1) Cat. 2G / Zone 1 Cat. 2G/2D / Zone 1/211) Temperatures in accordance with ATEX temperature classes, max. process temperature for the sensor -20 ... 150 °C (-4 ... 302 °F)11.2.4 FM designations with temperature informationTransmitter, remote mount design Flowmeter sensor, remote mount design Integral mount designNI CLASS I DIV2 Group: A,B,C,D,CLASS I Zone 2 AEx nA IIC T4...T1DIP CLASS II, III DIV1 and 2Group: E,F,GIS Circuits for CLASS I DIV1 Group:A,B,C,D, CLASS I Zone 0 AEx ia IICIS CLASS I DIV1 Group: A,B,C,D,CLASS I Zone 0 AEx ia IIC T4...T1DIP CLASS II, III DIV1 and 2Group: E,F,GNI CLASS I, II, III DIV2, Group:A,B,C,D, CLASS I Zone 2Group: IIC T4...T1XP CLASS I DIV1 Group: B,C,D,CLASS I, Zone 1 II B T4...T1IS Circuits for CLASS I DIV1 Group:B,C,D, CLASS I Zone 0 AEx ia IICDIP CLASS II,III DIV1 and 2Group: E,F,GNI CLASS I, II, III DIV2, Group:A,B,C,D,F,G, CLASS I Zone 2Group: IIC T4...T1Tamb = -20 ... 50 °C (-4 ... 122 °F) Tamb = -20 ... 80 °C (-4 ... 176 °F)Tmedium = -20 ... 150 °C (-4 ... 302 °F)T4/T3 medium = -20 … 100 °C (-4 ... 212 °F)T2 medium = -20 … 200 °C (-4 ... 392 °F)T1 medium = -20 … 300 °C (-4 ... 572 °F)Tamb = -20 ... 50 °C (-4 ... 122 °F)Tmedium = -20 ... 150 °C (-4 ... 302 °F)T4/T3 medium = -20 … 100 °C (-4 ... 212 °F)T2 medium = -20 … 200 °C (-4 ... 392 °F)T1 medium = -20 … 300 °C (-4 ... 572 °F)