KEP ES749 - 6. PROGRAMMING; 6.1 Front Panel Operation Concept for Program Mode

ES749 Flow Computer
27
Hazardous Area Safe Area
4-20mA Temperature
Transmitter
4.3.3 Temperature Input
Common
4-20mA In
24V Out
Common
RTD Excit (+)
RTD Sens (+)
RTD Sens (–)
3-Wire RTD
MTL4755ac
Hazardous Area Safe Area
4.3.2 Pressure Input
4.3 Wiring In Hazardous Areas
Hazardous Area Safe Area
DP Transmitter
24V Out
4-20mA In
Common
4.3.1 Flow Input
Examples using MTL787S+ Barrier (MTL4755ac for RTD)
4-20mA Pressure Trans-
mitter
Common
24V Out
4-20mA In