Pin Assignment - ABB SensyMaster FMT430 Operating Instructions Manual

56 SensyMaster FMT430, FMT450 THERMAL MASS FLOWMETER | OI/FMT430/450-EN REV. B
... 7 Electrical connections

Pin assignment

A Transmitter
Figure 41: Electrical connection
Connections for the power supply
AC voltage
Terminal Function/comments
L Phase
N Neutral conductor
PE / Protective earth (PE)
Potential equalization
DC voltage
Terminal Function/comments
1+ +
2- −
PE / Protective earth (PE)
Potential equalization
Connecting the signal cable
Only for remote mount design.
The sensor housing and transmitter housing must be connected
to potential equalization.
Terminal Function / comments
U Sensor power supply
FE
GND Ground
A Data line
B Data line
Functional earth / Shielding
B Sensor
Connections for inputs and outputs
Terminal Function / comments
Uco / 32 Current output 4 to 20 mA- / HART® output, active
or
31 / 32 Current output 4 to 20 mA- / HART® output, passive
41 / 42 Passive digital output DO1
Passive digital output DO2
51 / 52
V1 / V2 Plug-in card, slot OC1
V3 / V4 Plug-in card, slot OC2
For details, see Optional plug-in cards on page 50.