Instruction Manual

Trident Model PD765 Universal Input Meter Instruction Manual
21
4-20 mA Output & Input Signal Connections
Connections for the 4-20 mA transmitter output are made to the con-
nector terminals labeled “mA OUT, I-, I+”. The 4-20 mA output may be
powered from an internal power supply (optional) or from an external
power supply.
COM
SIGNAL CONNECTOR
mA+
21 354
V+ T+
EXC
2-Wire
4-20 mA
Transmitter
-
+
I-
mA OUT
P2-P1+
45 312
P2+
P1-
24V OUT
6
I+
Remote Display,
Chart Recorder,
etc.
+
-
Figure 14. 4-20 mA Output & Input Signal Powered by Meter
External
Power
Supply
-
+
I-
mA OUT
56
I+
Remote Display,
Chart Recorder,
etc.
+
-
Figure 15. 4-20 mA Output Powered Externally