YOKOGAWA UM33A - Retransmission Output Wiring; DC Loop Power Supply Wiring

Installation and Wiring
16
16-11
IM 05P03D21-01EN
16.4.5 Retransmission Output Wiring
When retransmission output is not used for retransmission output, it can be used for 15 V
DC loop power supply.
The current output range can be changed.
206
205
208
207
Grounding
OUT
terminals
RET
terminals
Shield
–
+
Receiver
(Recorder etc.)
Receiving resistor:
600 Ω or less
16.4.6 15VDCLoopPowerSupplyWiring
This can be used when it is not used for retransmission output.
The indicator is equipped with a non-isolated loop power supply (14.5 to 18.0 V DC) for
connecting a 2-wire transmitter.
Grounding
PV input
0.4-2 V DC
Shield
–
+
2-wire transmitter
RET terminals
14.5-18.0 V DC
100 Ω
208
207
203
202
4-20 mA DC
OUT terminal and OUT2 terminal also can be used.
16.4.7 24VDCLoopPowerSupplyWiring
This can be used when the optional suffix code /LP is specified.
The indicator with the optional suffix code /LP is equipped with an isolated loop power
supply (21.6 to 28.0 V DC) for connecting a 2-wire transmitter.
Grounding
PV input
4-20 mA DC
Shield
–
+
2-wire transmitter
LPS terminals
21.6-28.0 V DC
306
305
203
204
4-20 mA DC
16.4 Wiring