Ma External Feedback, Ground Referenced Input, Feedback Signal Monitored By Pc Or Plc A/D Card - Emerson Tescom ER5000 Series User Manual

ER5000 — Installation Variations
Feedback Wiring Variations
4–20 mA External Feedback, Ground Referenced Input,
Feedback Signal Monitored by PC or PLC A/D Card
Figure 35 show how the feedback signal can be monitored
using an A/D card in the PC or a PLC. The feedback signal can,
alternatively, be monitored through the USB connection between
the ER5000 and the PC by reading variable #44 (ID_FEEDBACK).
Figure 35: Monitor 4–20 mA External Feedback (Ground Referenced Input)
YELLOW
+ I IN
- I IN
BLACK
ORANGE
+ OUTPUT
+ SUPPLY
VIOLET
TRANSDUCER
WARNING
The controller must be disconnected from the power supply before
any additional wiring or change to jumper configuration is
performed. Do not reconnect the power supply until all additional
wiring connections have been made and are properly installed.
Refer to Table 18 to verify correct wiring.
Table 18: Wiring for Monitoring 4–20 mA External Feedback (Ground Referenced Input)
J3 Pins Wire Color
1 brown
2 red
3 orange
4 yellow
5 green
6 blue
7 violet
8 gray
9 white
10 black
11 pink
* *
12 tan
PC
NOTE NOTE
The wiring shown in Figure 35 is for a two wire
transducer. Refer to
CAUTION CAUTION
correct wiring of three wire and four wire transducers.
WARNING WARNING
NOTE NOTE
Check that Jumper J6 (refer to
4–20 mA operation.
CAUTION CAUTION
WARNING WARNING
Function
+setpoint input
-setpoint input
+feedback input
-feedback input
-RS485 network connection
+RS485 network connection
+24V DC power
24V return (power ground)
+5V output (5 mA max.)
analog signal/board ground
analog signal output
(active in Enhanced "F" models ONLY)
analog signal/board ground
Figure 32 and Figure 33, respectively, for
Figure 19) is installed for
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