
ER5000
—
99
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).
TRANSDUCER
YELLOW
ORANGE
+ I IN
- I IN
BLACK
VIOLET
PC
+ SUPPLY
+ OUTPUT
Figure 35: Monitor 4–20 mA External Feedback (Ground Referenced Input)
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
Function
1
brown
+setpoint input
2
red
-setpoint input
3
orange
+feedback input
4
yellow
-feedback input
5
green
-RS485 network connection
6
blue
+RS485 network connection
7
violet
+24V DC power
8
gray
24V return (power ground)
9
white
+5V output (5 mA max.)
10
black
analog signal/board ground
*
11
*
pink
analog signal output
(active in Enhanced “F” models ONLY)
12
tan
analog signal/board ground
NOTE
NOTE
CAUTION
CAUTION
WARNING
WARNING
The wiring shown in Figure 35 is for a two wire
transducer. Refer to
Figure 32
and
Figure 33
, respectively, for
correct wiring of three wire and four wire transducers.
NOTE
NOTE
CAUTION
CAUTION
WARNING
WARNING
Check that
Jumper J6
(refer to
Figure 19
) is installed for
4–20 mA operation.
Содержание Tescom ER5000 Series
Страница 2: ...2 Safety Installation Operations Precautions ...
Страница 9: ...9 Table of Contents ...
Страница 14: ...14 Features and Specifications ...
Страница 25: ...25 What s New ...
Страница 29: ...29 How It Works ...
Страница 44: ...44 Glossary of Terms ...
Страница 57: ...57 Getting Started ...
Страница 76: ...76 Installation Variations ...
Страница 111: ...111 The ERTune Program ...
Страница 116: ...116 The ERTune Program Basic Features ...
Страница 187: ...187 The ERTune Program Power User ...
Страница 196: ...196 ER5000 Software Development Support ...
Страница 202: ...202 Troubleshooting ...
Страница 221: ...221 Internal Variables ...
Страница 236: ...236 Certifications and Warranty ...
Страница 241: ...241 Appendix A Setting up the ERTune Program on Windows 8 PCs ...