
ER5000
—
89
Installation Variations
Setpoint Wiring Variations
Digital Setpoint Source — RS485 Connection,
RS232 to RS485 Converter
(TESCOM™ Model #85061)
For most applications, the supplied USB cable provides the most
efficient connection to the PC. The controller can also be wired to
connect through an RS485 converter, as shown in Figure 27.
VIOLET
- RS485
+24 V DC
+ RS485
GROUND
GREEN
GRAY
BLUE
Figure 27: RS485 Connection (RS232 to RS485 Converter)
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 10 to verify correct wiring.
Table 10: Wiring for RS485 Connection (RS232 to RS485 Converter)
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
The RS232 to RS485 converter requires direct wiring to an
external power supply, so it must be connected to the ER5000’s
power supply wiring. The violet wire (Pin 7) connects to the
+24V DC terminal and the gray wire (Pin 8) connects to the
ground terminal.
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 ...