Installing the analog input module chapter 3 – Rockwell Automation 1771-IE,D17716.5.7 ANAL.INPUT MOD. User Manual
Page 15

Installing the Analog Input Module
Chapter 3
3Ć5
There is no restriction on cable length for current mode input devices.
Cable length resistance, however, when added to module input resistance,
must not be enough to cause an overload on the analog driving device.
Figure 3.2
Connection Diagram
12
11
10
9
8
7
6
5
4
3
2
1
Channel 1
Channel 2
Channel 3
Channel 4
Channel 5
Channel 6
Channel 7
Channel 8
Supply Comm/
Sig. Rtn.
+15V
-15V
+5V
+5 -15 +15 DC
COMM
Use
power
supply
Chassis
ground mounting
bolt
Analog
signal
source
Ground cable shield at one end only,
preferably at chassis mounting bolt.
(See application codes and laws.)
14168
Field Wiring Arm
(Cat. No. 1771-WB)
If you use a 1770-P1 power supply for your external power source, you
must jumper the 5 VDC COMMON and the 15 VDC COMMON
terminals together either at the power supply or at the module. Figure 3.3
shows the wiring connections for the Power Supply (1770-P1).