Connecting I/O Devices - Omron CS1D DUPLEX SYSTEM - 10-2009 Operation Manual

Wiring Methods
Connecting to a Relay
Terminal
CS1 Basic I/O Unit
CS1W-ID291 (96 input points)
CS1W-OD291 (96 output points)
CS1W-OD292 (96 output points)
CS1W-MD291 (48 inputs, 48 outputs)
CS1W-MD292 (48 inputs, 48 outputs)
2 required
5-4-4

Connecting I/O Devices

Input Devices
DC Input Units
Two sets of the following Cables and Relay Terminals are required.
G79-@@@C-@@@-@@@
Connecting Cable for Relay Terminals
G7TC-I@16 Input Relay Terminals or
G7TC-OC16 Output Relay Terminals
(CS1W-OD291/MD291)
G7TC-OC16-1 Output Relay
Terminals (CS1W-OD292/MD292)
Use the following information for reference when selecting or connecting input
devices.
The following types of DC input devices can be connected.
• Contact output
• Two-wire DC output
CS1 Basic I/O Unit
CS1W-ID231
CS1W-ID261
CS1W-MD261 (inputs)
CS1W-OD231
CS1W-OD261
CS1W-MD261 (outputs)
CS1W-OD232
CS1W-OD262
CS1W-MD262 (outputs)
2 sets required
for 64 points
1 set required
for 32 points
IN
DC Input Unit
COM
IN
+
COM
+
Sensor Power
Supply
Section 5-4
#1
#2
#3
Connecting Cable
#1: G79-I@C-@
#2, #3: G79-O@C-@
#1: G7TC-I@16
#2: G7TC-OC16
G70D-@O@16
G70A-ZOC16-3 and relays
#3: G70D-@O@16-1
G70A-ZOC16-4
Products with the same numbers
#1, #2, and #3 correspond.
DC Input Unit
181