Rockwell Automation 1791-I0VX BLOCK I/O - Manual (Page 24)

Installing Block I/O
Chapter 2
2-12
Power Supply Requirements
An external 24V dc (+10/-25%) power supply is required to power the
block. Total current required to power the block is equal to 300mA.
In addition, the external power supply should have current limiting
capabilities. The voltage range must not exceed 18.0-26.4V dc.
Wiring Requirements
Wiring cable requirements are shown in Table 2.J.
Table 2.J
Acceptable Wiring Cables for Block I/O Connection
Use Cable Type With
Remote I/O Link Belden 9463
PLC-2, PLC-3, PLC-5 family programmable
controllers and SLC controllers
Input and Output wiring
Up to 14AWG (2mm 2) Stranded
with 3/64 inch (1.2mm) insulation
All
Figure 2.3
Remote I/O Link Wiring
GROUP No. GROUP No.
2
(CLR) Shield
1
(BLU)
24VDC
RET 24VDC
Connection
Clear wire X
Blue wire X
Shield wire X
Chassis
GND
2
(CLR)
1
(BLU) Shield
10928-I
- 150 OHM
- 82 OHM
-OFF
TERMINATION
RESISTOR