Omron SYSMAC CS Series Operation Manual page 252

Backplanes
CS1W-II102 I/O Interface Unit
Part Names and Functions
Indicator
Dimensions and Weight
II102
130
Weight: 300 g max. (including connector to Backplane)
214
Mount an I/O Interface Unit to the leftmost slot on each CS-series Long-dis-
tance Expansion Rack.
Connector to
Backplane
IN expansion connector
(to previous Rack)
Indicator Status
RDY (green) Lit
Not lit
CS
R
DY
IN OUT
34.5
IN OUT
Meaning
Operating normally.
Bus error (bus reset) or system error.
190
236.5
Section 3-5
Indicator
OUT expansion connector
(to following Rack)
123
Backplane