88
CS1W-SRM21 Master Unit for CS-series PLCs
Section 4-2
4-2
CS1W-SRM21 Master Unit for CS-series PLCs
4-2-1
Specifications and Part Names
Specifications
General Specifications
General specifications conform to those of the CS-series PLCs.
Performance Specifications
Dimensions
The following diagram shows the dimensions of the CS1W-SRM21 Master
Unit. All dimensions are in mm.
Refer to the
CS-series PLC Operation Manual
for installation dimensions of
the CS1W-SRM21 when it is mounted on a Backplane.
Item
Specifications
Model
CS1W-SRM21
Unit classification
Special I/O Unit
Internal current con-
sumption
5 V DC, 150 mA max.
Weight
167 g max.
Max. number of
Masters
95 Units
96 Units
Master Unit mount-
ing location
Can be mounted on the CPU Backplane or an Expansion I/O
Backplane. Can't be mounted on a SYSMAC BUS Slave (RT)
Rack.
Max. number of I/O
points per Master
256 points (128 inputs/128
outputs)
128 points (64 inputs/64 out-
puts)
Number of points per
node number
8-point mode
Number of usable
node numbers per
Master
IN0 to IN15 and OUT0 to
OUT15 (up to 32 nodes can
be connected)
IN0 to IN7 and OUT0 to OUT7
(up to 16 nodes can be con-
nected)
101
35
130