Omron CJ - 08-2008 - Page 159

111
I/O Units Section 2-4
Note The Space Unit is for Position Control Units.
High-speed
Counter Unit
Two-axis pulse input,
counting rate: 500 kcps
max., line driver compati-
ble
CJ1W-CT021 40 words 400
words
Yes Yes 0 to 92
(uses words
for 4 unit
numbers)
CompoBus/
S Master
Units
CompoBus/S remote I/O,
256 bits max.
CJ1W-SRM21 10 words
or 20
words
None Yes Yes 0 to 95 or
0 to 94
CompoNet
Master Unit
CompoNet remote I/O CJ1W-CRM21 None Yes Yes
Communications mode
No. 0: 128 inputs/128
outputs for Word Slaves
20 words None Yes Yes 0 to 94
(uses words
for 2 unit
numbers)
Communications mode
No. 1: 256 inputs/256
outputs for Word Slaves
40 words None Yes Yes 0 to 92
(uses words
for 4 unit
numbers)
Communications mode
No. 2: 512 inputs/512
outputs for Word Slaves
80 words None Yes Yes 0 to 88
(uses words
for 8 unit
numbers)
Communications mode
No. 3: 256 inputs/256
outputs for Word Slaves
and 128 inputs/128 out-
puts for Bit Slaves
80 words None Yes Yes 0 to 88
(uses words
for 8 unit
numbers)
Communications mode
No. 8: 1,024 inputs/
1,024 outputs for Word
Slaves and 256 inputs/
256 outputs for Bit
Slaves maximum
10 words Depends
on setting
Yes Yes 0 to 95
(uses words
for 1 unit
number)
Name Specifications Model Number of
words
allocated
(CIO 2000
to
CIO 2959)
Number
of words
allocated
(D20000
to
D29599)
Mountable Racks Unit No.
CJ-series
CPU Rack
CJ-series
Expansion
Racks