User's Manual
30
Interrupt Input Units ■
Unit 
classification
Product 
name
Specifications
No. of 
words 
allocated
Current 
consumption 
(A)
Model Standards
I/O 
points
Input 
voltage 
current
Commons
Input 
pulse 
width 
conditions
Max. Units 
mountable 
per Unit
External 
connection
5 V 24 V
CJ 
Basic 
I/O 
Units
Interrupt 
Input 
Unit
16 
outputs
24 VDC, 
7 mA 
16 point, 
1 common
ON time: 
0.05 ms 
max.
OFF time: 
0.5 ms max.
2
Removable 
terminal 
block 
1 word  0.08 — CJ1W-INT01 UC1, N, L, CE 
Note 1. Can be used only on CPU Racks, and not on Expansion Racks.
  2.  The locations where the Units can be mounted depend on the CPU Rack and the CPU Unit model. 
CJ1G, CJ1H: From the slot next to the CPU Unit until the fifth slot. 
CJ1M: From the slot next to the CPU Unit until the third slot.
High-speed Input Units ■
Unit 
classification
Product 
name
Specifications
No. of 
words 
allocated
Current 
consumption 
(A)
Model Standards
I/O 
points
Input voltage, 
Input current
Commons
Input pulse 
width 
conditions
External 
connection
5 V 24 V
CJ 
Basic 
I/O 
Units
High-
speed 
Input 
Unit
16 
outputs
24 VDC, 7 mA 
16 point, 
1 common
ON time: 
0.05 ms max.
OFF time: 0.5 
ms max.
Removable 
terminal block 
1 word  0.08 — CJ1W-IDP01 UC1, N, L, CE 
Note: There are no restrictions on the mounting position or number of Units.
B7A Interface Units ■
Unit 
classification
Product 
name
Specifications
No. of words 
allocated
Current 
consumption (A)
Model Standards
I/O points
External connection 5 V 24 V
CJ 
Basic 
I/O 
Units
B7A 
Interface 
Units
64 inputs 
Removable terminal block  4 words 
0.07  —  CJ1W-B7A14 
UC1, CE 64 outputs  0.07  —  CJ1W-B7A04 
32 inputs/outputs  0.07  —  CJ1W-B7A22 
Ordering Information










