Maximum Number Of Expansion Racks; Units For Cj-Series Expansion Racks; I/O Interface Unit - Omron NJ501-1 Series User Manual

2 System Configuration
 Maximum Number of Expansion Racks
Expansion pattern
NJ-series CPU Rack plus
CJ-series Expansion Racks
 Units

Units for CJ-series Expansion Racks

Rack
NJ-series
Expansion
Racks
* A CJ-series I/O Control Unit is required on the NJ-series CPU Rack.
NJ-series Power Supply Units
Model
NJ-PA3001 100 to 240 VAC
NJ-PD3001 24 VDC
Note Use an NJ-series Power Supply Unit as the power supply for an NJ-series Expansion Rack.
A CJ-series Power Supply Unit cannot be used for an NJ-series Expansion Rack.

I/O Interface Unit

Model
CJ1W-II101
* Includes the weight of the End Cover.
2-10
Maximum number of Racks
3 Racks
Configuration
NJ-series Power Supply Unit
I/O Interface Unit (one End Cover
included.)
CJ-series Basic I/O Units
CJ-series Special I/O Units
CJ-series CPU Bus Units
End Cover
CS/CJ-series I/O Connecting Cable Required to connect the I/O Interface Unit to the I/O
Output current
Power supply
voltage
5 VDC
6.0 A
6.0 A
Specifications
One Interface Unit is required for each CJ-series Expan-
sion Rack. One End Cover is provided with each Unit.
The total length of I/O Connecting Cable
between the CPU Rack and an Expansion Rack,
and between all Expansion Racks, must be no
more than 12 m.
One required for each Expansion Rack.*
A total of up to 10 Units can be connected to the CPU
Rack and to each of the Expansion Racks. (A Controller
error in the major fault level will occur if 11 or more
Units are connected.)
Must be connected to the right end of the Expansion
Rack. (One End Cover is provided with the I/O Interface
Unit. A Controller error in the major fault level will occur
if the End Cover is not connected to the right end.)
Control Unit or previous I/O Interface Unit.
Output RUN
capacity output
24 VDC
1.0 A 30 W Yes
1.0 A 30 W Yes
NJ-series CPU Unit Hardware User's Manual (W500)
Remarks
Remarks
Expan-
CPU
sion Weight
Rack
Racks
Yes Yes 470 g
max.
Yes Yes 490 g
max.
Current consump-
tion
Weight
5 VDC 24 VDC
0.13 A --- 130 g
max.
*