2-9
2 Nomenclature and Installation
CJ-series DeviceNet Units Operation Manual for NJ-series CPU Unit(W497)
2-2 Installing the DeviceNet Unit
2
2-2-1 System Configuration Precautions
2-2 Installing the DeviceNet Unit
You can mount up to 16 Units on the CPU Rack or an Expansion Rack per CPU (but no more than
10 Units on one Rack).
1
Carefully align the connectors to mount the DeviceNet Unit.
2
Move the yellow sliders on the top and bottom of the Unit until they click into position, to lock.
Precautions for Safe Use
If the sliders are not securely locked, the DeviceNet Unit functions may not operate sufficiently.
To dismount the Unit, move the sliders to the "Release" direction.
2-2-1 System Configuration Precautions
2-2-2 Mounting
1
1234
2
3
4
HOLD
ON
ESTP
DR1
DR0
DRM21
MS
NS
NO.
UNIT
0
1
2
3
4
5
6
7
8
9
A
B
C
D
E
F
0
1
2
3
4
5
6
7
8
9
0
1
2
3
4
5
6
7
8
9
NODE
ADR
10
0
10
1
ON
Hooks
Connector
Openings for hooks
1
12
34
2
3
4
HOLD
ON
ESTP
DR1
DR0
DRM21
MS
NS
NO.
UNIT
0
1
2
3
4
5
6
7
8
9
A
B
C
D
E
F
0
1
2
3
4
5
6
7
8
9
0
1
2
3
4
5
6
7
8
9
NODE
ADR
10
0
10
1
ON
Slide latches back until they lock.
(The latches will click when they lock.)
Slider
Lock
Release
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