2 Nomenclature and Installation
2-2
CJ-series DeviceNet Units Operation Manual for NJ-series CPU Unit(W497)
2-1
Nomenclature and Functions
The DeviceNet Units are equipped with the following indicators that indicate the operating status of
the node itself and the overall network.
a. Two status indicators (two-color: Green or red indicators)
b. A two-digit, 7-segment indicator
c. Two dot indicators
2-1-1
Nomenclature and Functions
CJ1W-DRM21
Indicators
1
12
3
4
2
3
4 HOLD
ON
ESTP
DR1
DR0
DRM21
MS
NS
NO.
UNIT
01
23
4567
89
AB
CDE
F
0
12
34
5
678
9
0
12
34
5
678
9
NODE
ADR
x10
0
x10
1
ON
Indicators
Unit No. switch
This switch sets the unit number of the DeviceNet Unit as a one-
digit hexadecimal value.
Node address switches
These switches set the node address as a two-digit decimal value.
DIP switch
The pins have the following functions:
Pins 1 and 2: Baud rate
Pin 3: Continue/Stop communications for error (when used as a
Master)
Pin 4: Hold/clear I/O for communications error (when used as a
Slave)
Communications connector
Connect the Network communications cable to this connector. The
communications power for this Unit is also supplied through this
connector.
A parallel connector with screws (XW4B-O5C1-H1-D) is provided
for node connection.
a. Status indicators
b.
Two-digit, 7-segment indicator
c. Dot indicators
NS
MS
Summary of Contents for CJ1W-DRM21
Page 12: ...Manual Structure 10 CJ series DeviceNet Units Operation Manual for NJ series CPU Unit W497 ...
Page 42: ...Revision History 40 CJ series DeviceNet Units Operation Manual for NJ series CPU Unit W497 ...
Page 345: ...Index 1 CJ series DeviceNet Units Operation Manual for NJ series CPU Unit W497 I Index ...
Page 349: ......