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Connector Terminals
Section 5-2
Indicators
The following table shows the meaning of the indicators.
Note
Word m is the word allocated in the Unit as an input Slave. Word n is the word
allocated in the Unit as an output Slave.
Switch Settings
The rotary switch and the DIP switch are located on the upper part of the Con-
nector Terminal.
Note
Always turn OFF the Slave before changing switch settings.
Node Number Settings
Set the node number in hexadecimal with the rotary switch as shown in the
following table.
Indicator
Name
Status
Meaning
PWR
(green)
Power
ON
The communications power supply is ON.
OFF
The communications power supply is OFF.
COMM1
(yellow)
Communi-
cations
ON
Normal communications on word m.
OFF
A communications error has occurred on
word m or the Unit is in standby status.
COMM2
(yellow)
ON
Normal communications on word n.
OFF
A communications error has occurred on
word n or the Unit is in standby status.
ERR1 (red) Communi-
cations
error
ON
A communications error has occurred on
word m.
OFF
Normal communications on word m or the
Unit is in standby status.
ERR2 (red)
ON
A communications error has occurred on
word n.
OFF
Normal communications on word n or the
Unit is in standby status.
I (yellow) 0
to 15 (16
inputs)
I/O
ON
The corresponding input on word m is ON.
OFF
The corresponding input is OFF or the Unit is
in standby status.
II (yellow) 0
to 15 (16
outputs)
ON
The corresponding output on word n is ON.
OFF
The corresponding output on word n is OFF
or the Unit is in standby status.
Node number setting
Reserved (Always OFF.)
Hold/Clear Outputs for Communications Errors
Communications mode setting
RSV RSV DR HOLD
O
N
Node number
Setting (Hex)
Node number
Setting (Hex)
0
0
8
8
1
1
9
9
2
2
10
A
3
3
11
B
4
4
12
C
5
5
13
D
6
6
14
E
7
7
15
F