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Water-resistant Terminals Section 5-4
Indicators
The following table shows the meaning of the indicators.
Switch Settings The rotary switch and the DIP switch are located under the transparent cover.
Note 1. Always turn OFF the Slave before changing switch settings.
2. Always set all the reserved pins to OFF, or otherwise the Unit may not op-
erate normally.
Node Number Settings
Set the node number in hexadecimal with the rotary switch as shown in the
following table.
Note The possible range of node numbers varies with the type of Master and set-
tings in the Master. Refer to 2-1 Communications Specifications for details.
Indicator Name Status Meaning
PWR (green) Power ON The communications power supply is
ON.
OFF The communications power supply is
OFF.
COMM (yellow) Commu-
nications
ON Normal communications.
OFF A communications error has occurred
or the Unit is in standby status.
ERR (red) Commu-
nications
error
ON A communications error has occurred.
OFF Normal communications or the Unit is in
standby status.
OUT0 to 3 (4 outputs)
OUT0 to 7 (8 outputs)
(yellow)
Output ON The corresponding input is ON.
OFF The corresponding input is OFF or the
Unit is in standby status.
Node number setting
Reserved (Always OFF.)
Communications mode setting
RSV RSV DRHOLD
ON
Hold/Clear outputs for communications error
Node number Setting (Hex) Node number Setting (Hex)
0088
1199
2210A
3311B
4412C
5513D
6614E
7715F
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