OPERATION MANUAL CompoBus/S

Connector Terminals Section 5-2
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
Note 1. The node number of the 32-point Slave must be set to an even number. If
an odd number is input, the odd number less one will be set in the Slave.
2. The possible range of node numbers varies with the type of Master and
settings in the Master. Refer to 2-1 Communications Specifications for details.
Communications Mode Settings
The following communications modes are set with pin 3 of the DIP switch as
shown below.
SW3 Communications
mode
OFF High-speed Communications
Mode
ON Long-distance
Communications
Mode
Communications
distance
Communications
baud rate
Communications
cycle time
100 m max. 750 kbps 0.5 or 0.8 ms
500 m max. 93.75 kbps 4.0 or 6.0 ms
Note Make sure that the communications mode of the Slave is the same as that of
the Master Unit. If the communications modes are not the same, normal communications
with the Master Unit will not be possible. The operating status of
the Slave can be verified with LED indicators. Refer to 6-5-1 Indicators.
Hold/Clear Outputs for Communications Errors
Pin 4 is used to set the output data status when a communications error
occurs, as shown in the following table.
Pin 4 (HOLD) Setting
OFF Clear output status
ON Maintain output status
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