Electrical connection
Liquiline System CA80CR
46
Hauser
‣
Using a suitable tool, such as a tweezers, set all 4 DIP switches to the "ON" position.
The internal terminating resistor is used.
a0016306
Fig. 59: Structure of the internal terminating resistor
2.
External terminating resistor
Here, leave the DIP switches on the module board in the "OFF" position (factory setting).
‣
Connect the resistor to terminals 81 and 82 on the front of module 485 for 5-V power
supply.
The external terminating resistor is used.
6.8.2
Bus address
Setting the bus address
‣
Set the desired bus address via the DIP switches of module 485.
anything between 1 and 247 for Modbus. If you configure an invalid address, software
addressing is automatically enabled via the local configuration or via the fieldbus.
a0016323
Fig. 60: Valid Modbus address 195
a0016324
Fig. 61: Invalid address 255
1)
1)
order configuration, software addressing is enabled, software address
configured at the factory: Modbus 247
Summary of Contents for Liquiline System CA80CR
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