Liquiline System CA80TP
Electrical connection
Hauser
33
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.
5.3.2
Bus address
Setting the bus address
1. Open the housing.
2. Set the desired bus address via the DIP switches of module 485.
For PROFIBUS DP, valid bus addresses are anything between 1 and 126, and 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.
1
2
4
8
16
32
64
128
on off
A0026776
36
Valid PROFIBUS address
67
1
2
4
8
16
32
64
128
on off
A0026777
37
Valid Modbus address
195
1
2
4
8
16
32
64
128
on off
A0026778
38
Invalid address 255
1)
1)
Order configuration, software addressing is active, software address configured at the factory: PROFIBUS 126, Modbus
247
Address setting via software: → BA01576C
5.4
Ensuring the degree of protection
Only the mechanical and electrical connections which are described in these instructions and
which are necessary for the required, designated use, may be carried out on the device
delivered.
‣
Exercise care when carrying out the work.
