DIP switch
The extension module is equipped with DIP switch to communicate with the controller. Switch 1, 2, 3, 4, and 5 are configurable to set the address, while switch 6 serves as peripheral bus termination. If the extension module works as the termination in the network, switch 6 must be set to ON.
The order of bit is from 5 to 1. The lowest bit is 5 while the highest bit is 1. Max. 31 addresses can be configured as follows:
No. | Schematics | No. | Schematics | No. | Schematics | No. | Schematics |
|---|---|---|---|---|---|---|---|
1 |
| 9 |
| 17 |
| 25 |
|
2 |
| 10 |
| 18 |
| 26 |
|
3 |
| 11 |
| 19 |
| 27 |
|
4 |
| 12 |
| 20 |
| 28 |
|
5 |
| 13 |
| 21 |
| 29 |
|
6 |
| 14 |
| 22 |
| 30 |
|
7 |
| 15 |
| 23 |
| 31 |
|
8 |
| 16 |
| 24 |
|
|
|
NOTICE
The same address of extension module must be set respectively in the application program of the controller. 0 cannot be set as the address.