I/O and COM configuration
Code Option I/O Level
06 2 x RS232 Full
07 1 x RS232 + 1 x RS485 Full
08 2 x RS485 Full
20 2 x RS232 No
21 1 x RS232 +1 x RS485 No
22 2 x RS485 No
23 2 x RS232 Light
24 1 x RS232 + 1 x RS485 Light
25 2 x RS485 Light
Auxiliary Power Supply (APS)
Code Option
0 No APS
1 APS fitted
Note: Legal product code is composed of “SL76” + “product version” + “Connection and class”. Following
numbers composing the product code are not legal part (for internal and market use only).