Siemens ET200 distributed I/O systems use PROFIBUS or PROFINET connections with screw or push-in terminals for field wiring. ET200S, ET200SP, and ET200M are common variants for different applications.
| Pin | Name | Function | Type |
|---|---|---|---|
| 1 | PWR+ | 24V DC supply | PWR |
| 2 | PWR- | Ground | GND |
| 3 | PROFIBUS A | PROFIBUS line A or PROFINET | BUS |
| 4 | PROFIBUS B | PROFIBUS line B | BUS |
Siemens ET200 distributed I/O systems use PROFIBUS or PROFINET connections with screw or push-in terminals for field wiring. ET200S, ET200SP, and ET200M are common variants for different applications.