View Dh 485 Wiring Diagram Images. There is a second port on the hmi marked rs485. We assume that you have a fundamental understanding of electronics and electrical codes.
Locate this cable and remove it from the package. Modbus serial cabling can be either a rs232 or a rs422/485 connection. This can be done, but again wiring is the issue.
The remote reset switch must be a dry contact switch.
Since the cable systems for the different networks are not alike, But this combination is only 2m long, i need 20! Slc500 fixed type, slc5/01, 02, 03 ch1. Modbus serial cabling can be either a rs232 or a rs422/485 connection.