FieldServer 485 Connection Diagram to Isolator ICD102A (Black Box)


This diagram shows how to connect a FieldServer FS20 series to an ICD102A optical isolator using a 2-wire RS 485 connection. FieldServer’s only support 2 wire connections.

Datasheet for the Black Box RS485 Isolator/Repeater can be found here: Blackbox Network  Services