Description

 

Pin Connections as viewed from arrow A.

Power & Communications

Pin	Wire Colour	RS232	RS422	RS485	SDI-12
1	White	Power Ground
2	Brown		Rx-	Rx-	–
3	Green	Tx+	Tx+	Tx+	–
4	Yellow	–	Tx-	Tx-	–
5	Grey	Rx+	Rx+	Rx+	–
6	Pink	Power (V+)
7	Blue				SDI-12 Signal
8	Red	Signal Ground

Additional Inputs

Pin	Wire Colour	Analogue 1/Rain	Analogue 2/Rain	PT100/Rain
1	White	Power Ground/Analogue Ground		Power Ground
2	Brown	–	–	PT100 +ve
3	Green	Current Signal	Current Signal	PT100 -ve Sense
4	Yellow	–	–	PT100 -Ve
5	Grey	Voltage Signal	Voltage Signal	PT100 +ve Sense
6	Pink	Power (V+)		–
7	Blue	Rain Ref Ground	Rain Ref Ground	Rain Ref Ground
8	Red	Rain Signal	Rain Signal	Rain Signal

Colours shown are as per connectors supplied with cable.