RSTAR Affinity
Data Logger
Installation Guide
PSM0003A
RST Instruments Ltd.
Page 19
Figure 12: 4-20 mA Circuit Diagram
The pin assignments are:
Pin 1 – shield
Pin 2 – sensor 1 +12V DC output source
Pin 3 – sensor 1 shunt input
Pin 4 – sensor 2 + 12 VDC output source
Pin 5 – sensor 2 shunt