Analog 4-20 Ma Module - ProSoft Technology RS485 User Manual

Wiring Diagrams
5.3

Analog 4-20 mA Module

(BM-A420-122 Shown)
VS/External Power (min) = 10 + Max Current (Amp) * R
R
loop
Use Solid / Stranded (AWG) 28-12 Wire Gauge
4-20 mA I/O Module does not share a common ground with RS485 Module.
All inputs and outputs on I/O Modules provide field isolation.
ProSoft Technology, Inc.
June 10, 2015
= Total Loop Impedance
loop
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