TM3AI2H / TM3AI2HG Wiring Diagram

Introduction

This expansion module has a built-in removable screw terminal block for the connection of inputs and power supply.

NOTE: Loop powered sensors are not supported by these expansion modules. The modules do not provide loop power when wired for current.

Wiring Rules

See Wiring Best Practices.

Wiring Diagram

The following figure illustrates the connection between the inputs, the sensors, and their commons:

* Type T fuse

(1) Current/Voltage analog output device

 WARNING
UNINTENDED EQUIPMENT OPERATION
Do not connect wires to unused terminals and/or terminals indicated as “No Connection (N.C.)”.
Failure to follow these instructions can result in death, serious injury, or equipment damage.