Omega TX91 manual Introduction, General Description

1Introduction

1.1General Description

The OMEGA® TX90 Series Temperature Transmitters consist of the TX91 Miniature Two-Wire Thermocouple Transmitter and the TX92 Miniature Two-Wire RTD Transmitter. This manual is written for the OMEGA TX91 Thermocouple Transmitter.

The TX91 Transmitter accepts thermocouple sensor types J, K, T, or E and will produce a standard 4-20 mA output signal propor- tional to that produced by its attached input temperature sensor. Transmission of the proportional current output may be accomplished by using copper wires.

1