OVERVIEW

Official designation: Allen-Bradley 1762-IT4 (MicroLogix 1200 Series, Thermocouple/mV Input Module)

Role/Application: This 4-channel module provides high-resolution thermocouple or millivolt signal input for temperature monitoring in industrial control systems. It includes an integrated Cold Junction Compensation sensor.

KEY SPECS SUMMARY

Power: 40 mA at 5.1V DC bus

Interfaces / Ports: Removable finger-safe screw terminal

Indicators: Single Power/Diagnostic LED

Operating Temp: 0 to 55 degrees C

Platform / Compatibility: MicroLogix 1100/1200/1400

Limit: 1.5 Total Watts heat dissipation

Lifecycle: Existing

FREQUENTLY ASKED QUESTIONS

Technical Specifications:

Q: What is the primary range of supported millivolt input signals?

A: The module is configured to accept millivolt signals in the ranges of plus/minus 50 mV and plus/minus 100 mV.

Wiring & Installation:

Q: What wire size and terminal screw torque are specified for the finger-safe block?

A: Refer to the latest manufacturer manual for specific wire size and terminal screw torque specifications.

Troubleshooting & Compatibility:

Q: What are the programmable filter frequency options to stabilize the analog signal?

A: Filter options include 10 Hz, 50 Hz, 60 Hz, 250 Hz, 500 Hz, and 1 kHz.

Replacement & Upgrades:

Q: What is the maximum number of I/O expansion modules allowed from the controller's power supply?

A: The module should be installed within a maximum distance of 6 modules from the host controller's power supply.