1756-IR6I ControlLogix Isolated RTD Input Module by Allen-Bradley

Product Overview

The Allen-Bradley 1756-IR6I is a high-performance isolated RTD input module. It belongs to the ControlLogix series. This module provides six isolated input points. It delivers precise temperature readings for industrial applications. The 1756-IR6I supports a wide range of RTD sensors. These include platinum, nickel, and copper types. Its 16-bit resolution ensures accurate data conversion. The module offers flexible data formats like IEEE 32-bit floating point. It also supports integer mode for various system needs.

Application Scenarios

This module is ideal for process control environments. Use it in chemical plants and refineries. It works well in power generation facilities. The isolated inputs protect against ground loops. This makes it perfect for harsh industrial settings. You can integrate it into large-scale ControlLogix systems. It handles temperature monitoring for motors and bearings. The module also suits HVAC control applications. It provides reliable data for critical safety systems.

Technical Specifications

The 1756-IR6I has six isolated RTD inputs. It uses a 20-pin removable terminal block. The module supports 16-bit resolution. Input ranges vary from 1 to 4020 ohms. The scan time is as low as 10 ms for integer mode. It consumes 250 mA from the 5V backplane. Maximum power dissipation is 4.3 Watts. The module supports on-board data alarming. It also offers real-time channel sampling. Data formats include integer and floating point.

Installation & Maintenance Guide

Install the module in a ControlLogix chassis. Use the 1756-TBNH or 1756-TBSH terminal block. Ensure proper wiring for RTD sensors. The module is hot-swappable for easy maintenance. Check the backplane current limits before installation. Use shielded cables for best noise immunity. Regularly inspect connections for corrosion. Update firmware via the ControlLogix backplane.

Packing List

One Allen-Bradley 1756-IR6I module. One 20-pin removable terminal block. Installation manual included. No additional accessories required.