Allen Bradley 1756-IT16 ControlLogix Non-Isolated Thermocouple Input Module

Overview

The Allen Bradley 1756-IT16 is a ControlLogix non-isolated thermocouple input module designed for temperature measurement in industrial automation systems. It provides 16-channel thermocouple signal acquisition with stable conversion, high resolution, and reliable performance. The module is commonly used in process control applications where multiple temperature points must be monitored efficiently within a ControlLogix system.

General Information

Part Number: 1756-IT16

Manufacturer: Allen Bradley

Brand: Allen-Bradley

Country of Origin: United States

Series: ControlLogix

Type: Thermocouple Input Module

Module Category: Analog Input Module (Temperature)

Number of Channels: 16 Inputs

Supported Sensor Types: Thermocouple (multiple types supported)

Channel Isolation: Non-Isolated

Mounting: ControlLogix Chassis Installation

Terminal Block Compatibility: 1756-TBCH, 1756-TBS6H

Power Specifications

Input Type: Thermocouple Signal (mV level)

Backplane Current Draw (5.1 V DC): Approx. 200 mA

Backplane Current Draw (24 V DC): Approx. 2 mA

Power Dissipation: Approx. 4.5 W

Isolation Voltage: Not isolated (channel-to-channel)

Power Source: ControlLogix Backplane

Status Indicators: Channel Status and Module Health LEDs

Communication & Interface

Input Channels: 16

Channel Isolation: Non-Isolated Inputs

Connection Method: Removable Terminal Block

Data Interface: ControlLogix Backplane Communication

Diagnostics: Open-circuit, underrange, and overrange detection

System Compatibility: ControlLogix Controllers and I/O Chassis

Signal Processing: Cold junction compensation and digital filtering

Environmental

Operating Temperature: 0°C to +60°C

Storage Temperature: -40°C to +85°C

Relative Humidity: 5% to 95% RH, Non-Condensing

Shock Resistance: Industrial Grade

Vibration Resistance: Suitable for Industrial Environments

Protection Rating: Open-Type Equipment for Enclosed Cabinets

Dimensions & Weight

Dimensions (H × W × D): 144.57 × 22 × 105.42 mm

Weight: 0.34 kg

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