1756-IF16H ControlLogix Analog Input Module 16-Channel HART

Product Overview

The Allen-Bradley 1756-IF16H is a high-performance analog input module. It belongs to the ControlLogix family. This module features 16 differential inputs. Each channel has a dedicated HART modem. It supports 0-20 mA and 4-20 mA signals. The module uses a successive approximation conversion method. It offers high resolution from 16 to 21 bits. This module is ideal for precise industrial measurements.

Application Scenarios

This module works well in process control systems. It is perfect for monitoring pressure and flow. Use it in chemical plants and refineries. It also suits water treatment facilities. The HART protocol allows smart device communication. This module helps in asset management applications. It is a reliable choice for critical control loops.

Technical Specifications

The 1756-IF16H has 16 differential inputs. It accepts 0-20 mA or 4-20 mA signals. The module provides 200 mA at 5.1VDC backplane current. It also draws 125 mA at 24VDC. Total backplane power is 4.02 W. The module uses a removable terminal block. Options include 1756-TBCH and 1756-TBS6H. It supports wire sizes from 22 to 14 AWG. The module offers overvoltage protection up to 8 VDC. Isolation voltage is 50 Volts continuous. Calibrated accuracy is better than 0.13 percent. Module error is 0.3 percent of range.

Installation & Maintenance Guide

Mount the module in a ControlLogix chassis. Use the correct removable terminal block. Connect wires with proper insulation. Ensure the insulation rating is 105 °C or higher. Use stranded or solid copper wire. Tighten connections securely. Do not exceed the voltage limits. Keep the enclosure type open for proper cooling. Perform periodic calibration checks. Replace the module if errors exceed limits.

Packing List

One Allen-Bradley 1756-IF16H analog input module. One removable terminal block (1756-TBCH or 1756-TBS6H). No additional cables or software included. The product ships in anti-static packaging. Use Fedex, UPS, or DHL for shipping.