Allen-Bradley Analog Input Module 1756-IF16H

Allen-Bradley 1756-IF16H ControlLogix HART Analog Input Module

Product Overview

• Brand: Allen-Bradley
• Model: 1756-IF16H
• Series: ControlLogix
• Module Type: HART Analog Input Module
• Input Channels: 16 differential current inputs
• HART Capability: Dedicated modem per channel
• Input Types: 0-20mA and 4-20mA signals

Technical Specifications

• Resolution: 16-21 bits programmable resolution
• Input Ranges: 0-20mA or 4-20mA selectable per channel
• Accuracy: Better than 0.13% of range on all filters
• Conversion Method: Successive approximation ADC
• Data Formats: Integer and IEEE 32-bit floating point
• Backplane Current: 200mA @ 5.1V DC, 125mA @ 24V DC
• Power Consumption: 4.02 Watts total backplane power

HART Communication Features

• Dedicated HART modem on each of the 16 channels
• Simultaneous analog signal and HART data acquisition
• Multiple data formats: analog only or analog with HART PV
• HART scan time of approximately 1 second for all channels
• Compatible with all HART-enabled field instruments
• Configurable HART data integration into controller tags

Scanning & Filtering Capabilities

• Input Scan Time: 11-328 ms (filter dependent)
• Real-time Sampling (RTS) for synchronized data acquisition
• Configurable digital filters for noise reduction
• Module-wide and per-channel filtering options
• Under-range and over-range detection for all channels
• Wire-off detection for broken wire identification

Frequently Asked Questions

• What is HART protocol used for? HART allows digital communication with smart field instruments while maintaining analog signal measurement.
• What current signals does this module support? The module handles both 0-20mA and 4-20mA current input signals.
• How many HART modems does the module have? It features 16 dedicated HART modems, one for each input channel.
• What terminal blocks are compatible? Use 1756-TBCH or 1756-TBS6H removable terminal blocks.
• Do you have this module in stock? Yes, we maintain stock for immediate shipment.
• What is the module's accuracy? Better than 0.13% of range across all filter settings.
• Can I mix different signal types? Yes, each channel can be individually configured for 0-20mA or 4-20mA.

For technical specifications and volume pricing:

Contact: sales@nex-auto.com