Product Details
Overview
The Allen-Bradley 1756-IF16H is a high-performance ControlLogix analog input module supporting HART protocol on each channel. It provides 16 differential analog inputs with dedicated HART modems, suitable for precise process control and integration with PanelView Plus operator terminals.
Technical Specifications
-
Manufacturer: Allen-Bradley
-
Product Line: ControlLogix
-
Model / Part Number: 1756-IF16H
-
Product Type: Analog Input Module with HART Protocol
-
Module Type: 16-Point Differential Analog Input with Dedicated HART Modems
-
Analog Signal Range: 0–20 mA, 4–20 mA
-
Resolution: 16–21 Bits
-
Data Format: Integer mode (left-justified, 2’s complement), IEEE 32-bit floating point
-
Conversion Method: Successive approximation
-
Module Scan Time: 11–328 ms (filter dependent)
-
HART Scan Time: Approx. 1 s when all channels enabled
-
Inputs: 16 differential
-
Backplane Current: 5.1V DC – 200 mA; 24V DC – 125 mA
-
Total Backplane Power: 4.02 W
-
Input Overvoltage Protection: 8 V DC
-
Isolation Voltage: 50 V continuous
-
Removable Terminal Block: 1756-TBCH; 1756-TBS6H
-
Enclosure Type: Open
Key Features
-
Dedicated HART modem per channel for precise digital communication
-
Supports high-resolution analog input conversion
-
Flexible scan rates with filter options for signal stabilization
-
Compatible with PanelView Plus operator terminals and ControlLogix controllers
-
Removable terminal blocks simplify wiring and maintenance
Application Scenarios
-
Industrial process monitoring requiring HART-enabled devices
-
Multi-channel analog signal acquisition in ControlLogix systems
-
Integration with PanelView Plus and PanelView Plus CE operator terminals
-
Precise measurement and data acquisition in process automation
FAQs
Q: Can all channels run HART simultaneously?
A: Yes, all 16 channels can operate HART protocol simultaneously, with an estimated 1-second scan per module.
Q: What type of analog inputs are supported?
A: 16 differential channels supporting 0–20 mA and 4–20 mA signals.
Q: Is there overvoltage protection?
A: Yes, each input channel supports up to 8 V DC overvoltage protection.
Additional Information
- 100% Genuine Parts: All products are original and authentic, ensuring reliable industrial performance.
- 30-Day Refund Guarantee: Return any in-stock item within 30 days in original, unopened packaging for a full refund (excluding shipping and fees).
- 12-Month Warranty: Covers defects in materials or workmanship; excludes misuse, normal wear, or unauthorized modifications.
- Worldwide Shipping: We ship via USPS, UPS, FedEx, and DHL. Delivery times vary by country and may be subject to customs or import fees.
- Support & Contact: Technical and warranty assistance is available anytime. Contact us here: Contact.
- Purchase Guidance: Check product specifications and compatibility carefully before ordering to ensure proper application.
Tech & Buying Guide
Navigating Industrial Automation Failures: Types, Causes, and Mitigation Strategies
Modern manufacturing relies heavily on automated control systems to maximize throughput and maintain product quality. However, unplanned downtime in industrial automation can cost facility operators thousands of dollars per hour. Understanding how programmable logic controllers (PLCs), distributed control systems (DCS), and field instrumentation fail empowers engineering teams to implement robust preventive maintenance strategies.
Essential Motion Control Commands: A Practical Guide for Engineers
Automation engineers often rely on precise position and speed control to drive modern factory machinery. Modern industrial systems, such as Programmable Logic Controllers (PLCs) and Distributed Control Systems (DCS), depend heavily on standardized motion instructions. Mastering these commands ensures operational safety, protects mechanical components, and optimizes cycle times across production lines.
The Role of Intrinsic Safety Barriers in PLC and DCS Architectures
Implementing robust protection in hazardous industrial environments represents a fundamental safety requirement in factory automation. Process facilities often handle volatile gases, dusts, and chemical agents that pose significant combustion risks. Consequently, control system engineers must deploy energy-limiting interfaces to isolate safe-area control cabinets from hazardous-area field instrumentation. This article examines the function, selection, and electrical principles of intrinsic safety barriers within modern PLC and DCS networks.