Product Details
Overview
The Allen-Bradley 1756-IF8IH is a high-precision ControlLogix analog input module featuring 8 isolated differential channels with integrated HART communication. Designed for reliable process monitoring, this module ensures accurate analog data acquisition in industrial automation environments.
Technical Specifications
-
Manufacturer: Allen-Bradley
-
Product Line: ControlLogix
-
Model / Part Number: 1756-IF8IH
-
Product Type: Isolated Analog Input Module with HART Protocol
-
Module Type: 8-Point Differential Analog Input (Isolated)
-
Analog Input Range: 0–20 mA or 4–20 mA
-
Resolution: 16–21 Bits
-
Enclosure Type: Open
-
Overvoltage Protection: ±24 V DC
-
HART Protocol: Dedicated modem for communication on each channel
-
Backplane Compatibility: ControlLogix chassis
-
Removable Terminal Blocks: Compatible with standard 1756 series terminal blocks
-
Weight: 0.50 lbs (0.23 kg)
Key Features
-
Fully isolated channels to prevent cross-talk and improve signal integrity
-
HART-enabled inputs for advanced digital communication alongside analog measurements
-
High-resolution acquisition suitable for critical process monitoring
-
Compact open-style module for flexible installation in ControlLogix racks
-
Reliable ±24 V overvoltage protection for enhanced durability
Application Scenarios
-
Industrial process monitoring and control requiring isolated analog inputs
-
Integration with ControlLogix controllers for high-accuracy data acquisition
-
HART-compatible field device measurement and diagnostic applications
-
Multi-channel analog input for process automation and SCADA systems
FAQs
Q: How many channels support HART simultaneously?
A: All 8 channels support HART communication simultaneously for real-time diagnostics.
Q: What is the input signal range?
A: The module accepts 0–20 mA and 4–20 mA signals.
Q: Is the module isolated?
A: Yes, all 8 channels are fully isolated to prevent interference between inputs.
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.