Allen-Bradley 1756SC-IF8H ControlLogix HART Input Module
$123.00
$320.00
Description
Overview
The Allen-Bradley 1756SC-IF8H is an 8-channel HART-enabled analog input module designed for the ControlLogix platform. Developed for process automation and high-accuracy analog signal acquisition, the module supports both standard analog current signals and integrated HART communication for advanced field device diagnostics and configuration.
This module is suitable for applications requiring reliable analog monitoring, isolated signal handling, and compatibility with intelligent transmitters operating on the HART protocol. The compact single-slot design allows efficient installation within ControlLogix chassis systems while maintaining high channel density and signal precision.
Key Features
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Eight isolated analog input channels
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Full HART protocol communication support
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Compatible with 0–20 mA and 4–20 mA current signals
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High-resolution analog conversion up to 21 bits
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IEEE 32-bit floating-point data handling
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Single-slot ControlLogix chassis installation
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Improved signal integrity with isolated channels
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Feed-through Analog Interface Module (AIFM) compatibility
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Designed for process instrumentation and monitoring systems
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Supports intelligent field transmitters and HART devices
Technical Specifications
| Specification | Details |
|---|---|
| Manufacturer | Allen-Bradley / Spectrum Controls |
| Product Family | ControlLogix |
| Model Number | 1756SC-IF8H |
| Product Type | HART Analog Input Module |
| Channel Configuration | 8 Analog Inputs |
| Signal Type | Current Input |
| Input Ranges | 0–20 mA, 4–20 mA |
| HART Support | Full HART Protocol Integration |
| Channel Isolation | Isolated Channels |
| Mounting Method | ControlLogix Chassis |
| Slot Requirement | 1 Slot |
| Terminal Configuration | 3 Terminals per Channel |
| AIFM Type | Feed-Through |
| Resolution | 16 to 21 Bits |
| Data Format | IEEE 32-Bit Floating Point |
| Accuracy | Better than 0.1% |
| Operating Temperature | 0°C to 60°C |
| Storage Temperature | -40°C to 85°C |
| Dimensions | 15.2 × 15.2 × 3.8 cm |
| Weight | 0.49 lbs |
Signal and Communication Performance
The 1756SC-IF8H module combines analog measurement capability with integrated HART communication, allowing simultaneous process variable acquisition and digital device communication over the same wiring infrastructure.
The module supports intelligent transmitters commonly used in:
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Flow measurement systems
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Pressure instrumentation
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Temperature monitoring
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Process control loops
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Tank level monitoring
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Chemical and refinery applications
ControlLogix System Integration
The module is fully compatible with Allen-Bradley ControlLogix chassis systems and is typically deployed in centralized or distributed process automation architectures.
Its isolated channel design improves noise immunity and enhances reliability in electrically demanding industrial environments.
Application Areas
Common applications for the Allen-Bradley 1756SC-IF8H include:
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Process manufacturing
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Oil and gas facilities
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Water treatment systems
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Pharmaceutical production
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Power generation plants
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Chemical processing lines
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Industrial instrumentation systems
FAQ
What is the main function of the 1756SC-IF8H module?
The 1756SC-IF8H is used for acquiring analog current signals while simultaneously supporting HART communication with intelligent field devices.
How many channels are available on this module?
The module provides eight isolated analog input channels.
Does the module support HART communication?
Yes. The module offers full HART protocol support for compatible transmitters and instrumentation devices.
What signal ranges are supported?
Supported current input ranges include 0–20 mA and 4–20 mA.
Is the module compatible with standard ControlLogix chassis systems?
Yes. The module installs directly into a standard Allen-Bradley ControlLogix chassis and occupies one slot.
Features
Minimum Order Quantity (MOQ)
We welcome bulk orders and have a minimum order quantity of just one unit.
Certificates and Documentation
Upon request, we can provide all necessary documentation, including Certificates of Origin/Conformance and other required export documents.
Delivery Time
For items in stock, we aim to deliver within 1-3 days after payment confirmation. Items with specified lead times will be delivered according to the quoted schedule.
Payment Methods
We accept 100% T/T (Telegraphic Transfer) payment before shipping. For items with lead times, a 30% deposit is required upfront, with the remaining 70% due before shipment. For RMB transfers, please contact us if you have an agent in China.
Warranty
We offer a standard one-year warranty on all new and original items. If you require an extended warranty, please contact us for additional cost details.
Refund and Return Policy
Your satisfaction is important to us. If you need to return an item, it must be done within 30 days of the order date. The product must be unused, unopened, and in its original packaging with all accessories included. Refunds are processed within 5-7 business days after we receive the returned item. Please note that shipping and related charges are non-refundable.
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