Product Details
Overview
The 1756-IF16/A from Allen-Bradley is a high-precision analog input module designed for ControlLogix systems. It supports flexible input configurations and multiple analog signal types, making it suitable for industrial process control and monitoring applications.
Technical Specifications
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Brand & Model: Allen-Bradley 1756-IF16/A
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Product Type: ControlLogix Analog Input Module
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Number of Inputs: 16 single-ended, 8 differential, or 4 high-speed differential channels
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Analog Signal Compatibility: ±10 V, 0–10 V, 0–5 V, 0–20 mA
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Resolution:
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±10.25 V: 320 µV/count (15-bit + sign, bipolar)
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0–10.25 V: 160 µV/count (16-bit)
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0–5.125 V: 80 µV/count (16-bit)
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0–20.5 mA: 0.32 µA/count (16-bit)
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Settling Time: <80 ms to 5% full scale
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Scan Times:
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16 pt single-ended: 16–488 ms
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8 pt differential: 8–244 ms
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4 pt high-speed differential: 5–122 ms
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Backplane Current Draw:
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5.1 VDC: 150 mA
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24 VDC: 65 mA
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Total Backplane Power: 2.33 W
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Module Conversion Method: Sigma-Delta
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Data Format: Integer mode (left-justified, 2’s complement) or IEEE 32-bit floating point
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Maximum Input Current (Off-State): 1.5 mA
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Power Dissipation: 2.3 W (voltage mode), 3.9 W (current mode)
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Removable Terminal Blocks: 1756-TBCH, 1756-TBS6H
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Module Weight: 0.23 kg
Applications
The 1756-IF16/A module is optimized for precise analog data acquisition in ControlLogix systems. It is ideal for applications requiring multiple input configurations, high-resolution measurement, and reliable integration with industrial control networks.
FAQ
Q: Can this module handle both voltage and current inputs?
A: Yes, it supports ±10 V, 0–10 V, 0–5 V, and 0–20 mA signals.
Q: What backplane voltage is required for operation?
A: The module operates on both 5.1 VDC (150 mA) and 24 VDC (65 mA) backplane supply.
Q: Are there removable terminals available for this module?
A: Yes, compatible removable terminal blocks are 1756-TBCH and 1756-TBS6H.
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
Understanding Root Causes of Unplanned PLC Stop Mode in Industrial Automation
Modern Programmable Logic Controllers manage execution through distinct operational states: Run, Stop, Start-Up, and Hold. During power-up, a controller initializes memory registers within Stop mode before briefly transitioning to Start-Up mode. During this phase, internal self-diagnostics evaluate system integrity across hardware and user programs. If the controller detects no critical faults, it enters Run mode to execute the control program continuously. However, any severe system anomaly forces the CPU back into Stop mode immediately to prevent erratic machine behavior across the plant floor.
Human-Machine Interface Design: Essential Guide to HMI Selection, Visualization, and Control System Integration
Human-Machine Interfaces (HMIs) serve as the primary operational window into complex industrial automation systems. Modern HMIs convert raw machine data into clear graphical displays, enabling operators to oversee entire manufacturing processes in real time. Instead of relying on physical control panels full of hardwired switches, engineers program interactive screens using intuitive graphics, dynamic color coding, and responsive touch interfaces. Over my 15 years in control systems engineering, I have observed HMIs transform from basic display screens into sophisticated command centers that drive operational efficiency across DCS and PLC environments.
Understanding Safety Relays in Industrial Automation: Architecture, Operation, and Functional Safety
Standard electromechanical relays provide basic electrical isolation between low-voltage control circuits and high-power output loads. A traditional switching relay features a magnetic coil driving mechanical Common (COM), Normally-Open (NO), and Normally-Closed (NC) contacts. However, standard relays pose severe functional risks when deployed in critical safety interlock circuits. High current inrush or mechanical wear can weld contacts together permanently. If contact welding occurs in an emergency stop circuit, pressing the button fails to halt hazardous machinery movements. Consequently, global functional safety standards prohibit standard relays for critical machine guarding functions.