Product Details
Overview
The 1746-IB16 digital DC input module by Allen-Bradley is designed to deliver reliable digital input performance for the 1746 I/O system. Engineered for industrial automation, this module ensures fast and accurate signal acquisition from field devices, supporting robust control and monitoring applications.
Technical Specifications
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Model: 1746-IB16
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Manufacturer: Allen-Bradley / Rockwell Automation
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Product Type: Digital DC Input Module
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I/O Points: 16 discrete DC inputs
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Voltage Category: 24V DC
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Input Current: Minimum 3 mA @ 24V DC, Maximum 30 mA
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Input Voltage Range: 10–30V DC
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Module Groups: 2 groups of 8 points each
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Backplane Current Consumption: 150 mA @ 5V DC
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Isolation Voltage: Tested up to 500 V DC between input channels and bus
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Operating Temperature Range: 0–60°C (32–140°F)
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Non-Operating Temperature Range: -40–85°C (-40–185°F)
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Humidity: 5–95% non-condensing
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Shock & Vibration: IEC 60068-2 compliant
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Dimensions (HxWxD): 90 x 12.7 x 101.6 mm
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Weight: 0.18 kg
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Compatible Controllers: SLC 500, MicroLogix, CompactLogix
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Mounting: DIN rail or panel mount
Applications
The 1746-IB16 module is suitable for:
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Monitoring digital sensors and switches
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Collecting status signals in manufacturing lines
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Integration into SLC 500, MicroLogix, and CompactLogix systems
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High-reliability control environments requiring fast DC input response
FAQ
Q: How many input points does the 1746-IB16 support?
A: It supports 16 discrete DC input points, divided into 2 groups of 8.
Q: What is the maximum operating temperature for the module?
A: The module operates reliably up to 60°C (140°F).
Q: Can this module be used with CompactLogix systems?
A: Yes, it is compatible with CompactLogix as well as SLC 500 and MicroLogix controllers.
Q: What is the required wiring type?
A: Copper wire rated for 90°C; solid 22–14 AWG, stranded 22–16 AWG.
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
Human-Machine Interface Design: Essential Guide to HMI Selection, Visualization, and Control System Integration
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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.
Mastering Wire Identification in Industrial Automation: The Power of Ferrules and Cross-Ferruling
Proper wire labeling forms the cornerstone of reliable control system installation and long-term maintenance. In complex industrial automation environments, technicians terminate thousands of conductor ends inside control panels, marshalling racks, and field junction boxes. Ferrules serve as individual tube-shaped sleeve markers slipped onto conductors before final termination. While technicians historically relied on pre-printed individual letter rings, modern control panel builders utilize automated ferrule printing machines. These thermal-transfer printers generate durable, single-sleeve heat-shrink tags directly matching approved wiring schematics, significantly accelerating cabinet assembly workflows.