Product Details
Overview
The Allen-Bradley 1794-IV32 is a high-density FLEX I/O digital input module featuring 32 independent channels. Designed for reliable signal acquisition, it delivers precise monitoring and fast system integration for modular automation networks. This module is suitable for environments requiring large-scale input collection with high reliability.
Technical Specifications
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Manufacturer: Allen-Bradley
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Model / Part Number: 1794-IV32
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Product Type: FLEX I/O 32-Point Digital Input Module
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Number of Inputs: 32 digital points
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Input Type: Current sinking (standard for FLEX I/O digital inputs)
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Recommended Terminal Bases: Compatible with 1794-TB32, 1794-TB32S, 1794-TB62DS, 1794-TB62EXD4X15
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Nominal Input Impedance: 3.1 kΩ
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Isolation Voltage: 50 V continuous, Basic insulation; tested at 2121 V DC for 2 s (field side to system)
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Channel Isolation: No isolation between individual inputs
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FlexBus Current: 30 mA @ 5 V DC typical
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Max Power Dissipation: 9 W @ 31.2 V DC
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Thermal Dissipation: Max 30 BTU/hr @ 31.2 V DC
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Indicators: 32 yellow ON/OFF LEDs for field status monitoring
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Dimensions (HxWxD): Approx. 4.57 × 9.4 × 5.33 cm
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Shipping Weight: 1.5 kg
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Operating Temperature: Standard FLEX I/O range (-20°C to 70°C typical)
Applications
Ideal for collecting large-scale digital input signals in distributed control systems, manufacturing automation, and process monitoring. The high-density input channels make it suitable for modular FLEX I/O networks where space efficiency and reliable data acquisition are critical.
FAQ
Q: How many digital inputs are supported by 1794-IV32?
A: The module supports 32 independent sinking digital input points.
Q: Can it isolate each input channel?
A: No, individual channels are not isolated; isolation is provided only between the field and system.
Q: Which terminal bases are compatible?
A: Compatible with 1794-TB32, 1794-TB32S, 1794-TB62DS, and 1794-TB62EXD4X15.
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
Mastering PLC Programming: Best Practices for Robust Industrial Automation
Writing clean PLC code requires discipline, especially regarding memory management. Avoid overusing SET and RESET instructions, as they often complicate debugging. If multiple rungs control the same bit, troubleshooting becomes a nightmare. Instead, focus on energizing a bit in only one location. If your logic requires complex conditions, use branches within a single rung. This approach keeps your code readable, maintainable, and significantly easier to audit during downtime.
PLC vs. HMI: Distinguishing the Brain from the Interface in Industrial Automation
In the realm of industrial automation, distinguishing between a Programmable Logic Controller (PLC) and a Human-Machine Interface (HMI) is fundamental. While both devices work in tandem, they serve distinct purposes. The PLC acts as the "brain" of the operation, executing logic, whereas the HMI serves as the "eyes," allowing operators to monitor and interact with the system. Understanding this synergy is essential for any professional designing robust factory automation solutions.
Selecting the Right Industrial Automation Solution for Modern Manufacturing
Choosing an effective industrial automation system starts with a thorough process audit. You must identify tasks that are repetitive, labor-intensive, or prone to human error. Not every process requires high-level automation; therefore, prioritize operations that directly impact throughput and quality. By scoping your needs accurately, you avoid over-investing in unnecessary technology. A balanced approach ensures that your capital expenditure aligns with measurable gains in operational efficiency.