Product Details
Overview
The Allen-Bradley 1762-OB8 Ser A is an 8-channel digital output module for the MicroLogix series. It provides reliable DC output control with robust protection against environmental stresses and electrical noise. Designed for use in hazardous and standard industrial locations, this compact module ensures precise and safe signal switching.
Technical Specifications
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Manufacturer: Allen-Bradley
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Model Number: 1762-OB8
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Product Type: MicroLogix Digital Output Module
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Module Height x Width x Depth: 90 × 40 × 87 mm (overall height including mounting tabs: 110 mm)
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Shipping Weight: 210 g (0.46 lbs)
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Operating Temperature: 0–55°C (32–131°F)
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Storage Temperature: -40–85°C (-40–185°F)
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Operating Humidity: 5–95% non-condensing
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Maximum Operating Altitude: 2000 m (6561 ft)
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Hazardous Environment Rating: Class I, Division 2, Groups A-D; compliant with ISA/ANSI 12.12.01 and C-UL under CSA C22.2 No. 213
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Electrical Noise Immunity: Meets NEMA ICS 2-230, EN50081-2 Class A
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ESD Immunity (EN61000-4-2): 4 kV contact, 8 kV air, 4 kV indirect
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Radiated Immunity (EN61000-4-3): 10 V/m, 80–1000 MHz, 80% amplitude modulation
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Fast Transient Burst (EN61000-4-4): 2 kV, 5 kHz
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Surge Immunity (EN61000-4-5): 2 kV common mode, 1 kV differential mode
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Conducted Immunity (EN61000-4-6): 10 V, 0.15–80 MHz
Key Features
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8 isolated digital outputs for MicroLogix series controllers
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Compact form factor with mounting tabs for easy installation
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Resistant to vibration, shock, and extreme temperatures
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Conforms to hazardous location safety standards
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Built-in immunity against ESD, surges, fast transients, and radiated noise
Application Scenarios
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Small to medium discrete control applications
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Switching DC loads such as relays, solenoids, and indicator devices
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Deployment in both standard and hazardous industrial zones
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Integration with MicroLogix controllers in control panels or cabinets
FAQ
Q1: How many outputs does the 1762-OB8 Ser A provide?
A1: The module provides 8 isolated digital outputs.
Q2: Can it operate in hazardous locations?
A2: Yes, it is certified for Class I, Division 2 environments, Groups A–D.
Q3: What protection does it have against electrical noise?
A3: It meets NEMA ICS 2-230, EN50081-2 Class A, and IEC 61000 series for ESD, surge, fast transient, and radiated immunity.
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 Types of Noise in Electronic Circuits and Control Systems
Signal integrity directly determines measurement accuracy and loop stability across industrial automation environments. Electronic noise introduces unwanted stochastic interference into analog loops, sensor feedback lines, and digital fieldbus networks. Understanding how intrinsic electronic noise and external electromagnetic interference manifest allows control engineers to optimize signal conditioning and shield sensitive instrumentation effectively.
Why 24V DC Power Supplies Standardize Modern Industrial Automation
Industrial control cabinets worldwide rely on 24V DC as the universal power standard for field instrumentation, sensors, and controllers. Walk into any manufacturing plant, and you will find PLCs, human-machine interfaces (HMIs), and smart actuators running on extra-low voltage DC. Standardizing on 24V DC enhances operational safety, lowers cabinet footprint, and maintains steady control performance across factory networks.
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.