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
Master Acceptance Testing: Understanding FAT and SAT in Industrial Control Systems
Factory Acceptance Testing (FAT) and Site Acceptance Testing (SAT) serve as critical quality assurance gateways in complex industrial control systems. Both procedures verify that programmable logic controllers (PLCs), distributed control systems (DCS), and associated field devices meet strict functional specifications. However, executing these tests effectively requires clear delineation between off-site staging and final field commissioning.
Industrial Networking Essentials: Demystifying Hubs, Switches, and Routers in Control Systems
Industrial automation relies heavily on robust networking infrastructure to connect programmable logic controllers (PLCs), distributed control systems (DCS), and human-machine interfaces (HMIs). Modern factory automation environments generate vast amounts of real-time operational data across deterministic networks. Understanding the structural differences between hubs, switches, and routers ensures optimal traffic segmentation, minimizes latency, and maintains high network availability.
Safety Relays in Industrial Automation: Fundamentals, Design Standards, and Fail-Safe Architecture
Safety relays form the bedrock of functional safety in modern factory automation, preventing catastrophic equipment failure and protecting plant personnel. While standard electromechanical relays handle basic load switching, they lack the redundant diagnostics required for high-risk industrial environments. Modern industrial automation platforms—including programmable logic controllers (PLCs) and distributed control systems (DCS)—rely on specialized safety relays to monitor field devices and isolate hazards instantly.