Product Overview
The Allen-Bradley 1762-OW16 is a MicroLogix expansion module designed to enhance the output capability of MicroLogix 1100, 1200, and 1400 programmable logic controllers. Featuring sixteen (16) relay output channels, this module reliably energizes and de-energizes electrical loads in industrial automation applications.
With an operating voltage range of 5-265V AC and 5-125V DC, the 1762-OW16 provides flexible control for both AC and DC loads. Its compact DIN rail or panel mounting options simplify installation in existing control panels.
Key Features & Benefits
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16 relay outputs – AC/DC normally open relay contacts for versatile load control.
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Two isolated groups – Each group contains eight channels, allowing independent load handling.
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High current capacity – 2.5A continuous current per point, 8A per common, and 16A per module.
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Fast signal response – 10 ms signal delay for both ON-to-OFF and OFF-to-ON transitions.
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Broad voltage compatibility – Supports 24-125VDC and 120-240VAC relay contact ratings.
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Compact and robust – Measures 90 x 40.4 x 87 mm and weighs only 0.63 pounds.
Technical Specifications
| Specification |
Value |
| Manufacturer |
Rockwell Automation |
| Brand |
Allen-Bradley |
| Module Type |
Relay Output Module |
| Series |
MicroLogix |
| Compatible Controllers |
MicroLogix 1100 / 1200 / 1400 |
| Mounting Type |
DIN Rail; Panel Mounting |
| Part Number/Catalog No. |
1762-OW16 |
| Isolated Groups |
2 |
| Outputs |
(16) AC/DC Relay |
| Relay Contact Voltage Ratings |
24-125 VDC; 120-240VAC |
| Voltage Category |
AC/DC Normally Open Relay |
| Operating Voltage Range |
5-265V AC; 5-125V DC |
| No. of Groups |
Two (2) |
| Channels Per Group |
Eight (8) |
| Signal Delay |
10 ms |
| Max. Current per Point |
2.5 A |
| Shipping Weight |
0.63 pounds |
| Heat Dissipation |
6.1 Watts |
Industry Applications
The 1762-OW16 excels in applications requiring reliable switching of inductive loads, such as motor starters, solenoids, and relays. In manufacturing plants, this module controls conveyor systems and packaging machinery with precise on/off sequencing. In process industries, it manages valve actuators and alarm indicators, ensuring safe and efficient operation.
Its ability to handle both AC and DC loads makes it ideal for mixed-voltage control panels, reducing the need for additional interface modules. The two isolated groups allow separate load circuits, enhancing system flexibility and safety.
Installation & Setup
Mount the 1762-OW16 on a standard DIN rail or directly onto a panel using the integrated mounting tabs. Ensure adequate clearance for wiring and heat dissipation. Connect the module to a compatible MicroLogix controller using the expansion bus connector. Wire the output channels according to your load requirements, observing the voltage and current ratings for each point.
For inductive loads, install surge suppressors across the load to protect relay contacts from high inrush currents. Follow Allen-Bradley wiring guidelines to ensure proper operation and safety.
Maintenance & Reliability
Regularly inspect the module for signs of overheating, loose connections, or contact wear. The relay contacts have a finite lifespan; monitor switching frequency and consider preventive replacement in high-cycle applications. Keep the module free from dust and moisture to maintain reliable performance.
With proper surge protection and routine checks, the 1762-OW16 delivers long service life, minimizing downtime and replacement costs. Its robust design and 6.1W heat dissipation ensure stable operation in demanding environments.
Compatibility & Integration
The 1762-OW16 is designed for seamless integration with MicroLogix 1100, 1200, and 1400 controllers. When used with a MicroLogix 1100, up to four modules can be installed; with a MicroLogix 1200, up to six modules; and with a MicroLogix 1500, up to seven modules. This scalability allows you to expand I/O capacity as your application grows.
No special communication protocols are required – the module connects directly to the controller's expansion bus, simplifying setup and reducing configuration time.
Selection Guide & Purchasing Advice
Before purchasing, verify that the 1762-OW16 meets your voltage, current, and mounting requirements. Confirm compatibility with your specific MicroLogix controller model. For additional technical details, consult the official Allen-Bradley documentation or contact our team.
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