Allen-Bradley 1756-OW16I/A ControlLogix Digital Relay Output Module
$123.00
$320.00
Description
Allen-Bradley 1756-OW16I/A ControlLogix Digital Relay Output Module
Configured for isolated AC and DC load switching in ControlLogix I/O systems, the Allen-Bradley 1756-OW16I/A (1756-OW16I/A Digital Relay Output Module) provides direct physical/electrical execution. The module provides 16 individually isolated mechanical relay outputs for field device control.
Hardware Specifications
| Parameter | Specification |
|---|---|
| Model | 1756-OW16I/A |
| Brand | Allen-Bradley |
| Origin | USA |
| Operating Temp | 0 deg C to 60 deg C |
| Product Type | ControlLogix Digital Relay Output Module |
| Series | Bulletin 1756 ControlLogix I/O |
| Output Type | Mechanical relay contact output |
| Number of Outputs | 16 relay outputs |
| Isolation | Channel-to-channel isolation |
| DC Voltage Range | 5-125 VDC |
| AC Voltage Range | 5-240 VAC |
| Maximum Current per Output | 2 A AC/DC resistive load |
| Connector Type | 36-pin |
| Diagnostics | Field-side diagnostics and fault detection |
| Enclosure Type | Open-style |
Industrial Control Relay Isolation and Switching Characteristics
The 1756-OW16I/A provides relay-based output switching with individually isolated channels for separation between field circuits. The module supports both AC and DC loads through mechanical relay contacts, allowing connection to external actuators, contactors, solenoids, and indicators.
Within the ControlLogix platform, the module supports I/O density scaling through the chassis backplane architecture. Backplane bus communication manages output command transfer between the controller and field interface, while firmware compatibility maintains integration with supported ControlLogix hardware configurations.
Frequently Asked Questions
Q: What type of loads can the 1756-OW16I/A switch?
A: The module switches AC or DC field loads through mechanical relay contacts within the specified voltage and current ranges.
Q: Are the output channels electrically isolated from each other?
A: Yes. The module provides individually isolated relay output channels for separating field circuits.
Q: Does the module provide field diagnostics?
A: The module provides field-side diagnostics and fault detection functions for monitoring output conditions.
Field Installation Guidelines
Install the module in a compatible ControlLogix chassis and verify the relay contact wiring before applying field power. Confirm that connected loads remain within the relay voltage and current ratings.
Separate relay output wiring from high-voltage transient sources where possible. Use appropriate cabinet grounding practices and route signal wiring according to industrial control panel standards. Verify terminal connections, contact configuration, and load characteristics before commissioning.
Features
Minimum Order Quantity (MOQ)
We welcome bulk orders and have a minimum order quantity of just one unit.
Certificates and Documentation
Upon request, we can provide all necessary documentation, including Certificates of Origin/Conformance and other required export documents.
Delivery Time
For items in stock, we aim to deliver within 1-3 days after payment confirmation. Items with specified lead times will be delivered according to the quoted schedule.
Payment Methods
We accept 100% T/T (Telegraphic Transfer) payment before shipping. For items with lead times, a 30% deposit is required upfront, with the remaining 70% due before shipment. For RMB transfers, please contact us if you have an agent in China.
Warranty
We offer a standard one-year warranty on all new and original items. If you require an extended warranty, please contact us for additional cost details.
Refund and Return Policy
Your satisfaction is important to us. If you need to return an item, it must be done within 30 days of the order date. The product must be unused, unopened, and in its original packaging with all accessories included. Refunds are processed within 5-7 business days after we receive the returned item. Please note that shipping and related charges are non-refundable.
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