Allen-Bradley 1756-OB16I ControlLogix Isolated DC Output Module
$123.00
$320.00
Description
Allen-Bradley 1756-OB16I ControlLogix Isolated DC Output Module
The Allen-Bradley 1756-OB16I/A, also cataloged as the 1756-OB16I Isolated DC Output Module, operates as a dedicated hardware component for isolated discrete DC signal switching within ControlLogix chassis platforms. It provides 16 sourcing outputs with channel-to-channel electrical isolation.
Hardware Specifications
| Parameter | Specification |
|---|---|
| Model | 1756-OB16I/A |
| Brand | Allen-Bradley |
| Origin | USA |
| Module Type | Isolated DC Digital Output Module |
| Product Line | ControlLogix |
| Output Configuration | 16 point sourcing outputs |
| Output Voltage Range | 10-30 VDC |
| Output Current per Point | 2 A maximum |
| Total Module Current | 16 A maximum |
| Isolation Voltage | 50 V continuous channel-to-channel isolation |
| Diagnostics | Basic output status monitoring |
| Backplane Communication | ControlLogix chassis backplane |
| Mounting Style | Rack mount |
| Weight | 0.25 kg |
| Operating Temp | 0 deg C to 60 deg C |
| Power Consumption | Not specified |
ControlLogix Isolated Output Architecture
The 1756-OB16I/A uses isolated output channels to separate field-side DC switching circuits and reduce interaction between individual loads. The module supports ControlLogix I/O density scaling through chassis-based installation and communicates output data through the controller backplane.
For Allen-Bradley industrial control systems, the module operates with EtherNet/IP based ControlLogix architectures through the controller communication layer. Firmware flash compatibility and Studio 5000 Logix Designer configuration support allow integration with existing ControlLogix projects.
Frequently Asked Questions (FAQ)
Q: What is the output configuration of the 1756-OB16I/A module?
A: The module provides 16 isolated sourcing DC outputs with a 10-30 VDC operating range.
Q: What isolation function does the module provide?
A: The module provides 50 V continuous channel-to-channel isolation between output circuits.
Q: Can the module be configured as a sinking output module?
A: No. The 1756-OB16I/A is designed for sourcing output operation only.
Field Installation Guidelines
Install the module in a compatible ControlLogix chassis and verify the terminal block connection before applying field power. Confirm that connected loads match the DC voltage range and output current limits.
Separate output wiring from high-voltage and high-noise conductors where required. Maintain proper cabinet grounding practices and verify cable shielding termination according to site electrical standards. Check terminal connections and module seating during commissioning and maintenance operations.
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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