Allen-Bradley 1756-OB16IEF ControlLogix DC Output Module
$123.00
$320.00
Description
Allen-Bradley 1756-OB16IEF ControlLogix DC Output Module
Configured for isolated DC digital output execution in ControlLogix platforms, the Allen-Bradley 1756-OB16IEF (1756-OB16IEF DC Output Module) provides direct physical/electrical execution for 16-point DC output circuits. The module operates with 10-30 VDC output signals, supports isolated outputs, and interfaces with the ControlLogix backplane communication system.
Hardware Specifications
| Parameter | Specification |
|---|---|
| Model | 1756-OB16IEF |
| Brand | Allen-Bradley |
| Origin | USA |
| Weight | 0.75 lbs |
| Power Consumption | 3.6 W maximum at 60 deg C |
| Module Type | DC Output Module |
| Product Line | ControlLogix |
| Circuit Type | DC |
| Output Channels | 16 points |
| Operating Voltage Range | 10-30 VDC |
| Maximum Output Current Rating - Point | 2 A at 30 deg C; 1 A at 60 deg C |
| Maximum Output Current Rating - Module | 8 A at 30 deg C; 4 A at 60 deg C |
| Backplane Current at 5 V | 350 mA |
| Backplane Current at 24 V | 3 mA |
| Isolation Voltage | 50 V continuous |
| Removable Terminal Blocks | 1756-TBCH, 1756-TBS6H |
EtherNet/IP and ControlLogix Output Architecture
The 1756-OB16IEF operates as a ControlLogix digital output module with backplane-based communication between the controller and field output circuits. The module supports DC output switching functions with isolated channels and peer-to-peer output operation with PWM capability. Firmware flash compatibility follows the ControlLogix platform management structure, allowing module configuration through compatible controller environments.
The I/O density scaling of the ControlLogix chassis allows integration of multiple output modules while maintaining organized backplane addressing. Electrical load distribution must consider the module maximum current rating and chassis power budget.
Frequently Asked Questions
Q: What type of field circuit does the 1756-OB16IEF support?
A: The module supports DC output circuits with an operating voltage range of 10-30 VDC and provides 16 isolated output points.
Q: What are the backplane current requirements of the module?
A: The module requires 350 mA at 5 VDC backplane power and 3 mA at 24 VDC backplane power.
Q: Which removable terminal blocks are compatible with this module?
A: The compatible removable terminal blocks are 1756-TBCH and 1756-TBS6H.
Field Installation Guidelines
Install the 1756-OB16IEF module in a compatible ControlLogix chassis slot with proper mechanical engagement of the backplane connector. Verify that the field wiring voltage range matches the 10-30 VDC output specification before energizing connected loads.
Use appropriate wiring separation between DC output conductors and high-energy switching or AC power cables to reduce electrical interference. Connect cable shielding according to the plant grounding standard where shielded field wiring is applied. Confirm terminal block seating, conductor termination, and module keying before system operation.
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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