Allen-Bradley 1794-OB8EPXT FLEX I/O Digital Sourcing Output Module
$123.00
$320.00
Description
Allen-Bradley 1794-OB8EPXT FLEX I/O Digital Sourcing Output Module
Configured for 24 VDC discrete output execution in FLEX I/O systems, the Allen-Bradley 1794-OB8EPXT (1794-OB8EPXT FLEX I/O Digital Sourcing Output Module) provides direct physical/electrical execution through eight electronically protected sourcing channels.
Hardware Specifications
| Parameter | Specification |
|---|---|
| Model | 1794-OB8EPXT |
| Brand | Allen-Bradley |
| Weight | 0.24 lbs |
| Operating Temp | -20 deg C to +70 deg C |
| Power Consumption | 5.5 W max at 31.2 VDC |
| Module Type | FLEX I/O Digital Sourcing Output Module (Extreme Environment) |
| Output Channels | 8 sourcing outputs |
| Nominal On-State Voltage | 24 VDC |
| Operating Voltage Range | 10 VDC to 31.2 VDC |
| Output Current Capacity | 2.0 A per channel max, 10.0 A per module total |
| FlexBus Current | 70 mA at 5 VDC |
| Isolation Voltage | 50 V continuous, Basic Insulation Type |
| Thermal Dissipation | 18.8 BTU/hr at 31.2 VDC max |
| Output Protection | Electronic fusing and short-circuit protection |
| Environmental Feature | XT conformal coating |
Industrial Control and FLEX I/O Bus Characteristics
The 1794-OB8EPXT is designed for Allen-Bradley FLEX I/O architectures requiring distributed digital output control. The module provides eight sourcing output points with electronic protection functions for channel-level fault handling.
The XT construction includes conformal coating for operation in harsh industrial environments. The module supports I/O density scaling within FLEX I/O remote I/O configurations while maintaining direct output actuation through the FLEXBus communication structure.
Frequently Asked Questions
Q: Does the 1794-OB8EPXT provide output channel protection?
A: Yes. Each output channel includes electronic protection with short-circuit protection and electronic fusing functions.
Q: What is the maximum output load capability of the module?
A: The module supports up to 2.0 A per output channel and 10.0 A total module output current.
Q: Is the module designed for extreme environmental applications?
A: Yes. The 1794-OB8EPXT is an XT series module with conformal coating and an operating temperature range of -20 deg C to +70 deg C.
Field Installation Guidelines
Install the module on the designated FLEX I/O terminal base and verify correct mechanical engagement before applying power.
Use wiring practices suitable for 24 VDC industrial output circuits. Separate high-current output wiring from low-level signal wiring to reduce electrical interference.
Connect field device commons and shields according to the system grounding design. Shield termination should follow the cabinet grounding standard and avoid creating unintended ground loops.
Verify output load ratings before commissioning. Confirm that connected actuators remain within the specified channel current and total module current limits.
Maintain appropriate enclosure protection and environmental controls when installing in areas exposed to contamination, vibration, or temperature variations.
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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