Products Description
| Company Information | |||
| [email protected] | |||
| Mobile | +8613950166376 | ||
| +8613950166376 | |||
| 13950166376 |
Technical Specifications
| Parameter | Details |
|---|---|
| Product Name | Allen-Bradley 1794-OB8EPXT |
| Manufacturer | Rockwell Automation (Allen-Bradley) |
| Series | FLEX I/O-XT (Extreme Environment) |
| Module Type | DC Digital Output Module (Electronically Protected) |
| Output Channels | 8 points |
| Output Type | 24 VDC sourcing (PNP) |
| Output Voltage Range | 10 to 31.2 VDC |
| Output Current | 2.0 A per channel |
| Total Module Current | 8 A (typical system limit depending on conditions) |
| Output Configuration | 1 group of 8 outputs |
| Protection | Electronic fuse (self-resetting per channel) |
| Isolation | Field-to-system isolation (no channel-to-channel isolation) |
| Switching Type | Solid-state transistor outputs |
| Backplane Current | ~70–80 mA @ 5 VDC |
| Power Dissipation | ~4–6 W typical |
| Indicators | 8 channel status LEDs |
| Wiring Base | 1794-TB2 / TB3 / TB3S compatible |
| Mounting Type | DIN rail |
| Enclosure Rating | IP20 (module), XT system ruggedized |
| Operating Temperature | -20 to 70 °C |
| Storage Temperature | -40 to 85 °C |
| Humidity | 5 to 95% non-condensing |
| Physical Dimensions | ~9.4 × 9.4 × 6.9 cm |
| Net Weight | ~0.13–0.20 kg |
FAQ
FAQ
Q1. What is the main function of the 1794-OB8EPXT?
It is used to control 8 DC output devices in distributed FLEX I/O systems, especially in harsh environments.
Q2. What does “XT” mean in this module?
“XT” stands for Extreme Temperature, meaning it is designed for wider operating conditions (-20 to 70 °C).
Q3. What does “EP” mean?
“EP” stands for Electronically Protected, meaning each output channel has electronic fuse protection against overload and short circuits.
Q4. What type of outputs does it use?
It uses 24 VDC sourcing (PNP) solid-state outputs.
Q5. How many output channels does it have?
It has 8 independent digital output channels.
Q6. What happens during a fault or overload?
The affected channel is electronically shut down and can automatically recover after the fault is cleared.
Q7. What environments is it designed for?
It is designed for extreme industrial environments, including high/low temperature and harsh field conditions.
Q8. Is it isolated per channel?
No, it provides field-to-system isolation only, not channel-to-channel isolation.
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Packing & Delivery
We will use wear-resistant cartons to seal the boxes, and take photos for your confirmation before sealing. We will pack the boxes only after confirmation.
For express delivery, we will use DHL, UPS, TNT, FedEx and EMS.
Please rest assured that we have a deep cooperation with express delivery companies and can ensure that your goods are delivered to you in good condition.
