Products Description
| Company Information | |||
| [email protected] | |||
| Mobile | +8613950166376 | ||
| +8613950166376 | |||
| 13950166376 |
Technical Specifications
| Parameter | Details |
|---|---|
| Product Name | Allen-Bradley 1794-ASB2 |
| Manufacturer | Rockwell Automation (Allen-Bradley) |
| Series | FLEX I/O 1794 |
| Product Type | Remote I/O Adapter |
| Function | Connects FLEX I/O modules to Remote I/O (RIO) network |
| Network Protocol | Remote I/O (RIO) |
| Communication Rate | 57.6 / 115.2 / 230.4 kbps |
| Supported I/O Modules | Up to 2 FLEX I/O modules |
| Backplane Power | 5 VDC via internal FlexBus supply |
| FlexBus Output Current | up to 640 mA @ 5 VDC |
| Power Supply | 24 VDC (nominal) |
| Input Voltage Range | 19.2 to 31.2 VDC |
| Current Consumption | ~330–450 mA @ 24 VDC |
| Power Consumption | ~4.2 W typical |
| Power Dissipation | ~3.4–4.6 W |
| Isolation Voltage | 50 V continuous (basic insulation) |
| Surge Inrush Current | up to 23 A for 2 ms |
| Indicators | LED status (Power, Adapter, I/O, Communication) |
| Communication Cable | Remote I/O twinax cable |
| Mounting Type | DIN rail / panel mount |
| Enclosure Rating | IP20 |
| Operating Temperature | 0 to 55 °C |
| Storage Temperature | -40 to 85 °C |
| Humidity | 5 to 95% non-condensing |
| Physical Dimensions (L × W × H) | 8.7 × 9.4 × 9.2 cm |
| Weight | ~0.20–0.25 kg |
FAQ
FAQ
Q1. What is the main function of the 1794-ASB2?
It is a FLEX I/O Remote I/O adapter used to connect small FLEX I/O systems to a PLC via Remote I/O communication.
Q2. How many I/O modules can it support?
It supports up to 2 FLEX I/O modules per adapter.
Q3. What communication protocol does it use?
It uses the Allen-Bradley Remote I/O (RIO) protocol.
Q4. What is the communication speed range?
It supports 57.6 kbps, 115.2 kbps, and 230.4 kbps selectable baud rates.
Q5. What is the power requirement?
It operates on a 24 VDC supply with an input range of 19.2 to 31.2 VDC.
Q6. What is the purpose of the internal FlexBus power?
It provides 5 VDC backplane power (up to 640 mA) to support connected FLEX I/O modules.
Q7. What are its physical size and weight?
It measures approximately 8.7 × 9.4 × 9.2 cm and weighs about 0.20–0.25 kg.
Q8. What applications is it typically used for?
It is used in legacy industrial automation systems to extend PLC I/O over Remote I/O networks in compact distributed configurations.
Tags
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.
