Allen-Bradley
1771-AF1 | Allen-Bradley Stand-Alone Fiber Optic Converter Module
In stock, ready to ship
Manufacturer: Allen-Bradley
Product No.: 1771-AF1
Product Type: Converter
Product Origin: USA
Payment: T/T
Weight: 500g
Shipping port: Xiamen
Warranty: 12 months
Yes, we provide a 30-day money-back guarantee for all purchases.
Yes, all items come with a 12-month warranty from the date of shipment.
Allen-Bradley 1771-AF1
Fiber-Optic Converter Module for PLC-5 Systems
Product Description
The 1771-AF1 is a stand-alone fiber-optic converter module used in Allen-Bradley PLC-5 systems. It enables long-distance communication over fiber-optic cable by converting electrical signals to optical signals and vice versa.
Technical Specifications
| Module Type | Fiber-Optic Converter |
| Supported Protocols | Data Highway Plus (DH+), Remote I/O (RIO) |
| Number of Fiber Ports | 2 |
| Power Supply | External 5 VDC @ 600 mA |
| Backplane Current | 1.0 A @ 5 VDC |
| Max Conversion Distance | 30,000 ft (combined twinaxial + fiber-optic) |
| Max Fiber Distance (100/140 µm) | 6,500 ft |
| Twinaxial Cable Support | Up to 10,000 ft per repeater |
| Operating Temperature | –25 to +70°C |
| Storage Temperature | –25 to +85°C |
| Mounting | Stand-alone or in 1771 I/O chassis |
| Connector Type | SMA-905 |
| Enclosure Requirement | NEMA Type 12 |
Key Features
- Converts electrical signals to optical for long-distance transmission
- Supports star and point-to-point configurations
- Compatible with DH+ and RIO networks
- Enables communication over fiber-optic and twinaxial cable
- Designed for harsh industrial environments with wide temperature range
- Ideal for remote I/O expansion and network isolation