Wireless modem ARF868 LR

USBwirelessRS485

Overview
Replace cables to transmit data over long distance by radio. Ideal for connecting distributed industrial equipment and remote sensors.

Highlights

• Range up to 7 km
• High transmission reliability
• Serial interfaces: RS232/RS485 or USB
• RF data rate: 2.4 to 57.6 kbps
• Communication modes: transparent, addressed, repeater
• Compatible with MODBUS protocol

Features

• HF power: 500 mW
• Channels: 19 channels @ 27 dBm; +500 channels @ 14 dBm
• External power supply
• Throughput: 1.2–115.2 kbps
• Dimensions: 135 x 75 x 35 mm (integrated antenna)
• Enclosure: IP41 standard; optional IP53 and IP67

Example of use case
Industries | Connect your equipment and sensors over a secure radio link

Part numbers

• ARF7941AA: ARF868 LONG RANGE 500MW RADIO MODEM INT. ANTENNA
• ARF7941BA: ARF868 LONG RANGE 500MW RADIO MODEM EXT. ANTENNA

Technical specifications

• Range: up to 7 km
• HF power: 500 mW
• Channels: 19 channels @ 27 dBm; +500 channels @ 14 dBm
• RF data rate: 2.4 to 57.6 kbps (serial RF rate); throughput: 1.2–115.2 kbps
• Interfaces: RS232, RS485 or USB serial port
• Communication modes: transparent, addressed, repeater
• Protocol compatibility: MODBUS
• Dimensions: 135 x 75 x 35 mm (with integrated antenna)
• Enclosure rating: standard IP41; optional IP53 and IP67
• Power: external power supply