Specifications:
- INPUT: RS232, OUTPUT:RS485
- POWER CONSUMPTION: 10mA (max)
- TRANSMISSION DISTANCE: 1200 meters
- DIMENSIONS W x H x D mm: 53x33x17
- Storage TEMP.:-30ºC~70ºC
- Operation TEMP.:-10ºC~45ºC

Features:
- DB9 female connector for RS232 to 2 wires Terminal Block for RS485.
- Two wire, differential signals, half duplex.
- Non power operation.
- Auto switching baud rate, speed up to 115,200 baud over a distance 1200 meters
- 32 units connected together in RS-485 multidrop operation.
- Built in 2.5KV isolation protection.