USB > RS485 > Eight Channel Relay Controller Set

Complete including:
- 1 x  USB<>RS485 adapter
- 1 x  RS485 8 channel relay board

Features:
The board is fully compatible with the old version.
This new version has an option to change the BOARD NUMBER  (from 01 to 15) manually through a DIP Switch placed near RS485 connector.

Dimensions:
- USB<>RS485 adapter: 100mm / 58mm / 25mm (connectors mounted)
- RS485 Relay board: 108 mm / 150 mm/ 25mm (connectors mounted)

Required power:
12VDC / minimum 600 mA.

Specifications:
Relays have Normally Open (NO) and Normally Closed (NC) Contacts each capable of switching max:
- 12VDC/15A
- 24VDC/15A
- 125VAC/15A
- 250VAC/10A

Communication Parameters:
8 Data, 1 Stop, No Parity
Baud rate : 9600

Commands:
Relay commands:
OFF command : FF xx 00 (HEX) or 255 xx 0 (DEC)
ON command : FF xx 01 (HEX) or 255 xx 1 (DEC)

RS485 BUS example: