Devantech Multichannel Relay Module Boards
- Devantech USB (Universal Serial Bus)-RLY08B, The USB (Universal Serial Bus)-RLY08B relay module board has 8x volt free contact relay outputs each having a current rating of up to 1A. The board is powered from any standard USB (Universal Serial Bus) bus & the unit has an exceptionally low maximum current consumption of approx. 90m A with all relays on. All relays are of the SPCO (Single Pole Change Over) type & the normally open, normally closed & common pins are all available on the screw terminals. Control of the board is via USB (Universal Serial Bus) bus & there are various LED indicators to provide performance tellback. Each relay has a red LED mounted immediately next to it to indicate a powered state, there are 2x LEDs that will flash with USB (Universal Serial Bus) transactions, green indicating reception of data from PC & yellow for transmission of data to the PC. On the opposite side of the board to the USB (Universal Serial Bus) connector a red LED is mounted to provide indication of power. Devantech USB (Universal Serial Bus)-RLY08B 8 Channel 1A Relay Board Controlled Via USB