Min. Order Reference FOB Price
1 Piece US$19.00-25.00 / Piece
Product Description
This alarm can detect single-phase power outages, three-phase three-wire and three-phase four-wire power outages, and phase loss. The alarm signal can be output via RS-485 or a switch dry contact. The RS-485 output is a standard ModBus-RTU with a maximum communication distance of 2000 meters, and ...