Securiton Serial Master Module for RS 485 networking of Special Fire Detectors
SMM 535 This interface connects the RS485 (over SIM 35) networked ASDs to a USB port of a PC. It is powered by the USB port.
Power Supply: USB powered / 5 VDC
Operating temperature: -30°C to +60°C
Dimensions (H x W x D): 82x89x55 mm
Weight: 165 g