ebm-papst tachometer fans allow external monitoring via a signal which is generated from a sensor integrated within the fans electronics. Speed-proportional, square-wave signals are created in accordance of the motor speed. Conveys current fan speed via an integrated sensor Open-collector signal output 3 wire model White speed signal wire

Specifications:

Supply Voltage VDC: 12V Voltage Type: DC Fan Frame Type: Square Supply Voltage: 12VDC Fan Frame Size: 92mm External Depth: 25mm Bearing Type: Ball Bearing Noise Rating: 32dBA Air Flow - CFM: 49.4CFM Flow Rate - Metric: 84m³/h Power Rating: 2.2W Power Connection Type: 2 Lead Wires Rated Speed: 2700rpm Current Rating: 185mA IP Rating: IP20 Air Flow - m3/min: 1.4m³/min