WM203 Fans Speed Regulator

WM203 Fans Speed Regulator WM203 are fan automatic controls suitable for conditioning usage. They are provided with: 2 inputs for PTC probes, power supply voltage of 230Vac and 75x108 format for panel mounting. The instrument sets automatically the summer/ winter mode. Technical Connections: on screw clamp for max 2, 5 mm2 conductors Power supply: 230 Vac ± 10% 50/ 60 Hz 2 analogue inputs for PTC probes WM203 are provided with 2 inputs for PTC probes, the one for room temperature and the other one for delivery water temperature of the installation. It has also an output on TRIAC for managing loads up to 2, 5A. The modules have a power supply voltage of 230Vac and a consumption of 3VA.