Wind speed alarm controller PCE-WSAC 50

PCE-WSAC 50 Airflow Meter Alarm Controller Pre-alarm and full alarm Optional RS-485 modbus interface Displays current wind speed and average wind speed of last 2 and 5 minutes Power supply115 V AC / 230 V AC / 24 V DC Supply voltage for sensors (output)12 V DC / 24 V DC Measuring range0 ... 50 m/s Measuring accuracy± 3% of measuring range Signal input (selectable)4 ... 20 mA / 0 ... 5 / 10 V Alarm relay 2 NO/NC relays with max. load of 220 V AC / 10 A Optional interfaceRS-485 modbus Operating temperature-20 ... +60 °C / -4 ... +140 °F Dimensions197.5 x 90 x 45 mm / 7.7 x 3.5 x 1.7" WeightApprox. 400 g / 0.89 lb