Why-Winters
Low consumption,Large capacity Lithium battery,service life up to 20 years
With temperature sensor short circuit or open circuit alarm and low voltage alarm
With photoelectric interface, the charging function can be realized by using infrared tools
There is no moving parts, the measurement accuracy is not affected by the service cycle
M-BUS,RS-485 or 470MHz wireless port are available
HVAC
Power metering
Sensor type： Pt1000, 2-wire, class B (EN60751)
Sensor range： 0...105℃(WUM1) 0...150℃(WUM3)
Difference temp： 3...90K(WUM1) 2...130K(WUM3)
Cable sensor： Silicone
Stem material： 316SS
Stem diameter： 5.2mm
Stem length： 26mm
Pressure rate： 1.6 MPa
Connection： M10*1, brass Ingress protection IP65
Temp display： minimum 0.1℃
Flow display： minimum 0.01m3
Energy display： minimum 1kW.h
Quiescent current：≤7μA
Display： 62*23mm, 8 digits LCD display
Accuracy： Class 2 EN1434
Ingress protection：IP65
Power supply： Lithium Battery（3600mAh or 8500mAh）
Memory： 24 months, monthly values stored
Output： port M-BUS, RS-485 or 470MHz wireless
Pipe material： Brass
Pipe type： column type(WUM1), plug-in type(WUM3)
Mounting position：U10D5(WUM1),No requirements(WUM3)
Connection： G thread
Flow range： Refer the range table in page 2
Pressure rate： 1.6MPa
Pressure drop： max 0.025MPa
Temperature range：1...90℃(WUM1) 1...130℃(WUM3)
Mounting direction：Any direction, no inlet or outlet restrictions
Ingress protection：IP65(WUM1), P68(WUM3)
