Willhi WH7016C - Thermostat Installation and Wiring; Installation Opening Size; Wiring Diagram and Terminal Connections; Electrical Performance Specifications

 Installation opening size:
 Wiring diagram：
Option
switch
5 6874
NT C
Power
321
12V
12V
Load
Terminals 1 and 2: Normally opened contact of relay
Terminals 3 and 4: Connect the power 12V
Terminals 5 and 6: The factory parameter settings of thermostat can be
locked after a short circuit, the user can not modify.
Terminals 7 and 8: Temperature connection sensor
Note: The load refers to the heating or cooling equipment on control.
 Electrical performance:
Temperature measurement range: -50  ~ 110 
Temperature control range: -50  ~ 110 
Temperature measurement error: ± 0.5 
Sensor Type: NTC (10K/3435)
Control accuracy: 1 
Working voltage: AC/DC12V
Working current: <2W
Relay contact point current: AC 7A/220V
Data storage : Yes
Working temperature: 0  ~ 50 
Storage temperature: -10  ~ 60 