CONNECTING THE POWER
L1
240AC or 208AC
60HZ
L2
1
External
thermostat
2
E
GND
If you will use an external temperature control (external thermostat) to control
the heater to be operated or not, please follow below attention points:
1. Make sure that the heater's temperature control knob (thermostat knob) is turned
fully clockwise.
2. Connect the wire according to below wiring diagram.
Terminal station
1
2
LINE
RED
4
External thermostat
INSTALLATION
PCB
Selected
switch
L1
240AC or 208AC
60HZ
L2
1
External
thermostat
2
E
GND
LOAD
BLACK
3
3750W 3750W
2500W
PCB
Selected
switch
8
Heater's
External
thermostat
thermostat
Selection Switch
(Heater's thermostat, External thermostat)
3750W 3750W
2500W