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Electrical Circuit

HT4t Information
(Available in November)

The HT4t is a vertical thermostat that is Heatwell's dual purpose thermostat.  The HT4t is designed to operate underfloor heating and heated towel rails with the same thermostat. 

 

Underfloor heating and heated towel rails cannot be operated independently. 

 

The HT4t operates both the towel rails and the underfloor heating on the same schedule.  The HT4t is the easiest to program dual purpose thermostat in the NZ market.

If you need a dual purpose thermostat that has independent programming for the heated towel rails and underfloor heating, please look at the HT4tz.

All HT4t's come preprogrammed, and are tested in NZ

HT4t Programming Videos

Introducing the HT4t (1 of 4)

Operating the HT4 and HT4t (2 of 4)

Programming the HT4 and HT4t (3 of 4)

Operational setup of the HT4 and HT4t (4 of 4)

HT4t Product Specifications

Modes:
Manual
Program

Settings:
(F) Floor probe
(A) Air Sensor

Possible schedules:
7 day

Programmable:
2 time periods per day

​Time:
12-hour clock

​Lockable
​Standby battery
Touch screen
Temperature differential  available

Dimensions:
12cm x 8cm x 1.8cm
​Weight:
0.3kg

​Volts - electrical block:
230-240 VAC
​Volts – thermostat:
5V
​Max Capacity:
16 Amps

Maximum temp:
40 degrees Celsius
Minimum temp:
5 degrees Celsius
Frost Protection:
3 degrees Celsius

​Floor probe options (kohms):
3 / 10 (default) / 15 / 25 / 50 / 100

Wiring Diagram

HT4t Wiring Diagram
Back to HT4 Range
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