Ouellet OTH2750-GT User Manual Download Page 1

 

OTH2750-GT 

(2750W)

OTH4000-GT 

(4000W)

Wireless programmable thermostat 

User's guide

Technical Specifications 

Operating voltage: 120/208/240Vac, 60 Hz

The installation of this thermostat should be made by a certified 
electrician and must be installed in conformity with the national 
and local Electrical Codes.

Since you are a valuable customer, before starting 
the  installation  of  your  new  thermostat,  please 
make sure that the breakers for your heating system 
are off at the main electrical panel!

Warnings

L1

L2/N

The thermostat must be installed in 
series with your heating device.  
Connecting the thermostat directly 
to the line voltage source will 
damage the unit. 
 

 

Note

: The wires of this thermostat are non-polarized. 

Install your thermostat

Unlock and lift 
the thermostat cover.

Power up the 

thermostat.

4

3

1

5

Replace the 

cover and lock. 

Remove your old 

thermostat. It should be 

connected on 2 wires. If 

you have more than 2 

wires, refer to our website 

(FAQ).  

    Use the two screws to 

secure the thermostat 

to the electrical box. 

2

!

Make sure to firmly tighten the wire connectors for a secure 

connections.  A  loose  connection  can  be  a  fire  hazard. 

Special CO/ALR solderless connectors must be used when 

connecting with aluminum conductors.

Use the provided connectors to 

connect the two wires of the 

thermostat to the wires previously 

connected to your old thermostat.

Note: 

For a fan-forced 

convector, go to the 

''Advanced Settings'' section 

to change the control cycle 

of the thermostat.

Compatible

 with an electric heating system such as: 

Ÿ

Electric baseboard heater

Ÿ

Convector (short cycle)

Ÿ

Fan-forced heater (long cycle)

OTH2750-GT thermostat

Maximum load:

11.5A / 2750W @ 240Vac 
Resistive load only

Minimum load:

0.5A / 120W @ 240Vac

OTH4000-GT thermostat

Maximum load:

16.7A / 4000W @ 240Vac 
Resistive load only

Minimum load:

0.5A / 120W @ 240Vac

Setpoint range

: 5 ˚C to 30 ˚C (41 ˚F to 86 ˚F)

Display range:

 0 ˚C to 70 ˚C (32 ˚F to 158 ˚F)

Resolution: 

± 0.5 ˚C (± 1 ˚F)

Storage:

 -20 ˚C to 50 ˚C (-4 ˚F to 122 ˚F)

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