ETN4The ETN4 completes your OJ Microline product range
If you need a thermostat for floor heating control, sauna, frost protection of pipes or cooling applications, the ETN4-1999 gets the job done. An all-in-one thermostat with extented temperature control range, suitable for a wide range of applications. Easy to operate and programme.
The all-in-one thermostat is perfect for:
- Electrical floor heating
- Frost protection
- Ice & Snow melting
- Extended temperature range -19.5° to +70°C.
- Input for night setback and frost protection
- Easy menu navigation and programming.
- Includes new thin floor sensor -mounting sensor is more comfortable than ever
- Now also with cooling application – invertible relay function and differential temperature
- Optimum safety due to built-in 2 pole 16 Amp interrupter
- Large backlit display
|Product Sheet, ETN4-1999, English
File type/size:PDF ( 401,46 kB )
|Product Sheet, ETN4-1999, German
File type/size:PDF ( 679,37 kB )
|Product Sheet, ETN4-1999, Russian
File type/size:PDF ( 680,44 kB )
|Product Catalogue 2021 Europe-Asia-South-America, English
File type/size:PDF ( 2,65 MB )
|Product Catalogue 2021, Australasia / Africa, English
File type/size:PDF ( 2,70 MB )
|Product Catalogue, HVAC Controls and Drives, 2021, English
File type/size:PDF ( 4,20 MB )
|User Manual, ETN4-1999 (EN, DE, RU, FR)
File type/size:PDF ( 910,93 kB )
|User Manual, ETN4-1999 (EN, FI)
File type/size:PDF ( 600,28 kB )
|Instructions, ETN4-1999 (EN, DE, RU)
File type/size:PDF ( 476,68 kB )
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In general, it is recommended that the maximum sensor cable length should be 164 feet/50 meters, the length might be shorter. Read the instructions for the precise maximum length.
"E2" means defective, damaged or disconnected floor sensor. Sensor resistance should be 10 or 12 kOhm at 25°C (77°F). The onstruction or quick guide holds informatiom for the specific thermostats.
The ground wire in the floor mat must be connected directly to the ground wire of the supply.
The recommended night setback is max 5°C/41°F
Yes the adaptive function is reset during a factory reset.
We deliver high-quality product platforms as the perfect foundation for your customisation and differentiation. Having unique, customised solutions enables you to set yourself apart in the market on the exact parameters that are important to you and your customers.