Miller Optima Wifi Basic Manual Download Page 2

Important information before commissioning: 

-

 

Please read the complete instructions before starting to install the thermostat. 

-

 

The thermostat must be installed by a qualified person. 

-

 

Only use the thermostat as described in this manual. 

-

 

Always disconnect the power supply during installation work. 

Safety notes: 

When handling products which are supplied with electrical voltage, the applicable VDE regulations must be 
observed, in particular VDE 0100, VDE 0550/0551, VDE 0700, VDE 0711 and VDE 0860. 

- Before opening the device, make sure that it is de-energized. 

- Tools may only be used on the device if it has been ensured that it is disconnected from the supply 
voltage and that any residual electrical charges stored in components have been discharged beforehand. 

- Live cables or lines to which the device is connected must always be checked for insulation faults or 
breakages. 

- If a fault is detected in the supply line, the device must be taken out of operation immediately until the 
defective line has been replaced. 

If these instructions is not clearly state for non-commercial end users in regard to,  which electrical 
characteristic values apply to the device, how external wiring is to be carried out, or which external 
components or accessories may be connected and what connected loads these external components may 
have, a specialist must always be requested for information. Before commissioning the device, check 
whether it is suitable for the planned application!  

In case of doubt, it is absolutely necessary to consult experts or the manufacturers of the modules used! 
Please note that operating and connection errors are beyond our control. We assume no liability for any 
damage resulting therefrom. 

 

 

Description of Device keys and LEDs 

 

 

 

1.

 

Pairing key for pairing with the WLAN via 
the Tuya app. 
 

2.

 

On/Off button to switch thermostat 
completely off or on. 

 

3.

 

Status LED lights up if the load is switched 
on.  

 

4.

 

Status LED lights up if the thermostat is 
switched on. 

 

Summary of Contents for Optima Wifi Basic

Page 1: ...Operating voltage 230V AC Switching capacity 2000W 8A resistive load 1000W 4A capacitive load Switching contact NO NC potential free contact Backup memory EEPROM WLAN frequency 2 4Ghz Wi Fi 802 11 b g...

Page 2: ...is detected in the supply line the device must be taken out of operation immediately until the defective line has been replaced If these instructions is not clearly state for non commercial end users...

Page 3: ...ed for temperature measurement e g in the floor in combination with an electric underfloor heating system Description Terminals 1 Input terminal for the 230V AC supply voltage of the thermostat 2 Outp...

Page 4: ...t Tuya Inc App f r Android App f r Apple iOS The following steps show the setup of the TuyaSmart App as well as the integration and programming of the thermostat When starting the app for the first ti...

Page 5: ...integrate a thermostat tap on Small Home Appliance on the left and then select Thermostat on the right Set the thermostat to teach in mode Press the Pairing Key on the thermostat for approx 3 seconds...

Page 6: ...dle and the current room temperature below it The setpoint temperature can be adjusted manually using the Plus Minus button The functions of the Switch Mode Settings and Pen symbol buttons are explain...

Page 7: ...sible to change these values Nr Function Adjustment range Standard value 01 Room sensor Temperature Offset 0 C 02 Max temperature 35 C 03 Min temperature 5 C 04 Internal or external sensor If an exter...

Page 8: ...the authorities and does not contain any assurance of properties Documentation 2019 Mi Heat Heizsysteme GmbH All rights reserved No part of this manual may be reproduced in any form or by any means wi...

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