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2. ADDING TO A ZIGBEE NETWORK

The device displays PA and a countdown from 99 starts. Press 

or

 button, to 

start inclusion mode. If Comet Zigbee was added successfully, the LED display will show the 
received Node ID.

3. MOUNTING ON RADIATOR 

After adding (inclusion), the LED display shows an animation and the thermostat moves to 
the mounting position. Then the LED display will show “Ad”.

1. Unscrew the old thermostatic head completely, loosen the fastening and pull it off the valve
2. If necessary, select a suitable adapter and mount it on the valve. 

 
Customer Service:

Eurotronic Technology GmbH 

Südweg 1  
36396 Steinau-Ulmbach
Telefon: +49 (0) 6667 91847-0 
E-Mail: [email protected]   
Internet: www.eurotronic.org

NOTE:

  

ZIGBEE GATEWAY IS REQUIRED FOR COMMISSIONING.

 

For a more detailed installation and operation guide please visit: 

https://eurotronic.org/service/downloads/

DELIVERY SCOPE  

1 Comet Zigbee energy-saving radiator 

3 Adapter (Danfoss RA, RAV, RAVL)

2 LR6/Mignon/AA batteries 

 

1 Quick-Start-Guide 

WARNING AND SAFTEY INSRUCTIONS

 

Safety Information: 

Comet Zigbee is intended for indoor use. Operate Comet Zigbee only as 

described in the user manual. Comet Zigbee should only be used in a dry and dust-free place 
out of direct sunlight. Do not continue to operate the device if it shows obvious damage. 
Comet Zigbee may not be rebuilt, modified or opened.

Warning instructions : 

Never recharge, short-circuit or disassemble batteries - risk of ex-

plosion! Remove exhausted batteries from the device immediately. Protect batteries from 
overheating - increased risk of leakage! Do not use used and new batteries together. If 
necessary, clean batteries and device contacts before inserting. Keep batteries away from 
children. Avoid contact with skin, eyes and mucous membranes. If you come into contact with 
battery acid, immediately rinse the affected areas with plenty of clear water and consult a 
doctor immediately.

CONTROL AND DISPLAY ELEMENTS

3. Screw the thermostat onto the valve or adapter by 
turning the union nut clockwise.

NOTE: 

Completely remove the connecting pieces of the 

plastic adapter before you use one of the enclosed adap-
ters! For information about each adapter, see:

www.eurotronic.org/Service/FAQ. 

Article

Comet Zigbee 

EAN

4260012712438

Article number

700

227

Supply voltage

2 x 1,5V LR6/Mignon/AA

Connection

M30 x 1,5mm

Method of operation

Typ 1

Dimension

62 x 68 x 83 mm

Weight

230 g (incl. batteries)

Degree of protection

IP20

Degree of pollution

2

increase temperature

decrease temperature

Reset / Pairing mode

Button

Comet

 

Zigbee

EN 

Quick Start Guide

LED Display

Meaning

     

 

Radio icon: Informs about radio connection and adding operations.

lights up = connected to server

not lit = no connection to the server

Pairing mode (Inclusion) active. 

Delete mode (Exclusion) active. 

Adaptation must get started.

Animation: Lights up while an adaptation is process.

 

Animation: Lights up when the key lock is activated/deactivated.

Lights up when the battery level is less than 15%. 

 

Exclusion operation failed.

No valve movement possible

 

No valve detected

Closing point not detected

 

Inclusion operation failed.

4. ADAPTATION

      and       - Press and hold both buttons together for 3 seconds to start adaption.
Adaptation is carried out.

LEGAL INFORMATION 

DECLARATION OF CONFORMITY:

  

Eurotronic Technology GmbH hereby declares that the Comet Zigbee radiator thermostat  

  complies with all applicable European Economic Area regulations of Directive 2014/53/

EU. The full text of the EU Declaration of Conformity is available at the following internet address: 
https://eurotronic.org/service/downloads.

WARRANTY

The guarantee period is 24 months and begins on the day of purchase. Please keep the receipt as 
proof of purchase. For other important warranty information, see: 

www.eurotronic.org.

ENVIRONMENT PROTECTION:

 Information on environmental protection and disposal can be found in the

 detailed operating instructions: www.eurotronic.org/service/downloads

Subject to technical changes at any time. Compatibility data without guarantee.

®

START OPERATING

1. INSERT BATTERIES

TROUBLESHOOTING

Reason

Battery almost empty

Boiler water temperature OK? 

– Valve does not open after the 

summer heating break-cold?

Valve does not close comple-

tely. The closing point of your 

valve seal may have shifted.

Due to an endless thread, the 

pressure piece on the undersi-

de can fall out if the controller 

has not been attached to the 

valve.

Inclusion operation failed.

Adaptation is not possible.  

Comet WiFi is not (correctly) 

mounted on the radiator

Valve stroke too short or 

battery power too low.

Valve movement not possible.

Exclusion failed

Solution

Change batteries

Correct the boiler water temperature.

Disassemble the Comet Zigbee. Move the valve 

tappet back and forth several times by hand/tool.

Disassemble the Comet Zigbee.

Move the valve tappet several times by hand - an 

adaptation may not be possible because your valve 

may be calcified or the seal is no longer performing 

its function.

Remove batteries from the device.

Insert pressure piece.

insert batteries.

Zigbee Controller not in inclusion mode or

out of reach.

Mount Comet WiFi correctly on the radiator.  

If necessary, use the correct adapter. 

Open and close the valve tappet by hand several 

times or insert new batteries.

Make sure that valve pin is freely movable.

Is the device and the gateway as well, connected 

to network?

Problem

Radiator

does not

get warm

Radiator 

does not 

get cool

Pressure 

piece falls 

out

C1, Er, 

Er1-3

The error display can be cleared by pressing the 

or

 key

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