2. Danfoss
  3. Heat Meter Kit

Danfoss Heat Meter Kit Installation guide

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VMBQK102
Heat Meter Kit
Installation manual
086U7433 Heat Meter 4-10kW
086U7434 Heat Meter 12-16kW
1 Introduction........................................................2
2 Order handling .....................................................2
3 Components .......................................................2
4 Mounting instruction ...............................................2
4.1 Assemble connection kit.....................................................2
4.2 Mount connection kit in heat pump.......................................... 3
4.3 Mount display box and connect cables.......................................4
4.4 Define settings ..............................................................4
4.5 Mount the sensors...........................................................4
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1 Introduction
The heat meter is an electronic counter used for measuring and determining the heat output. It shows the
total heat quantity, power, flow, and supply and return temperature.
The heat meter can be used and mounted on all Danfoss heat pumps except DHP-R.
2 Order handling
Orders will be shipped and handled by Arvika. To order a kit use one of the following code numbers:
086U7433 Heat Meter 4-10kW
086U7434 Heat Meter 12-16kW
3 Components
The heat meter kit contains the following components:
• Unassembledconnectionpipewithcouplingsandnuts
• Unassembledflowmeter(incl.3mcable)
• 2pc.NTC-sensors(incl.4mcable)
• Displayboxincludingenglishinstructions
The kit does not include a cable for 230V main supply.
4 Mounting instruction
⚠
Electrical current! The terminal blocks are live and can be highly dangerous due to the risk of electric
shock. The power supply must be isolated before electrical installation is started.
⚠
Electrical installation may only be carried out by an authorized electrician and must follow applicable
local and national regulations.
4.1 Assemble connection kit
1. Unpackthecomponents.
2. Assemble the flow meter parts.
3. Assemble the complete connection pipe according to figures for respective size.
Assembly 086U7426, size 4-10kW
Position Name
1 Reducing coupling
2 Armoured hose
3 Coupling 22x22
4 Cu-pipe with connection
5 Nut
6 Flow meter
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Assembly 086U7427, size 12-16kW
Position Name
1 Reducing coupling
2 Coupling 22x22
3 Reducer LK 68, 28x22
4 Armoured hose
5 Cu-pipe with connection
6 Nut
7 Flow meter
4.2 Mount connection kit in heat pump
1. Remove the existing flex hose, see figure below.
2. Mount the connection pipe, see figure below.
Connectionkit
Flexible hose
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4.3 Mount display box and connect cables
1. Mount the display box next to the heat pump so that it is easy accessible.
2. ConnectasensortoconnetionT1.Thisisthesupplylinesensor.
3. ConnectasensortoconnetionT2Thisisthereturnlinesensor.
4. Remove the quick coupling from the flow meter’s connection cable.
5. Connecttheflowmetercabletotheplinthinthedisplaybox.
Please see the attached instructions for more information.
6. Connect230Vmainsupplytothedisplaybox.
4.4 Define settings
1. SettheswitchontheleftsideofthedisplayboxtoAutomatic(centerposition).
2. Open the settings mode by pressing the up and down buttons for two seconds.
3. Define the settings as follows:
F1: 1
F2: 0
F3: 0
P1: xx%(Theamountofanti-freezeintheheatingsystem,0%meanspurewater.)
P2: Notused.
P3: 4
Cal-t: PresstheSETbuttonfortwosecondstostartthecalibrationofthesensors.Keepboth
sensors together to achieve a correct calibration.
⚠
ThecalibrationMUSTbedonepriortomountingthesensors.
4.5 Mount the sensors
1. Mount the supply sensor T1 on the supply line after the auxiliary heater.
2. Mount the return sensor T2 on the return line.
Supply line sensor, T1
Return line sensor, T2
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