Thermia Expansion module 1, Installation Manual

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1. Activate if the heat pump should be active in a primary /secondary installa-
tion. In a single installation no activation needs to be made in this menu.
2. Activate primary heat pump.
3. Activate if the secondary heat pump is a legacy heat pump.
1. Press the following Icon to add new legacy heat pumps to the system.
1. Fill in heat pump ID for Legacy heat pump (Legacy no1=ID 1, Legacy no 2=
ID 2, etc.).
2. Type the Legacy heat pumps kW capacity.
3. Every EM1 module supports 2 legacy heat pumps. Therefor set Modbus to
108 for Legacy 1 and 2 (ID 1 and 2) and Modbus 109 for Legacy 3 and 4, etc.
4. Choose whether the Legacy heat pump should be active for heat or hot
water or both.
5. Internal ID for EM1 connection. The number indicates which internal ID the
legacy heat pump will have when it communicates with EM1 (The numbers
have to be either 1 OR 2 within the same Modbus address).
6. Confirmation is needed when changes have been made, and will also need
a restart to take effect.
1. A pop-up with a restart icon is shown in the display whenever a restart is
needed. This pop-up is merely information.
To activate restart, navigate to the menu “Operating mode”, set the heat pump to mode “Off” and press the restart symbol which will
appear.
Installation Guide Expansion module 1
VQILV502 Thermia Värmepumpar
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