42 We reserve the right to make technical changes | 83055600dUK – Translation of the original instruction manual (HMD 2) | ait-deutschland GmbH
Parameter Factory setting
Adjustment during
commissioning *)
Value range (adjustable steps) Access
System settings
El. sup. blockade no 2hg no 2hg • with 2hg Fitter
Roomstat. No No • RFV • RBE • Smart User
Integration Return Return • Sep. tank Fitter
Mixing circ 1 No No • Charge • Discharge • Cool Fitter
Error no 2hg
no 2hg • Heating • DHW • with 2hg
Fitter
Service water 1 sensor sensor • Thermal User
Service water 2 CP CP • h.wCP Fitter
Service water 3 with CP wo. CP • with CP Fitter
Service water 4 set value set value • Max
Factory
Service water 5 device-dependent wo HSP • with HSP • par HUP Fitter
SW+HP max 0 h 0 h – 8 h (↕0.5) User
Defr cycle max 45 min 45 • 60 • 90 • 120 • 180 • 240 • 300 min Fitter
Defrost. Air No No • Yes AS
Defr.Air max 15 min 5 min – 30 min (↕1) AS
pump opt. Yes No • Yes User
Access AS Fitter • AS AS
Control CP On O • On AS
setting hc Set AT Set AT • Fixed Tp • Analog-In. Fitter
setting mc1 Set AT Set AT • Fixed Tp Fitter
Cooling Fixed Tp Set AT • Fixed Tp User
screed heating w. mixer wo. mixer • w. mixer User
El. Anode device-dependent No • Yes AS
Heating limit Yes No • Yes User
remote maintenance No No • Yes User
pump optim. Time 180 min 5 – 180 min (↕5) User
time pump ow ZUP 0 s 60 – 300 s Fitter
min defrost cycle 45 min 45 • 60 • 90 • 120 • 180 • 240 • 300
Factory
time 2.CP short 20 min 5 – 20 min (↕1) Fitter
TDI Message Yes No • Yes Fitter
release 2hg 60 min 20 min - 360 min (↕5) Fitter
aux. heat. hot water No No • Yes User
aux.serv.water max. – 1 h – 10 h (↕0.5) User
high pressure limit device-dependent device-dependent
Factory
low pressure limit device-dependent device-dependent
Factory
power 2hg 9 kW 0.5 kW – 9 kW (↕0.5) User
smart grid No No • Yes Fitter
setting MC 1 fast fast • medium • slow User
Comp-Heater Yes No • Yes Fitter
Cooling wo. CP with CP • wo. ZUP Fitter
Eciency pump
Heat distrib. sys radiator radiator • oor heat Fitter
control heating Auto Auto • Manual Fitter
output heat. nom. 100 % 1 % – 100 % (↕1) Fitter
output heat. Min. 100 % 1 % – 100 % (↕1) Fitter
*) Please enter the adjusted values. If 2 heat pumps are connected, enter both values. Mark not applicable with — .