MHG Heating ProCon HT 150 Installation And Operating Manual page 54

State multifunctional relay (QX23
9055
State 2nd speed heating circuit pump
Operating mode changeover heating
State 2nd speed heating circuit pump
Operating mode changeover heating
State heating circuit pump 3/P
Stat 2nd speed heating circuit pump
Operating mode changeover HC3/P
State DHW circulating pump (Q4)
State electric immersion heater DHW
Operating mode changeover DHW
State pump H1 (Q15)
State pump H2 (Q18)
Status primary pump (Q14)
Status precontroller mixing valve
Status precontroller mixing valve
Output heat generation lock (Y4)
Status time program 5 relais (K13)
Status return temp valve (Y15)
Status heat demand (K27)
Status cool demand (K28)
State air dehumidifier (K29)
Status DHW charging controller Y31
Status DHW charging controller Y32
Status instantaneous heater pump
Status instantaneous heater opens
Status instantaneous heater closes
State storage transfer pump (Q11)
State DHW stirring pump (Q35)
DHW intermediate circuit pump (Q33)
Info
6700
MHG Heating Ltd, Unit 4 Epsom Downs Metro Centre, Waterfield, Tadworth, Surrey, KT20 5LR
P:0845 6448802 F:0845 6448803
© MHG Heating Ltd
Module 2)
(Q21)
circuit 1
(Q22)
circuit 2
(Q23)
Flowswitch
opens (Y19)
closes (Y20)
(Q34)
(Y33)
(Y34)
Error signal
Error origin
Error signal 2
Error origin
E:info@mhgheating.co.uk
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Inactive
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Inactive
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Inactive
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Off
Off
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W: www.mhgheating.co.uk
010617
54