flamco Logotherm LogoTronic HIU Bedienungsanleitung Seite 15

Overview of sensors/actuators controller designations
Temperature sensors (2-wire)
T1 Flow line
T2 Return line
T3 Return line MC
T4 DHW
T5 CW (and DWC if available) Secondary side PHE inlet
T7
Valves and pumps (3-/4-wire)
V1 Return line, primary side
V2 Heating circuit return line (and mixing valve in case of MC) V2
V3 Zone valve UC
V4 Zone valve MC
P1 Heating circuit pump MC
P2 DWC pump
STW connection to the zone valve actuator:
Power supply
Primary side
Secondary side PHE outlet
DWH/heating
Servomotor, optional
Servomotor, optional
with optional DWC
STM
We reserve the right to change designs and technical specifications of our products.
UC MC
T1 T1
T2 T2
T3
T4 T4
T5 T5
T7
V1 V1
V2
V3
V4
P1
P2
Actuator sits on zone
valve in UHC RL
MC-UC
T1
T2
T3
T4
T5
T7
V1
V2
V3
V4
P1
P2
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