TPxxxB/BC/BE/BAR Units ONLY
External Sensors
Connections Ref EE165
Any of these switch arrangements can be used in
switch inputs SW1 to SW3 depending on their
conguration and the type of MVHR.
Volt-free control of SUMMERboost® using room
thermostat. TP509 Room Thermostat
Volt-free activation of Summer Mode using room
thermostat. TP509 Room Thermostat
Volt-free boost switching of MVHR using single-
pole switches TP502, TP503, TP507 and / or
TP500/TP501 Humidistat.
There is a maximum of 10 single pole switches or
Humidistats that can be used.
TP506 Latching Summer Mode switch /
TP522 Latching SUMMERboost® switch.
1 2 3
T
L
Y1 Y2
T
L
Y1 Y2
22