Watts Tekmar WiFi Thermostat 561 - Application 561-3

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Mechanical ---------------------------------------------------------- ----------------------------------------------------------
Electrical ----------------------------------------------------------- -----------------------------------------------------------
The WiFi Thermostat 561 operates a radiant floor heating system. The thermostat
uses both air and floor temperature sensors. The air temperature sensor can be either
built-in and/or external.
B1
BP
PS
V1
S1
S2
T1
ZVC1
Legend
ZVC1
WiFi Thermostat 561
C
R
RH1
W1
AWAY
S1
S2
SEN
COM
Zone Valve Control or
Switching Relay
C
R
AWAY
W
B1 = Boiler
BP = Boiler Pump
PS = System Pump
T1 = WiFi Thermostat 561
S1 = Floor Sensor 079
S2 = Optional Indoor Sensor 084
V1 = Zone Valve
ZVC1 = Zone Valve Control 304V or 306V
Application 561-3