
© 2014 552_Q - 02/14
2
A Watts Water Technologies Company
4. Switch Settings
5. Wiring
Switch
Position
Action
1
ON
LOCK Access level adjustment is not
available.
OFF
UNLOCK Access level adjustment is
available.
tNt 552
One Stage Heat
Mmm YYYY
Lot # 12345
Power: 24 V ±10% 50/60 Hz 1.7 VA
1051-03
itch Settings:
Setback
Scene
None
ON
ol Master 1
lock
123
/
tekmarNet
Thermostat 552
One Stage Heat
1051-03
Switch
Settings
www.tekmarcontrols.com
Lock
ed
ck
/
ON
1
2
Back of
Thermostat
tN2 tN2
C
tN2
tN4
tN2
R
Rh W1
tekmarNet
®
2
To tN2 device
Thermostat
C
tN2
tN4
tN2
R
Rh W1
tN4 C W
R
tekmarNet
®
4
To tN4 device
Thermostat
W
(T)(T)
R
24 V
W
(T)(T)
R
HNXX HNHN NL
NL
Com
Switching Relay
Zone 1
Pump
Zone 2 Zone 3
W
(T)(T)
R
C
tN2
tN4
tN2
R
Rh W1
Standalone - Switching Relay
Thermostat
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