4. Wiring
5. Switch Settings
Switch Position Action
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2
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4
A Watts Water Technologies Company
For instructions see brochure
Use at least 65°C conductors
No Power
tN2
tN2
Sensor
1
2
3
tN2 tN2
tN2 Manager, Module
or Wiring Center
SETBACK Allow thermostat to respond to
ON
available schedule. Requires Timer 033.
OFF
OFF No setback schedule response.
SCENE Allow thermostat to respond to
ON
scenes. Requires User Switch 479.
OFF
OFF No scene response.
LOCK Locked to 'User' access level. Set to
ON
Lock when installation completed.
UNLOCK Unlock to access all settings. Set
OFF
to Unlock during installation.
ON
Not used
OFF
Not used
tNt 528
One Stage Heat
ON
1 2 3 4
4
1
Switch Setting Location
Slab Sensor 079, or
Outdoor Sensor 070, or
Indoor Sensor 076, 077, 084
© 2014
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528_Q - 02/14