Battery Power - Honeywell FocusPRO TH6110D Manual

FocosPRO
TM
TH6110D Programmable Thermostat
"o - or _ _ o . !
Connect common
side of transformer
to "C" terminal
Jumper
Install batteries in back of thermostat
(optional if AC powered).
AC Power
The thermostat can be powered
by 24
VAC power, or by batteries.
To wire the thermostat {k)rAC power,
connect the coilln-lon side of the
cooling tmnsfbrmer to the "C" terminal
as shown at left.
Important: Remove R/Rc jumper for
2-transformer systems only. (See wiring
diagram on page 5.)
Battery Power
The thermostat can be powered by
batteries alone o_, if used with AC
power, can provide backup power.
During power interruptions the
batteries will save time/day settings
and power the display.
After installation, batteries can be
changed without removing the the>
mostat from the wall (see page 11).
To Mount Thermostat
Align the 4 tabs on the wallplate with
corresponding slots on the back of the
thermostat, then push gently until the
thermostat snaps in place.