Typical Wiring Diagrams - Honeywell Q682B Installation Instructions Manual

Fig. 15—Typical hookup for clock powered by
separate 24-Vac transformer.
A POWER SUPPLY. PROVIDE DISCONNECT MEANS
AND OVERLOAD PROTECTION AS REQUIRED.
A BATTERY BACKUP MAY BE USED IF POWER TO
CLOCK IS INTERRUPTED.
Fig. 16—Typical hookup for clock powered by
two AAA alkaline batteries only.
A
POWER SUPPLY. PROVIDE DISCONNECT MEANS
AND OVERLOAD PROTECTION AS REQUIRED.
69-0627B — 1

Typical Wiring Diagrams

Fig. 17— Typical hookup for clock powered by
system transformer. Clock powered by battery
when heating or cooling equipment is on;
clock takes power from system when heating
equipment is off.
A
Fig. 18— Typical hookup for clock powered
through control system. Clock powered by
battery when heating or cooling equipment is
on; clock takes power from system when
heating equipment is off.
THERMOSTAT
L1
, (HOT)
L2
A POWER SUPPLY. PROVIDE DISCONNECT MEANS AND
OVERLOAD PROTECTION AS REQUIRED.
JUMPER RH-RC TERMINALS WHEN ONE TRANSFORMER
POWERS BOTH HEATING AND COOLING.
M1511A
FOR POWER STEALING ON HEATING, JUMPER
C-RH AND C-W TERMINALS.
8
POWER SUPPLY. PROVIDE DISCONNECT MEANS
AND OVERLOAD PROTECTION AS REQUIRED.
A ? _
M1513A
M1514C