Honeywell Q539F User Manual
Page 3
Attention! The text in this document has been recognized automatically. To view the original document, you can use the "Original mode".
TABLE 1—MODEL SPECIFICATIONS
MODEL AND DESCRIPTION
SYSTEM
SWITCHING
(dpst and dp3t)
FAN
SWITCHING
(spdt)
SUBBASE TERMINALS
WIRING
DIAGRAM
R
W
Y
B
G
o
X
p
z
Rc
R»
Q539A Subbases provide system
and fan switching and cooiing
anticipation to controi heating and
cooiing appiications.
Q539A1014, Q539A4026' for
single heating and cooling
transformer applications.
COOL-OFF-HEAT
ON-AUTO
X
X
X
X
X
X
Fig. 1
Fig. 2
Q539A1022 with impedance
relay reset switch.
COOL-OFF-
HEAT-RESET
ON-AUTO
X
X
X
X
X
X
Fig.1
Fig. 2
Q539A1022 with indicator LED
for impedance relay reset
switch.
COOL-OFF-
RESET-HEAT
ON-AUTO
X
X
X
X
X
X
X
Fig. 1
Fig. 2
Q539A1022 with impedance
relay reset switch for heat
pump applications.
COOL-OFF-
RESET-HEAT
ON-AUTO
X
X
X
X
X
X
Fig. 3
Q539A1121 with special
resistor for gas air conditioning
applications.
COOL-OFF-HEAT
ON-AUTO
X
X
X
X*
X
X
Fig. 1
Fig. 2
Q539A1147, Q539A4000‘ for
applications with isolated heating
and cooling circuits.
COOL-OFF-HEAT
ON-AUTO
X
X
X
X
X
Fig. 4
Fig. 5
Q539A1162 used with W884
Comfort Control Center only.
COOL-OFF-HEAT
ON-AUTO
X
X
X
X
X
X
Fig. 1
Fig. 2
Q539A1196 with “G” terminal
isolated on heating for external
low voltage fan switch.
COOL-OFF-HEAT
ON-AUTO
X
X
X
X
Fig. 6
Q539A1394 with indicator LED
for oil burner applications"
COOL-OFF-HEAT
ON-AUTO
X
X
X
X
X
Fig. 7
Q539B1005 with system
switching and cooling
anticipation for heating and
cooling applications. No fan
switching.
COOL-OFF-HEAT
NONE
X
X
X
X
X
Fig. 1
Fig. 2
Q539C1020, Q539C4008’' with
system and fan switching and
cooling anticipation for cooling-
only applications.
COOL-OFF
ON-AUTO
X
X
X
X
Fig. 8
Q539G1000 with system and fan
switching for control of heating-
only system. No cooling
anticipator. Summer fan operation
available.
HEAT-OFF
ON-AUTO
X
X
X
X
x“
Fig. 9
Q539H1009 with fan switching,
cooling anticipation, and "Z”
terminal for remote AUTO FAN
switching. No system switching.
NONE
ON-AUTO
X
X
X
X
X
Fig. 10
Q539J1006, Q539J400(y= with
system switching and cooling
antidpation for electric heat and
heat pump applications. Fan
relay controls AUTO FAN
operation.
COOL-OFF-HEAT
ON-AUTO
X
X
X
X
X
X
X
Fig. 11
(continued on next page)
60-2246—4