NOTE:
An HP temperature sensor must be used with a heat pump
application using electric strip heat. This is necessary in case the
DTO is set to the Off position.
Timeguard
The WeatherMaker Two-Zone provides equipment protection with
an internal 5-minute timeguard delay. This delay is present upon
initial power up. There is also a 5-minute timeguard delay for all
cooling (Y1) and heat pump modes. The time guard can be cleared
by using the comprotec override feature. Second-stage (Y2) and
(W2) will have a 5-minute delay between stages and also can be
cleared using the comprotec override feature.
Maximum Cycle Rate
The WeatherMaker Two-Zone will allow a maximum of 4
equipment cycles per hr or 1 every 15 minutes when a heating or
cooling mode is activated. When a demand exists, and internal
Fig. 13—Electronic Non-Programmable Thermostat Wiring Diagrams
A97294
W
/
W1
C
Y
/
Y2
R
24 VAC HOT
TWO-ZONE BOARD
THERMOSTAT
INPUT
24 VAC COMM
HEAT STAGE 1
COOL STAGE 2
FAN
HEAT STAGE 2
COOL STAGE 1
N/A
TROUBLE
OUTDOOR
SENSOR
CONNECTION
TWO-STAGE HEAT,
TWO-STAGE COOL
SEE NOTES 1, 2, AND 3
G
O
/
W2
Y1
C
R
W1
Y2
G
W2
Y1
B
L
S1
S2
W
/
W1
C
Y
/
Y2
R
24 VAC HOT
NON-PROGRAMMABLE
ELECTRONIC
THERMOSTAT
MODEL AC
NON-PROGRAMMABLE
ELECTRONIC
THERMOSTAT
MODEL HP
TWO-ZONE BOARD
THERMOSTAT
INPUT
24 VAC COMM
HEAT STAGE 1
COOL STAGE 1
FAN
SINGLE-STAGE HEAT,
SINGLE-STAGE COOL
SEE NOTES 1 AND 3
G
C
R
W1
Y1
G
W2
Y2
NON-PROGRAMMABLE
ELECTRONIC
THERMOSTAT
MODEL 2S
*
*
W
/
W1
C
Y
/
Y2
R
24 VAC HOT
TWO-ZONE BOARD
THERMOSTAT
INPUT
24 VAC COMM
HEAT STAGE 1
COOL STAGE 1
FAN
HEAT STAGE 2
N/A
N/A
N/A
OUTDOOR
SENSOR
CONNECTION
TWO-STAGE HEAT,
SINGLE-STAGE COOL
SEE NOTES 1, 2, AND 3
G
O
/
W2
Y1
C
R
W1
Y1
G
Y2
W2
B
L
S1
S2
*
WIRING DIAGRAM NOTES:
* Hook up G on zone 1 thermostat only.
Cut R19 jumper on thermostat.
Disable timeguard and cycle protection in thermostat by setting
it to ZONE mode. Refer to thermostat Installation Instructions for
details on how to do this.
1.
2.
3.
7
→
→