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Connecting to the Master Zone Thermostat
Easy, two step communication link set up.
1.
The Master Thermostat Tech setting for the
discharge air sensor must be set to
See Master Thermostat
While the
Master Thermostat
2.
Sensor
screen, and set to yes, hold down the
connection button on the inside of the
Master Thermostat
Found DAS.
DAS
Example Step 2.
Found Discharge Air Sensor Screen
Important:
DO NOT press the connection
button again after Step 2 (above)
has been completed. Holding
the button a second time will
break the communication link
and the connection steps will
have to be repeated.
NOTE:
Refer to Master Thermostat
Technician Setup Menu to set
High & Low limits.
YES.
manual for instructions.
is on the
Discharge Air
Sensor
shows the letters
YE
and says
ESTABLISHING COMMUNICATION
until the
Communication Note
The discharge air sensor sends a temperature reading
signal to the Master Thermostat every 5 minutes, or if a set
temperature limit has been reached.
If the temperature has exceeded a set limit, the
Master Thermostat will shut o the heat or cool
source while leaving the fan energized.
It remains in this mode until the next temperature
reading signal. (5 Minutes)
At that time if the temperature limits are not
exceeded, the heat or cool source will be energized
if there is still a call.
Industry 'Average' Limits
High limit:
- Heat pump: 120-140* F
- Electric/Gas Furnace: 140-160*F
Low Limit:
- 45*F for most systems
Connection button
located inside the
discharge air sensor
3
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