Johnson Controls WT-4002-MCR Installation Instructions Manual page 24

Wt-4000 series pneumatic-to-direct digital control (ddc) room thermostats
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Table 3: WT-4000 Series Room Thermostat Configuration Parameters (Part 2 of 2)
Parameter
Default Occupied Mode setpoint
value in the event of wireless
communication failure;
default = 70°F (21°C)
Default Unoccupied Mode
setpoint start time in the event of
wireless communication failure
Temperature sensor
calibration factor; °F (°C)
Shoulder Mode Comfort Zone
upper delta
Shoulder Mode Comfort Zone
lower delta
Direction
Setpoint psig
Gain/sensitivity
Proportional band – proportional
range/throttling range
Unoccupied Mode psig
WT-4000 Series Pneumatic-to-Direct Digital Control (DDC) Room Thermostats Installation Instructions
Description
Temperature used in the event the room thermostat goes offline
for an extended duration
Time of day (0 to 24 hours) in the event the room thermostat
goes offline for an extended duration; disabled in default
configuration; therefore, device does not go into Unoccupied
Mode when offline
Calibrates the room thermostat temperature sensor for offset
compensation
Defines upper temperature limit in Shoulder Mode
Defines lower temperature limit in Shoulder Mode
Direct acting – branch line pressure increase turns on cooling;
decrease turns on heating
Reverse acting – branch line pressure increase turns on
heating; decrease turns on cooling
Branch line pressure when room temperature and setpoint are
equal (no heating or cooling outputs)
Branch line pressure change needed to change the room
temperature by 1F° (0.6C°)
Temperature range that represents the controlled device's
movement from fully closed to fully open; typically 4F° (2.4C°)
or 6F° (3.6C°)
Branch line pressure during Unoccupied Mode when zone
temperature is within unoccupied constrained upper and lower
limits
24
Configuration
Method
Factory configured
Factory configured
Factory configured
Configuration tool
Configuration tool
Configuration tool,
room thermostat
Configuration tool,
room thermostat
Configuration tool,
room thermostat
Configuration tool,
room thermostat
Configuration tool,
room thermostat

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