CVS-21HA.rev.03
21
ALARM OFFSETS
Low offset [°F or °C] - The alarm low offset is the
number of degrees below the temperature set point
at which the alarm activates.
High offset [°F or °C] - The alarm high offset is the number of degrees
above the temperature set point at which the alarm activates.
AL ARM O FF SET
HIG H
L OW
PARAMETER
FACTORY SETTING
Temperature set point
Temperature curve
Bandwidth
Minimum speed
Bandwidth
Differential
Heater offset
High offset
STAGE 3
ALARM
STAGE 2
STAGE 1
75.0°F (23.9 °C)
deactivated
40 %
15 seconds
0 seconds
3.0°F (1.7°C)
40 %
2.0°F (1.1°C)
2.0°F (1.1°C)
0.5°F (0.3°C)
12.0°F (6.7°C)
PARAMETER FACTORY SETTINGS
The controller is programmed at the factory with the settings shown
below. Keep the settings that are convenient for you and make changes
where necessary. These factory settings will not be retained in memory
once they have been changed.
Minimum speed
Time on
Time off
Low offset
10.0°F (5.6°C)
De-icing Cycle Time 1 minute
De-icing Time On
0 seconds