DNS-24, DNT-T103 & DNT-T221 Application Guide
Page 16 of 43
Document Edition 4.2
Software Controller Loop
1.
G
ENERAL
The operation of the BACstat II is centered around a software controller. The controller uses the
following parameters in its operation.
Parameter
Object
Default Value
Notes
Room Temperature
AI1
N/A
Input 1 **
Temperature Setpoint*
O
CCUPIED
: Uses Day Setpoint (AV6)
U
NOCCUPIED
: Uses Night Heat Setpoint
(AV10) if the Input is below the Night Heat
Setpoint (AV6); and uses the Night Cool
Setpoint (AV11) if the Input is above the Night
Cool Setpoint (AV6); otherwise it is in a null
zone.
Proportional Band
AV19
2.0 ºF / 1.0 ºC
Degrees F or C as configured for AI1
Reset Rate
AV20
1.0
Resets per hour
Day Differential
AV9
1.0 ºF / 0.5 ºC
Degrees F or C as configured for AI1
* Humidity Setpoint if operating as a Humidity controller
** Input 3 (AI3) if operating as a
Humidity controller
