Page 116
Table 64. M3 Control Parameters
Control Parameter
DescriptionUnits
Control Value
No DescriptionUnitsMax.DefaultMin.Parameter Short DescriptionScreen Name
172 FAC MIN CYCLE TIME
Fresh Air Cooling Control Cycle
Time
120 480 1800 Seconds Fresh Air Cooling minimum cycle time.
173 FAC STAGE DIFFER
Fresh Air Cooling Control Stage
Differential
0.0 2.0 20.0 °F
Fresh Air Cooling stage differential between stages.
Set to 0 for first stage cooling only for Fresh Air Cooling.
174 DACH OCC SETPOINT
Discharge Air Control Heating
Occupied Setpoint
80.0 110.0 140.0 °F Discharge Air Control Heating set point during occupied period.
175 DACH UNOCC SETPOINT
Discharge Air Control Heating
Unoccupied Setpoint
80.0 95.0 140.0 °F Discharge Air Control Heating set point during unoccupied period.
176 DACH STAGE DEADBAND
Discharge Air Control Heating
Stage Deadband
5.o 5.0 20.0 °F Discharge Air Control Heating dead-band.
177 DACH FAH STG UP TMR
Discharge Air Control Heating
Stage-Up Time Delay
0 180 900 Seconds
Discharge Air Control Heating and Fresh Air Heating stage-up time
delay.
178 DACH FAH STG DN TMR
Discharge Air Control Heating
and Fresh Air Heating Control
Stage-Down Time Delay
0 120 600 Seconds
Discharge Air Control Heating and Fresh Air Heating stage-down
time delay.
179 DACH STAGE DIFFER
Discharge Air Control Heating
Stage Differential
2.0 2.0 20.0 °F Discharge Air Control Heating stage differential
180 DACC OCC SETPOINT
Discharge Air Control Cooling
Occupied Setpoint
40.0 55.0 80.0 °F Discharge Air Control Cooling set point during occupied period.
181 DACC UNOCC SETPOINT
Discharge Air Control Cooling
Unoccupied Setpoint
40.0 65.0 100.0 °F Discharge Air Control Cooling set point during unoccupied period.
182 DACC STAGE DEADBAND
Discharge Air Control Cooling
Deadband Setpoint
5.0 5.0 20.0 °F Discharge Air Control Cooling stage dead-band.
183 DACC FAC STG UP TMR
Discharge Air Control Cooling
and Fresh Air Cooling Stage-Up
Delay
0 180 900 Seconds Discharge Air Control Cooling and Fresh Air Cooling stage-up delay.
184 DACC FAC STG DN TMR
Discharge Air Control Cooling
and Fresh Air Cooling Stage-
Down Time Delay
0 120 600 Seconds
Discharge Air Control Cooling and Fresh Air Cooling stage-down
time delay.
185 DACC STAGE DIFFER
Discharge Air Cooling Stage
Differential
2.0 2.0 20.0 °F Discharge Air Cooling stage differential.