Lennox PRODIGY M2

17. Electronic Configure To Order (ECTO) Control Parameters
Page 79
PRODIGYT M2 UNIT CONTROLLER
Control Parameter
No. Name
DescriptionUnits
Control Value
Min. Default Max.
Block 7 System 2 Parameters
7.01 FAH_Stg_Diff
0
0
3
2
30
20
Counts
V:DegF
Fresh Air Heating stage differential.
0 value for first stage heating only for Fresh Air Heating.
7.02
Reheat_FAH_
OAT_SP
113
60
136
45
175
20
Counts
Y:DegF
Outdoor air temperature setpoint that enables fresh air heating for
reheat demand and opens damper to ECTO 7.03 when outdoor air is
less than setpoint.
7.03
Reheat_FAH
_%_ Damper
5
5
40
40
100
100
Counts
P:%
Fresh air damper position during Fresh Air Heating reheat operation.
7.04
Reheat_FAH
_SP
139
70
138
Disabled
183
40
Counts
X:DegF
Fresh Air Heating Reheat setpoint.
Minimum value of 138 disables FAH−Reheat.
7.05
FAT_Auto-
change _Delay
28
896
56
1792
225
7200
Counts
D: Sec.
Fresh air Tempering (FAH or FAC) auto−changeover delay.
7.06 FAC_SP
109
90
108
Disabled
154
60
Counts
X:DegF
Fresh Air Cooling setpoint. To enable FAC, set this to a value be-
tween 60°F (154) and 90°F(109). Minimum value of 91°F (108) dis-
ables FAC.
7.07 FAC_Stg_DB
5
3
15
10
22
15
Counts
V:DegF
Fresh Air Cooling stage deadband.
7.08
FAC_Min_
Cycle
15
120
60
480
225
1800
Counts
C: Sec.
Fresh Air Cooling minimum cycle time.
7.09 FAC_Stg_Diff
0
0
3
2
30
20
Counts
V:DegF
Fresh Air Cooling stage differential between stages.
Set to 0 for first stage cooling only for Fresh Air Cooling.
7.10
DACH_OCP
_SP
36
140
80
110
154
60
Counts
X:DegF
Discharge Air Control Heating setpoint during occupied period.
7.11
DACH_Un-
OCP_ SP
36
140
95
100
154
60
Counts
X:DegF
Discharge Air Control Heating setpoint during unoccupied period.
7.12
DACH_Stg_
DB
7
5
7
5
30
20
Counts
V:DegF
Discharge Air Control Heating deadband.
7.13
DACH_&_FAH_
StgUp_Delay
0
0
45
180
225
900
Counts
B: Sec.
Discharge Air Control Heating and Fresh Air Heating stage−up time
delay.
7.14
DACH_&_FAH_
StgDn_Delay
0
0
30
120
150
600
Counts
B: Sec.
Discharge Air Control Heating and Fresh Air Heating stage−down time
delay.
7.15
DACH_Stg_
Diff
3
2
3
2
30
20
Counts
V:DegF
Discharge Air Control Heating stage differential
7.16
DACC_OCP
_SP
95
100
161
55
183
40
Counts
X:DegF
Discharge Air Control Cooling setpoint during occupied period.
7.17
DACC_
UnOCP_SP
95
100
146
65
183
40
Counts
X:DegF
Discharge Air Control Cooling setpoint during unoccupied period.
7.18
DACC_
Stg_DB
7
5
7
5
30
20
Counts
V:DegF
Discharge Air Control Cooling stage deadband.
7.19
DACC_&_FAC_
StgUp_Delay
0
0
45
180
225
900
Counts
B: Sec.
Discharge Air Control Cooling and Fresh Air Cooling stage−up delay.
7.20
DACC_&_FAC_
StgDn_Delay
0
0
30
120
150
600
Counts
B: Sec.
Discharge Air Control Cooling and Fresh Air Cooling stage−down time
delay.
7.21
DACC_Stg_
Diff
3
2
3
2
30
20
Counts
V:DegF
Discharge Air Cooling stage differential.
table continued on next page