17. Electronic Configure To Order (ECTO) Control Parameters
Page 70
506457−01 05/10
Control Parameter
No. Name
DescriptionUnits
Control Value
Min. Default Max.
Block 1 Heat Pump Heating Parameters
1.01 WmUp_Delay
28
896
56
1792
255
8160
Counts
D:Sec.
Warm−up time delay. The time that the supplemental heat is held off
during the first demand of warm−up. This parameter is only used if the
parameter 1.17 is set to option 1.
1.02 BL_On_Delay
0
0
0
0
15
60
Counts
B:Secs
Blower on delay. The time before the blower turns on after a heating
demand.
1.03 BL_Off_Delay
0
0
5
20
75
300
Counts
B:Secs
Blower off delay. The time the blower stays on after the heating de-
mand is lost
1.04
Max_HT_ LT_
Occurrences
1 5 15 Counts
Service output activation. Maximum Primary and Secondary Limit
occurrences stored before service relay is energized. If max value
is set, service output is disabled.
Note: Heating stage is not locked out.
1.05
Sup_HT_Stg_
Delay
3
12
3
12
15
60
Counts
B:Secs
Time delay between 1 & 2 stage of supplemental heat.
1.06
Sup_HT_2_
Lockout_Temp.
113
60
160
30
175
20
Counts
Y:DegF
Temperature setpoint for lockout for the second bank of supplemental
heat.
Note: Temperature must be < or = to ECTO 1.07.
1.07
Sup_HT_1_
Lockout_Temp.
113
60
144
40
175
20
Counts
Y: Deg.
Temperature setpoint for lockout of first bank of supplemental heat.
Note: Temperature must be = to or > ECTO1.06.
1.08
Compr_1_
Low_Temp_
Lockout
81
80
255
−31
254
−30
Counts
Y: Deg.
Low ambient lockout for compressor 1. 254 value equals −30 ºF (−34ºC).
A value of 255 (−31ºF) will disable low ambient lockout function.
Note: This lockout is for heating only. Temperature must be < or = 1.09.
1.09
Compr_2_
Low_Temp_
Lockout
81
80
255
−31
254
−30
Counts
Y: Deg.
Low ambient lockout for compressor 2. 254 value equals −30 ºF (−34ºC).
A value of 255 (−31ºF) will disable low ambient lockout function.
Note: This lockout is for heating only. Temperature must be > or = 1.08.
1.10
Compr_Min_
Off_Delay
30
60
150
300
255
510
Counts
A:Sec
Compressor minimum off delay. Used on 1 PH units. Also used on all
units after an alarm occurs.
1.11
Compr_Min_
Run_Time
30
60
120
240
255
510
Counts
A:Sec
Compressor minimum run time. Used on 3 PH units.
1.12
Max_HP_
Occurrences
1 3 8 Counts
Maximum High Pressure occurrences stored before control locks off
compressor stage and energizes the service output. If max value is
set, lock−out and service output features are disabled.
1.13
Max_LP_
Occurrences
1 3 8 Counts
Maximum Low Pressure occurrences stored before control locks off
compressor stage and energizes the service output. If max value is
set, lock−out and service output features are disabled.
1.14
Defrost_Sup_
HT_Option
0 1 1 Option
Defrost options: 0: No supplemental heating during defrost. 1: Supple-
mental heating on during defrost.
1.15
Min_Time_ Be-
tween _Defrost
1 2 3 Option
Minimum time allowed between defrost cycles.
1= 32 minutes
2= 64 minutes
3=96 minutes
1.16
Max_Defrost_
Time
2
10
3
15
5
25
Counts
Min
Maximum defrost time allowed.
1.17 WmUp_Option 0 0 2 Option
Warm−up mode option.
0− Supplemental heat may be used during warm−up. Use depends
on outdoor temperature. See ECTO 1.06 and 1.07.
1− For the first demand cycle, lockout supplemental heat for the
first 30 minutes (default). Time is adjustable by changing the
parameter WARM−UP DLY # 1.01.
2− For future use.
1.18 Sup_HT_1_ Diff
0
0
8
2
15
3.75
Counts
W:DegF
Supplemental heat stage 1 differential. Used in zone sensor applica-
tions.
Note: Differential temperature must be = to or < ECTO 1.19.
1.19 Sup_HT_2_ Diff
0
0
12
3
15
3.75
Counts
W:DegF
Supplemental heat stage 2 differential. Used in zone sensor applica-
tions.
Note: Differential temperature must be = to or > ECTO 1.18
1.20
Sup_HT_1_
Latch_Option
0 0 1 Option
Supplemental heat stage 1 latch option. Used in zone sensor applica-
tions.
0: Latch Disabled
1: Latch Enabled
1.21
Sup_HT_2_
Latch_Option
0 0 1 Option
Supplemental heat stage 2 latch option. Used in zone sensor applica-
tions.
0: Latch Disabled
1: Latch Enabled
table continued on next page
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