RESETTING THE LAE CONTROL TO FACTORY DEFAULT
Figure 1
Detail image of LAE Control Display.
Note: The case must be powered on to reset the controller settings.
1. Locate the LAE Controller Display on your specific case.
located near the compressor.
It is typically
2. Hold down both the “i” and the “x” buttons for 5 seconds. The parameter
SPL will show on the screen.
3. Tap the “▼” button. The screen will show the rES parameter.
4. Hold down the “i” button. While holding down the button, tap the “▼” to
change the setting from “nO” to “YES”, then release the “i” button.
5. Tap the “x” button to return the controller to normal operation.
parameters are now returned to the default factory settings.
All
Should you have any questions call Killion Customer Service at 1-800-421-5352
or email at parts.service@killionindustries.com .
Killion Industries, Inc.  1380 Poinsettia Ave., Vista, CA 92081
Phone (760) 727-5102  Toll Free (800) 421-5352  Fax (760) 727-5108
www.killionindustries.com  Sales@killionindustries.com  parts.service@killionindustries.com
PROGRAMMING THE LAE
LED Display Codes:
dEF = Defrost in progress.
hi = High Temperature Alarm
E1 = Probe T1 (case temp) failure
LED Symbols:
 = Compressor Relay = Defrost Active
= Alarm
Lo = Low Temperature Alarm
E2 = Probe T2 (evaporator temp) failure
= Fan Relay
II° = Second Setpoint Active
To change the SETPOINT:
1) Hold down the 'i' button. This will show the current SETPOINT.
2) While holding the 'i' button use the '▼' and '▲' to change the SETPOINT.
3) Release the 'i' button to store the new value.
To change other settings:
1) Hold down both 'i' and 'x' buttons for 5 seconds.
2) Use the '▼' and '▲' buttons to select the parameter to be modified.
3) Hold down the 'i' button to display the current value.
4) While holding down 'i', use the '▼' and '▲' buttons to set the desired value.
5) Release the 'i' button to store the new value and display the next parameter.
6) To exit the programming mode, tap the 'x' button or wait 30 seconds.
Information Menu Codes
t1 = case temeprature reading
thi = maximum case temp recorded
Loc = keyboard lock state
t2 = evaporator temperature reading
tLo = minimum case temp recorded
Information Menu Access
1) To access the menu, tap the 'i' button. 2) Use the '▼' and '▲' buttons to select the data to be displayed.
3) Hold the 'i' button to display the selected value.
4) To exit the menu, tap the 'x' button or wait 10 seconds.
Information Menu Reset
1) To reset THi and TLO tap the 'i' button.
2) Use the '▼' and '▲' buttons to select the data to be reset.
3) Hold the 'i' button to display the selected value.
4) While holding down the 'i' button, tap the 'x' button to reset the data.
5) To exit the menu, tap the 'x' button or wait 10 seconds.
LAE Default Settings.xlsx ‐ Parameters
FANS
DEFROST
THERMOSTAT
1 of 2
Code
Parameter
Range
SPL
Setpoint Low
-50 to SPH °
SPH
Setpoint High
SPL to 120 °
Maximum limit for the Setpoint setting
SP
Setpoint
SPL to SPH
Temperature to be maintained (case setpoint)
HYS
Hysteresis
1 to 10 °
CRT
Compressor rest time.
0 to 30 min
Minimum off time for the compressor between cycles.
CT1
Compressor on time.
0 to 30 min
Compressor run time when temperature probe 1 is faulty.
Thermostat differenetial
CT2
Compressor off time.
0 to 30 min
Compressor off time when temperature probe 1 is faulty.
CSD
Compressor door delay
0 to 30 min
Compressor stop delay after the door has been opened. Active only if D1 or D2 = DOR
DFM
Defrost start mode
DFT
Defrost time
DFB
Defrost time backup
NON - Defrost is disabled
TIM - Regular timed defrost
NON/TIM/FRO
FRO - Defrost time count is only increased when the conditions occur for frost to form on the evaporator
(optimized time increase).
0 to 99 hrs
Timer value for a defrost to trigger.
NO/YES
DLI
Defrost end temperature
-50 to 120 °
DTO
Maximum defrost duration
1 to 120 min
DTY
Defrost type
DPD
Evaporator pump down
DRN
Evaporator drip time
If DFB=YES, after a power interruption, the timer will resume the count from where it left off with a±30
min apporoximation.
IF DFB=NO, after a power interruption, the timer will restart the count from 0
Temperature read by temperature probe 2 at which defrost will end.
Maximum time limit for defrost.
OFF - off cycle defrost (compressor and heater off)
OFF/ELE/GAS ELE - electric defrost (compressor off, heater on)
GAS - hot gas loop defrost (compressor on, heater on)
0 to 240 sec
At defrost start, defrost outputs are OFF for DPD seconds.
0 to 30 min
After defrost end, time before normal cycle restarts.
RT - during defrost show the real temperature from probe T1
LT - during defrost show the last temperature from probe T1
RT/LT/SP/DEF
SP - during defrost show current setpoint
DEF - during defrost show "DEF"
DDM
Defrost display mode
DDY
Defrost Display delay
0 to 60 min
NO/YES
The display will show the value from DDM during defrost and for DDY minutes after defrost ends.
FID
Fan during defrost
FDD
Fan restart temperature
-50 to 120 °
Evaporator fan will restart below FDD temperature. Read from probe T2
FTO
Fan restart time
0 to 120 min
Maximum time delay for evaporator fan restart after a defrost.
FCM
Fan mode during cycle
Evaporator air temperature
difference
Temperature difference for fan
FDH
restart
Fan stop delay
F1
FDT
Fans active during defrost
NON - fans are always on.
TMP - temperature based control. Fans remain on when the compressor is ON. When the compressor is
OFF the fans remain on as long as the temperature difference T2-T1 is greater than FDT. The fans are
NON/TMP/TIM
turned on again with the FDH differential. T1 = air temperature, T2 = evaporator temperature
TIM - time based control. The fans are on when the compressor is ON. When the compressor is OFF, the
fans switch on and off according to parameters F1, F2, F3.
-120 to 0 °
T2 - T1 temperature difference for the fans to turn off when the compressor is off.
1 to 120 °
T2 - T1 temperature difference for the fans to restart.
0 to 180 sec
After compressor stops, time in seconds until the fans stop. Used if FCM parameter is set to TIM
F2
Fan stop time
0 to 30 min
Time that fans are off while compressor is off. Used if FCM parameter is set to TIM
F3
Fan run time
0 to 30 min
Time that fans are on while the compressor is off. Used if FCM parameter is set to TIM
Alarm threshold management NON/ABS/REL
NON - temperature alarms are disabled.
ABS - the values programmed into parameters ALA and AHA represent temperature alarm limits.
REL - the values programmed into parameters ALR, AHR, SP, and HYS determine the alarm limits.
Lower limit = SP-ALR Upper limit = SP+HYS+AHR
ALA
Low temperature alarm limit
-50 to 120 °
Lowest temperature to trigger alarm
AHA
-50 to 120 °
Highest temperature to trigger alarm
ATI
High temperature alarm limit
Low temperature alarm
differential
High temperature alarm
differential
Alarm probe
ATD
Temperature alarm delay
0 to 120 min
Delay in minutes before temperature alarm is triggered.
ADO
Door alarm delay
0 to 30 min
Delay in minutes before door alarm is triggered.
AHM
Condenser alarm setting
AHT
Condenser alarm limit
ATM
ALR
ALARMS
Function
Minimum limit for the Setpoint setting
AHR
ACC
Condenser cleaning
-12 to 0 °
Low temperature alarm differential. If ALR = 0, low limit alarm is disabled.
0 to 12 °
High temperature alarm differential. If AHR = 0, high limit alarm is disabled.
T1/T2/T3
Probe used for temperature alarm detection.
NON - condenser alarm disabled
NON/ALR/STP ALR - condenser alarm enabled. When alarm occurs, "HC" flashes on the display and the buzzer sounds.
STP - in addition to display and buzzer from ALR, condenser power is cut and defrosts are suspended.
-50 to 120 °
0 to 52 weeks
Condenser temperature alarm limit. Temperature read by T3 probe.
When the condenser operation time, in weeks, matches the value from ACC, the display will flash "CL". If
ACC = 0, the setting is disabled.
2 of 2
LAE Default Settings.xlsx ‐ Parameters
INPUT/OUTPUT SETTINGS
SECONDARY SETPOINT
Code
IISM
Parameter
Switch mode to second
setpoint
Range
Function
NON - secondary setpoint disabled.
NON/MAN/DI2 MAN - button M on display toggles between primary and secondary setpoint
DI2 - closing switch connected to DI2 inputs switches to secondary setpoint
-50 to SPH °
Minimum limit for the Secondary Setpoint setting
IISL
Secondary setpoint low
IISH
Secondary setpoint high
SPL to 120 °
Maximum limit for the Secondary Setpoint setting
IISP
Secondary setpoint
SPL to SPH
Temperature to be maintained (secondary setpoint)
IIHY
Secondary hysteresis
1 to 10 °
Thermostat differenetial for secondary setpoint
NON - fans are always on.
TMP - temperature based control. Fans remain on when the compressor is ON. When the compressor is
OFF the fans remain on as long as the temperature difference T2-T1 is greater than FDT. The fans are
NON/TMP/TIM
turned on again with the FDH differential. T1 = air temperature, T2 = evaporator temperature
TIM - time based control. The fans are on when the compressor is ON. When the compressor is OFF, the
fans switch on and off according to parameters F1, F2, F3.
IIFC
Secondary fan control
IIDF
Secondary defrost time
SB
Standby button
DI1
Digital input 1 operation
DI2
Digital input 2 operation
T3
Temperature probe T3
operation
OS3
Temperature probe T3 offset
-13 to 13 °
0 to 99 hrs
Timer value for a defrost to trigger.
Enables/Disables the standby button on the display (
NON - Digital input 1 disabled.
NON/DOR/ALR/ DOR - Door switch
RDS
ALR - when contact is closed, alarm is triggered
RDS - when contact is closed, a defrost is initiated
NON - Digital input 1 disabled.
DOR - Door switch
NON/DOR/ALR/ ALR - when contact is closed, alarm is triggered
RDS/IISM/T3 RDS - when contact is closed, a defrost is initiated
IISM - when contact is closed, the secondary setpoint parameters are active.
T3 - temperature probe.
DSP - temperature T3 to be displayed
DSP/CND
CND - condenser temperature measurement
NO/YES
T3 probe offset
PSL
Potentiometer setpoint min
-50 to 70 °
PSR
Potentiometer setpoint range
0 to 15 °
Maximum temperature setting for potentiometer maximum using PSL+PSR
Minimum temperature setting for potentiometer minimum
POF
Potentiometer enable
NO/YES
Enables/Disables potentiometer temperature control.
NON - light output disabled.
MAN - light output controlled through M button on display front
NON/MAN/D10/
D10 - light output is on when DI1 is open
D20/D21
D20 - light output is on when DI2 is open
D21 - light output is on when DI2 is closed
LSM
Light switch mode
OT1
Auxiliary relay timer ON time
0 to 720 min
OT2
Auxiliary relay timer cycle
1 to 24 hrs
Duration in minutes that auxiliary relay will be closed.
Time in hours between auxiliary relay activations
NON - output disabled (always off)
FAN - fan output
DEF - defrost heater output
LGT - output used for light control
0-1 - the relay contacts follow the on/standby state of the controller
ALO - contacts open when an alarm occurs
ALC - contacts close when an alarm occurs
TIM - output is controlled by the OT1 and OT2 timer functions
NON - output disabled (always off)
FAN - fan output
DEF - defrost heater output
LGT - output used for light control
0-1 - the relay contacts follow the on/standby state of the controller
ALO - contacts open when an alarm occurs
ALC - contacts close when an alarm occurs
TIM - output is controlled by the OT1 and OT2 timer functions
OA1
Auxiliary relay 1 operation
NON/FAN/DEF/L
GT/01/ALO/ALC/TIM
OA2
Auxiliary relay 2 operation
NON/FAN/DEF/L
GT/01/ALO/ALC/TIM
OS1
OS2
Temperature probe 1 offset
Evaporator temperature probe
enable
Temperature probe 2 offset
-13 to 13 °
T2 probe offset
TLD
Time logging delay
1 to 30 min
SCL
Temperature scale
1 °C/2 °C/ °F
SIM
Display delay
1 to 100 sec
Time delay for minimum and maximum temperature logging
1 °C - Celsius, 0.5 ° resolution
2 °C - Celsius. 1 ° resolution
°F - Fahrenheit 1 ° resolution
Display slow down
ADR
Network address
1 to 255
T2
-13 to 13 °
NO/YES
T1 probe offset
Enables/Disables evaporator probe T2
Network address for PC communication.
FANS
DEFROST
THERMOSTAT
LAE Default Settings.xlsx ‐ PFW‐Bulk
ALARMS
1/3/2014
Code
Parameter
Setting
SPL
Setpoint Low
18.0
SPH
Setpoint High
35.0
SP
Setpoint
20.0
HYS
Hysteresis
8.0
CRT
Compressor rest time.
2
CT1
Compressor on time.
5
CT2
Compressor off time.
3
CSD
Compressor door delay
0
DFM
Defrost start mode
TIM
DFT
Defrost time
3
DFB
Defrost time backup
NO
DLI
Defrost end temperature
48.0
DTO
Maximum defrost duration
25
DTY
Defrost type
OFF
DPD
Evaporator pump down
0
DRN
Evaporator drip time
0
DDM
Defrost display mode
DEF
DDY
Defrost Display delay
0
FID
Fan during defrost
YES
FDD
Fan restart temperature
99.0
FTO
Fan restart time
0
FCM
NON
F1
Fan mode during cycle
Evaporator air temperature
difference
Temperature difference for fan
restart
Fan stop delay
F2
Fan stop time
0
FDT
FDH
0.0
1.0
30
F3
Fan run time
0
ATM
Alarm threshold management
ABS
ALA
Low temperature alarm limit
10.0
AHA
60.0
ATI
High temperature alarm limit
Low temperature alarm
differential
High temperature alarm
differential
Alarm probe
ATD
Temperature alarm delay
30
ADO
Door alarm delay
0
AHM
Condenser alarm setting
NON
AHT
Condenser alarm limit
60.0
ACC
Condenser cleaning
0
ALR
AHR
0.0
0.0
T1
SECONDARY
SETPOINT
LAE Default Settings.xlsx ‐ PFW‐Bulk
INPUT/OUTPUT SETTINGS
1/3/2014
Code
Parameter
Setting
IISM
Switch mode to second setpoint
DI2
IISL
Secondary setpoint low
18.0
IISH
Secondary setpoint high
35.0
IISP
Secondary setpoint
24.0
IIHY
Secondary hysteresis
8.0
IIFC
Secondary fan control
NON
IIDF
Secondary defrost time
3
SB
Standby button
NO
DI1
Digital input 1 operation
NON
DI2
Digital input 2 operation
IISM
T3
Temperature probe T3 operation
DSP
OS3
Temperature probe T3 offset
0.0
PSL
Potentiometer setpoint min
0.0
PSR
Potentiometer setpoint range
0
POF
Potentiometer enable
NO
LSM
Light switch mode
NON
OT1
Auxiliary relay timer ON time
120
OT2
Auxiliary relay timer cycle
12
OA1
Auxiliary relay 1 operation
TIM
OA2
Auxiliary relay 2 operation
NON
OS1
0.0
YES
OS2
Temperature probe 1 offset
Evaporator temperature probe
enable
Temperature probe 2 offset
TLD
Time logging delay
5
SCL
Temperature scale
°F
SIM
Display delay
1
ADR
Network address
1
T2
0.0