KE2 AdaptiveControl - Detailed Parameter Definitions; Alarm and System State Parameter Definitions; Setpoint and Variable Parameter Definitions

Q.1.35 January 2016
Page 19
© Copyright 2016 KE2 Therm Solutions, Inc., Washington, Missouri 63090
dLOc Defrost Lockout Variable In variables menu, display when1st or 2nd Auxiliary input (AU1 or AU2)set to Defrost Lockout (dFLO) and is active
dOOr
Door Open Alarm Alarm
If door is open and room temperature is 5 degrees above temperature setpoint (tS) + temperature dierential (diF) and input
stays active for 90 minutes, ignores temperature alarm delay (tAd)
Door Input Setpoint Choice for input type for 1st or 2nd Auxiliary input (AU1 or AU2) - is used to determine if the door is open or closed
dPd Defrost Per Day Setpoint Number of defrosts per day 0-12, Custom (CUS)
dPTR Defrost parameter Setpoint If Defrost Initiation mode (dFit) = Demand Defrost (dEnd); Coecient to KE2 Defrost algorithm
drAn Drain System State Displays when system is in drain mode
drCL Door Closed Variable In Variables menu, display when AU1 and AU2 set to dOOr and is inactive
drOn Door Open Variable In Variables menu, display when AU1 and AU2 set to dOOr and is active
drnt Drain Time Setpoint Amount of time in drain mode
dtSP Defrost Term Temperature Setpoint Setpoint Coil temperature reaches defrost term temperature setpoint to terminate defrost
dttA Defrost Termination on Time Alarm Defrost terminated on time instead of temperature for two consecutive cycles
dtyP Type of Defrost Setpoint Air or Electric
ECdF Excessive Defrost Alarm Controller has performed 11 consecutive defrost cycles without terminating on temperature
EdiF Extreme Dierential Setpoint ADVANCED TOPIC: Contact KE2 Therm for assistance
ELEC Electric Setpoint Defrost option
FAH Fahrenheit Setpoint Default for all temperatures displayed
FdSP Fan delay temp Setpoint Setpoint Coil temp must reach this setpoint to turn fans back on after defrost
FndF Fan State During Defrost Setpoint Fans on or o during defrost
FndL Fan Delay System State Displays when system is in fan delay mode
Fndt Max fan delay time Setpoint Maximum time system can stay in fan delay (FndL) mode
FnrL Fan Relay Variable Status of whether fan relay is energized or de-energized
FrEF Fan mode during refrigeration Setpoint Determines how fan operates during refrigeration mode -- permanent (PErn), On with compressor (OnCp) Title 24 (ti24)
FSCH Forced schedule Setpoint Controller automatically changed from demand defrost to schedule defrost due to excessive defrost alarm
HEtr Heater mode Setpoint If defrost mode = ELEC: whether to leave the defrost relay energzied during defrost cycle or to utilze advanced heater mgmnt.
HtA High Temperature Alarm Alarm
Average temperature is above the Temperature Setpoint (tS) + Temperature Dierential Setpoint diF + High Alarm Oset
(HAO) for the amount of time in the Temperature Alarm Delay (tAd)
HAO High Alarm Oset Setpoint Number of degrees above the Temperature Setpoint (tS) for a High Temp Alarm (HtA) condition.
inid Inititate Defrost Variable Choice for input type for 1st or 2nd Auxiliary input (AU1 or AU2) - digital input that will initiate defrost
LAO Low Alarm Oset Setpoint Number of degrees below the Temperature Setpoint (tS) for a Adaptive Control Alarm (LtA) condition.
LtA Low Temperature Alarm Alarm
Average temperature is below the Temperature Setpoint (tS) - Low Alarm Oset (LAO) for the amount of time in the Tempera-
ture Alarm Delay (tAd)
NOAL No Alarm Alarm System is clear of alarms
OFF System O System State The system is currently not running
OFFt Minimum Compressor O Time Setpoint Minimum time the liquid line solenoid/compressor relay must remain o before it can be energized again
OnCP On with compressor Setpoint Fans are on when compressor is running
OPEn Open Setpoint Digital input is active/inactive when open
Pdt Defrost pump down time Setpoint Amount of time to pump down the system before defrost
PErn Permanent Setpoint Fans on permanently
PF Power Failure alarm Alarm Alarm indicates that there was an interruption in the power supply to the controller
rEFr Refrigerate Mode System State System mode displayed when controller is in cooling mode
rt1 Room Temperature 1 Variable Room temperature displayed if AU1 (1st Auxiliary input) is set to rtP (Room Temp)
rt2 Room Temperature 2 Variable Room temperature displayed if AU2 (2nd Auxiliary input) is set to rtP (Room Temp)
rtP Room Temp Variable
Choice for input type for 1st or 2nd Auxiliary input (AU1 or AU2) - input is used as an additional room temperature averaged in
with the other room temperature inputs
rUnt Minimum Compressor Run Time Setpoint Minimum amount of time the liquid line solenoid/compressor relay must remain on after it is energized
ScHd Schedule Defrost Setpoint Choice for Defrost Initiation Mode (dFit)
SHrt Short Setpoint Digital input is active/inactive when short
StA1 State of 1st Auxiliary Input Setpoint Digital input active state for 1st Auxiliary input (AU1) - set whether it is open or short
StA2 State of 2nd Auxiliary Input Setpoint Digital input active state for 2nd Auxiliary input (AU2) - set whether it is open or short
SYOF System O Variable Choice for input type for 1st or 2nd Auxiliary input (AU1 or AU2)- digital input that puts the controller into System O Mode
SYOn System On Variable Choice for input type for 1st or 2nd Auxiliary input (AU1 or AU2)- digital input that puts the controller into System On Mode
SYSt System State Variable Displays mode of system operation
t2nd 2nd Room Temp Setpoint Setpoint
Choice for input type for 1st or 2nd Auxiliary input (AU1 or AU2) - input is used to switch between the main Room Temp
Setpoint and the 2nd Room Temp Setpoint
t2Of 2nd Air O Variable Use main air temperature setpoint
t2On 2nd Air On Variable Use second air temperature
tAd Temp Alarm Delay Setpoint Amount of time to delay a high temp or low temp alarm
tErd Terminate Defrost Variable In Variables menu, display when 1st or 2nd Auxiliary input (AU1 or AU2) set to trdF (terminate defrost) and is active
ti24 Title 24 Setpoint Congure the controller to be Title 24 for runtime compliant during refrigeration system’s o cycle
tOd Time of day Setpoint Time is displayed based on 24 hour clock
tP1 Monitor Temperature 1 Variable When AU1 is set to tP1 controller is monitoring temperature only
tP2 Monitor Temperature 2 Variable When AU2 is set to tP1 controller is monitoring temperature only
trdF Terminate Defrost Setpoint Choice for input type for1st or 2nd Auxiliary input (AU1 or AU2) - digital input that will terminate defrost
tS Temperature Setpoint Setpoint Room temperature to be maintained
tS2 Temperature Setpoint 2 Setpoint Alternate room temperature setpoint
Unt Temp units Setpoint Fahrenheit (FAH) or Celsius (CEL)
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