KE2 Controller Selection
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  KE2 Temp + Air Defrost
KE2 Low Temp + Defrost
KE2 Evaporator Efficiency
KE2 Evap for Rack Efficiency
KE2 Adaptive Control
Part Number 20611 20903 20178, 20844 21096 21177
Defrost Type Air (off time) Air, Electric Air, Electric Air, Electric, Hot Gas Air, Electric
Initiate Defrost Time Time Demand, Time, or Run-Time Demand, Time or Run-Time Demand, Time
Terminate Defrost Time Temperature/Time External Signal Temperature w/Time Backup Temperature/Time Temperature/Time External Signal
Evaporator Fan Management - Yes Yes Yes Yes
Defrost Heater Management N/A Yes Yes Yes Yes
Alarm Options Display, email/text with KE2-EM Display, Buzzer, or email/text with KE2-EM Display, Alarm Relay, Buzzer/Light kit, email/text Display, Alarm Relay, Buzzer/Light Kit, E-mail/Text Display, Buzzer, or email/text with KE2-EM
Eliminates Thermostat Yes Yes Yes Yes Yes
Eliminates Time Clock Yes Yes Yes Yes Yes
Eliminates Fan Delay N/A Yes Yes Yes Yes
Eliminates Defrost Termination N/A Yes Yes Yes Yes
Expansion Valve Control TEV TEV TEV or EEV TEV, EEV, EEPR, EHGBP TEV
Humidity Control/Monitor - - - - -
Communication Modbus, BACnet/IP* Modbus, BACnet/IP* TCP/IP, API, BACnet/IP* TCP/IP, API Modbus, BACnet/IP*
Data Logging 365+ days with KE2-EM 365+ days with KE2-EM 30 days built-in, or 365+ days with KE2-EM 30 days (native), or 366 days with KE2 Edge Manager 365+ days with KE2-EM

KE2 Therm Solutions, Inc     12 Chamber Drive, Washington, MO 63090     636.266.0140     fax 888.366.6769

information@ke2therm.com