Brochure

Optical encoder allows for
fast input of all operating
parameters
Small and simple design makes
installation and setup easy and fast
3.38” (8.59 cm)
4.12” (10.46 cm)
2.8” (7.11 cm)
2.74” (6.96 cm)
2.27” (5.77 cm)
RJ-45
Socket
The Kelvin II line of controllers is the perfect solution for installations that require precise and automatic control of temperatures and pressures in a wide variety of applications.
Superheat Control
•Truepressure/temperature
stand-alonesuperheatcontroller
viaEEVcontrol
•RemoteaccessviaModbus
•Pumpdownmodeviadry
contactinput
•Manualvalvepositioning
•Energyefcientsystem
operationthoughmoreaccurate
valvecontrol
Subcool Control
• Controlsliquidtemperature
usinganEEV
• Providessecondarycontrolof
superheatforsystemprotection
• Displaysactualleavingliquid
temperature,superheat,suction
pressure,valveposition,
controllerstatus,andalarms
• Pumpdownmodeviadry
contactinput
• Manualvalvepositioning
• RemoteaccessviaModbus
Temperature Control
• Temperaturecontrolviaelectric
valve(ie:SDR)
• Increasedoperatinglimits(-50°F
to+299°F)
• RemoteaccessviaModbus
• Pumpdownmodeviadry
contactinput
• Manualvalvepositioning
• Advancedalgorithmwith
AUTOPIDtooptimizesystem
performance
• Optionalhightemperature
selectionfordischargecontrol
(60°Fto+299°F)with98.6K
temperaturesensor
• Optionaltemperaturedelta
control(maintainsT1-T2)
Pressure Control
• Controlselectricevaporator
regulatorvalve(CDS)orhotgas
bypassvalve(SDR)toregulate
systempressure
• RemoteaccessviaModbus
• Pumpdownmodeviadry
contactinput
• Manualvalvepositioning
• Advancedalgorithmwith
AUTOPIDtooptimizesystem
performance
• Headpressurecontroltoreplace
mechanicalA8andA9valves
• Supportsinletoroutletregulator
(ie:A80E)
AllmodelsareULapproved.
DIN rail mounting
Easy access screw terminals provide
reliable connections for all inputs
RS485 serial network
connection and full
Modbus compatibility
Easy to read, 4-digit /
7-segment LED display