Owner manual
Cryo-Compact Circulators
9
2.4. Technical specifications
CF31
Working temperature range °C -30 ... +200
Temperature stability °C ±0.02
Temperature selection digital
via keypad indication on LCD DIALOG-DISPLAY (°C/°F)
remote control via personal computer indication on monitor
Temperature indication: VFD COMFORT-DISPLAY
Resolution °C 0.01
Pump pressure stage indication on VFD COMFORT-DISPLAY
Temperature control ICC - Intelligent Cascade Control
Working temperature sensor Pt 100
Safety temperature sensor Pt 100
Absolute Temperature Calibration
at internal control °C ±3
at external control °C ±10
Heater wattage (at 230 V) kW 2,0
Heater wattage (at 115 V) kW 1,0
Cooling capacity °C 20 0 -20
Medium ethanol kW 0.32 0.25 0.15
Cooling compressor 1-stage
Refrigerant R134a
Cooling machine Air-cooled
Electrical connections: see page 11
Electronically adj. pump capacity 1 ... 4 stages
Flow rate min ... max. at 0 bar l/min 22 ... 26
Pressure max. at 0 liter bar 0,7
Suction max at 0 liter bar 0,4
Bath opening (WxL) cm 16x3
Bath depth cm 14
Filling volume liters 2.0 ... 3.0
Overall dimensions (WxDxH) cm 24x46x40
Weight kg 35
Ambient temperature °C 5 ... 40
Protection class according to IEC 60 529 IP 21
Mains power connection 230 V/50 Hz V/ Hz 207-253 / 50
Current draw (at 230 V) A 11
Mains power connection 230 V/60 Hz V/ Hz 197-242/60
Current draw (at 230 V) A 12
Mains power connection 115 V/60 Hz V/ Hz 103-127 / 60
Current draw (at 115 V) A 14
All measurements have been carried out at: rated voltage and frequency ambient temperature: 20 °C
Technical changes without prior notification reserved.