Owner's manual

11
Recirculating Cooler
Cooling
FL4003 FLW4003
air cooled water cooled
Working temperature range °C -20 ... +40 -20 ... +40
Temperature stability °C ±0.5
Temperature selection: digital
via key pad indication on LED-DISPLAY
remote control via personal computer indication on monitor
Temperature indication: LED-DISPLAY
Resolution °C 0.1
Temperature control PID 1
Temperature sensor Pt 100
Excess temperature protection 85 °C - fixed value
Low liquid level protection float switch
Cooling capacity
Medium: Mixture water-glycol
°C
kW
+20 0 -10 +20 0 -10
4.0 2.4 1.5 4.3 2.2 1.3
Cooling compressor 1- stage
Refrigerant R404A
Electrical connections:
Computer interface RS232
Alarm output for external alarm signal
Circulating pump:
discharge, max. at 0 bar l/min 40 40
pressure, adjustable at 0 Liter bar 0.5 ... 3.0 0.5 ... 3.0
Feed pressure indication bar Manometer Manometer
Filling level indicator sight glass
Filling volume from ... to liters 24 ... 30
Dimensions (WxLxH) cm 60x76x115
Weight kg 148 143
Ambient temperature range °C 5 ... 40
Return flow temperature °C 80 max.
Cooling water
Flow rate at 20 °C inlet temperature l/min ----- 6.6
IP class according to IEC 60 529 IP 21
Mains power connection 400 V/3PNPE/50 Hz
V/ Hz 360-440/3PNPE/50 360-440/3PNPE/50
Current draw at 230 V A 8 8
Mains power connection 230 V/3PPE/60 Hz
V/ Hz 207-253/3PPE/60 207-253/3PPE/60
Current draw at 208V / 220 V A 11 ------
All measurements have been carried out at: rated voltage and frequency,
ambient temperature: 20 °C