51
Rotavapor
R-220 EX
9 Appendix
9 Appendix
9.1 Technical Data
R-220 EX
Power Connection
4.2 kW
Connection Voltage
200 VAC / 230 VAC / 400 VAC ± 10 %
Frequency
50 - 60 Hz
Site condition
for indoor use only, altitude up to 2000 m.
maximum relativ humidity 80% for temperatures up to 30°C
decreasing linearly to 50% relative humidity at 40°C
Ambient temperature
5-40°C
Aeration
Oil-free, 4 to 8 bar, 10m3/hour
Evaporator output
Up to 4 l/h water, higher for other solvents
(depending on the heat of evaporation)
Rotary drive
Pneumatic
Speed control
Infinitely variable using precision control valve
Bath output
3600 W, Heat introduction 3W/cm
2
Bath dimensions
Ø 430 mm x 240 mm,
Bath capacity 20 l, without flask immersed
Bath pan
Stainless steel X2CrNiMo 17 13 2 (1.4404 or 316L)
Bath heater control
Electronic, with PT-1000, Control accuracy -2 to +1°C
Range of bath temperatures
20°C – 150°C
Overheating protection
Mechnical overtemperature switch (135°C or 175°C)
Bath lift
Pneumatic
Measurement of vapor temperature
PT-1000
Displays
Vapor temperature and bath temperature
Vacuum pump
Recommended suction output 2 – 4 m
3
/h
Cooling water consumption
120 – 200 l/h, with needle valve control
Cooling water pressure
max. 2.7 bar abs., without any pulsation
Weight
75 kg, without glass
Dimensions
max. 1800 mm high (1430 mm for Bullfrog version),
max. 1250 mm wide, max. 650 mm deep
(these dimensions vary depending on glass assembly)
Table 9.1: Technical Data
9.2 Materials Used
Part
Description
Code
Chassis
X5CrNi 18 10
1,4301 or 304
Bath pan
X2CrNiMo 17 13 2
1,4404 or 316L
Glass
Borosilicate 3.3
Seals
Polytetrafluorethylene
PTFE
Taps
Polytetrafluorethylene PTFE
Table 9.2: Materials Used
