BUCHI Rotavapo R II - Manual (Page 17)

3 Technical data
17 R II Operation Manual, Version E
3 .2 Technical data overview
Table 3-3: Technical data
R II R II Heating bath
Glass assemblies A, V, C
Dimensions ( W x H x D) 550Ч575Ч415 mm 285Ч240Ч300 mm
Weight 16–18 kg (depending on the glass
assembly) 4 kg
Connection voltage 100–240 V ±10 % 100–120 V or 220–240 V ±10 %
Mains connection 3-pole (P, N, E) via power cord 3-pole (P, N, E) via power cord
Frequency 50/60 Hz 50/60 Hz
Power consumption 60 W 1700 W
Installation category II II
Degree of protection IP21 IP21
Pollution degree 2 2
Rotation speed range 20–280 rpm –
Flask size 50–4000 mL up to 4000 mL
Max. flask content 3 kg
Temperature control
range 20 °C–95 °C
Display Scale 0–10 Scale 0–100 °C, heating on/off
Temperature accuracy ±5 °C
Environmental conditions
Temperature
Altitude
Humidity for indoor use only
5 – 40 °C
up to 2000 m
maximum relative humidity 80 % for temperatures up to 31 °C, and then linearly
decreasing to 50 % at 40 °C
Bath content 4 L
Heating medium Water, distilled water (we recommend to
add borax in a concentration of 0.5 g/l when
using deionized water), heat transfer oil
Vacuum tightness of
system 5 mbar per 3 minutes at a pressure of
< 10 mbar –
Temperature resistance
P+G ca. -70 °C – 60 °C –
Temperature resistance
P+G low temperature -80 °C – 50 °C –
Temperature resistance
protective shield < 160 °C –