Details
RW 20 Digital Overhead Stirrers
Description:
The bestseller in the laboratory:
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With digital display
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Robust, slimline, ergonomic design
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Technical improvements on the trusted RW 20 series designs
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With constant power-drive
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Two speed ranges for universal use from 60 - 2.000 rpm
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Push-through agitator shafts (only when stationary)
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For stirring quantities of up to 20 l (H2O)
Specifications:
Model |
RW 20 Digital |
Stirring quantity max. per stirring position (H2O) |
20 l |
Motor rating input |
70 W |
Motor rating output |
35 W |
Speed display |
LED |
Speed range |
60 - 2000 rpm |
Viscosity max. |
10000 mPas |
Output max. at stirring shaft |
26 W |
Permissible ON time |
100 % |
Torque max. at stirring shaft |
150 Ncm |
Torque max. at stirring shaft at 60 1/min (overload) |
300 Ncm |
Torque max. at stirring shaft at 100 1/min |
150 Ncm |
Torque max. at stirring shaft at 1.000 1/min |
24 Ncm |
Speed range I (50 Hz) |
60 - 500 rpm |
Speed range II (50 Hz) |
240 - 2000 rpm |
Speed range I (60 Hz) |
72 - 600 rpm |
Speed range II (60 Hz) |
288 - 2400 rpm |
Speed control |
stepless |
Setting accuracy speed |
1 ±rpm |
deviation of speed measurement |
30 ±rpm |
Stirring element fastening |
chuck |
Temperature display |
no |
Chuck range min. diameter |
0.5 mm |
Chuck range max. diameter |
10 mm |
Hollow shaft, inner diameter |
10.5 mm |
Hollow shaft (push-through - when stopped) |
yes |
Fastening on stand |
extension arm |
Extension arm diameter |
13 mm |
Extension arm length |
160 mm |
Torque display |
no |
Speed control |
mechanical |
Nominal torque |
1.5 Nm |
Timer |
no |
Dimensions (W x H x D) |
88 x 294 x 212 mm |
Weight |
3.1 kg |
Permissible ambient temperature |
5 - 40 °C |
Permissible relative humidity |
80 % |
Protection class according to DIN EN 60529 |
IP 20 |
RS 232 interface |
no |
USB interface |
no |
Analog output |
no |
Voltage |
220 - 240 / 100 - 115 V |
Frequency |
50/60 Hz |
Power input |
72 W |