RW20D – Overhead Stirrer

RW 20 digital

Overhead Stirrers

The bestseller in the laboratory

– With digital display

– Robust, slimline, ergonomic design

– Technical improvements on the trusted RW 20 series designs

– With constant power-drive

– Two speed ranges for universal use from 60 – 2.000 rpm

– Push-through agitator shafts (only when stationary)

– For stirring quantities of up to 20 l (H2O)

Technical data :

– Speed range II: speed min. (at 60 Hz) : 288rpm

– Speed range II: speed max. (at 60 Hz) : 2400rpm

– Chuck range min. diameter : 0.5mm

– Chuck range max. diameter : 10mm

– Speed range I: speed max. (at 60 Hz) : 600rpm

– Speed range I: speed min. (at 60 Hz) : 72rpm

– Speed range I: speed min. (at 50 Hz) : 60rpm

– Speed range I: speed max. (at 50 Hz) : 500rpm

– Speed range II: speed min. (at 50 Hz) : 240rpm

– Speed range II: speed max. (at 50 Hz) : 2000rpm

– Hollow shaft, inner diameter : 10.5mm

– Extension arm diameter : 13mm

– Depth : 212mm

– Height : 294mm

– Weight : 3.1kg

– Power input : 72W

– Width : 88mm

– Deviation of speed measurement : 30±rpm

– Extension arm length : 160mm

– Nominal torque : 1.5Nm

– Setting accuracy speed: 1±rpm

– Torque max. at stirring shaft at 1.000 1/min : 24Ncm

– Torque max. at stirring shaft at 100 1/min : 150Ncm

– Permissible ambient temperature min. : 5°C

– Permissible ambient temperature max. : 40°C

– Permissible relative humidity : 80%

– Frequency : 50/60Hz

– Speed control : mechanical, stepless

– Speed display : LED

– Stirring element fastening : chuck

– Hollow shaft (push-through – when stopped) : yes

– Fastening on stand : extension arm

– Permissible ON time : 100%

– Voltage : 220 – 240V

– Viscosity max. : 10000mPas

– Output max. at stirring shaft : 26W

– Torque max. at stirring shaft : 150Ncm

– Torque max. at stirring shaft at 60 1/min (overload) : 300Ncm

– Speed min. : 60rpm

– Motor rating output : 35W

– Speed max. : 2000rpm

– Stirring quantity max. per stirring position (H2O) : 20l

– Motor rating input : 70W

– Protection class according to DIN EN 60529 : IP 20