IKA RW 20 digital - Manual (Page 15)

RW20d0506 15
Speed range
( 50Hz stage I ) min -1 60 - 500
( 50Hz stage II ) min -1 240 - 2000
( 60Hz stage I ) min -1 72 - 600
( 60Hz stage II ) min -1 288 - 2400
Max. torque stirrer shaft (100min -1 stage I)
Ncm 150
Permitted on-time: % 100
Spedd adjustment: Knebelknopf
Speed display: LED - Display
Measurement fault: max.±0,5% ±30 Digit
Nominal voltage: VAC 230 ±10%
or VAC 115 ±10%
Frequency: Hz 50 EURO
Hz 60 USA
Input power: W 72 EURO
W 87 USA
Power output: (short term) W 35
(constant operation) W 20 +35%
Overall efficiency: % 40
Operating position: on stand, clamping
chuck, pointing down
Drive: Rib-cooled capacitor
motor with friction
wheel drive and
subsequent 2-stage
toothed gear train
Maximum stirring: ltr 20
quantity - water:
for viscosity: MV
Protection type to DIN 40050: IP 20
Exess voltage category: II
Contamination level: 2
Protection at overloaded: Temperature sensor
in motor winding
Fuse (on mains plate): A 4 T (IKA ident.no.
28 205 00)
Ambient temperature: °C +5 to +40
Ambient humidity: (rel.) % 80
Clamping chuck mm 0,5 -10
clamping range:
Hollow shaft mm 10,5
internal diameter:
Extension arm: mm ø13x160long
Housing: Al diecasting, thermo
plastic
Dimensions without
extension arm: (WxDxH)
mm 88 x 212 x 294
Wight with extension arm
and clamping chuck:
kg 3,1
Viskosität mPa · s
VLV very low viscosity 0 .......... 100 Water up to thin-
bodied oil
LV low viscosity 100....... 1000 Thin-bodied oil up to
thick-bodied oil
MV medium viscosity 1000.. 10000 Thick-bodied oil up to
honey at approx. 20 °C
HV high viscosity 10000 100000 Honey at approx. 20 °C
up to inks/dye
Technical data