1-10
Description
SPECIFICATIONS
Only values with tolerances or limits are guaranteed data. Values
without tolerances are informative data, without guarantee.
Speed
Set speed . . . . . . . . . . . . . . . . 300 to 21 000 rpm in 10-rpm increments
Speed control . . . . . . . . . . . . . actual rotor speed, ±50 rpm of set speed
Speed display . . . . . . . . . . . . . actual rotor speed in 10-rpm increments
or actual rcf
×
g
Time
Set time . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . to 99 hours 59 minutes
or continuous (hold)
Time display
Timed run . . . . . . . . . . . . . . . . . . . . . indicates run time remaining
Hold run . . . . . . . . . . . . . . . . . . . . . . . . . . . . displays elapsed time
Temperature
Set temperature . . . . . . . . . . . . . . . . . . –10 to +40°C in 1° increments
Temperature control (after equilibration). . . . . ±2°C of set temperature
Ambient temperature range . . . . . . . . . . . . . . . . . . . . . . . . . 15 to 35°C
Humidity restrictions. . . . . . . . . . . . . . . . . . . . . . . . <95% (noncondensing)
Vacuum . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .
1
/
2
atmosphere
Acceleration . . . . . . . . . two profiles—MAX (full acceleration to set speed)
and SLOW
Deceleration . . . . . . . . . . three profiles—MAX, SLOW, and OFF (coast)
Dimensions
Width . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 63.5 cm (25 in.)
Depth . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 80.0 cm (31.5 in.)
Height (door closed). . . . . . . . . . . . . . . . . . . . . . . . . . . 91.4 cm (36 in.)
Height (door open) . . . . . . . . . . . . . . . . . . . . . . . . . . . 152.4 cm (60 in.)
Weight . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 267.4 kg (589 lb)
Ventilation clearances
Sides . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 7.6 cm (3.0 in.)
Rear . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 16.0 cm (6.25 in.)
Finishes
Control panel . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . silicone elastomer
Top surface . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . urethane paint
Other surfaces . . . . . . . . . . . . . . . . . . . . . . . . . . acrylic baking enamel
Electrical requirements
208/240-V instrument . . . . . . . . 187–229/216–264 VAC, 24 A, 60 Hz
230-V instrument . . . . . . . . . . . . . . . . . . . . 207–253 VAC, 24 A, 50 Hz
200-V instrument . . . . . . . . . . . . . . . . . . . . 180–220 VAC, 24 A, 50 Hz
Electrical supply . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .Class I
Maximum heat dissipation into room under
steady-state conditions . . . . . . . . . . . . . . . . . . . . . . . 6 900 Btu/hr (2 kW)
Noise level 0.91 m (3 ft) in front of centrifuge at 21 000 rpm . . . . <64 dBa
Installation (overvoltage) category . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . II
Pollution degree. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 2*
__________
* Normally only nonconductive pollution occurs; occasionally, however, a temporary conduc-
tivity caused by condensation must be expected.
