Hanna Instruments HI 300N Instruction Manual page 8

HI 303N
TWO-SPEED STIRRER WITH TACHO-
METER
HI 303N stirrer incorporates an LCD tachom-
eter.
This model allows precise stirring repeatabil-
ity by using two separate ranges. In each
range, the speed can be fine tuned for exact-
ing accuracy.
1 2
MAGNETIC STIRRER
HI 303N
SPEED IN RPM
POWER
1. rpm LCD displays the rpm speed
2. Power indicator (LED lights up when the
stirrer is powered)
3. ON/OFF/SPEED knob, to turn the stirrer
ON and OFF, and set the stirring speed
(continuously variable up to the maximum)
4. HIGH/LOW switch (for selecting low speed
range or high speed range)
14
3 4
HIGH
ON
OFF MAX
SPEED
LOW
Maximum
Stirring
Capacity
Speed Range
Low 100 to 500 rpm
High 100 to 1000 rpm
Tachometer
Power Supply
HI 303N-1 110/115 Vac, 50/60 Hz
HI 303N-2 220/240 Vac, 50/60 Hz
Installation
Category
Cover AISI 316 Stainless Steel
Material
Environment 0 to 50ºC (32 to 122ºF);
Dimensions 180 x 180 x 70 mm
(7.1 x 7.1 x 2.8")
Weight 1.4 kg (3.1 lb.)
15
HI 303N
2.5 Liters
(0.66 gallons)
4-digit LCD
II
RH max 95%