5
4
3 .0 Product Controls and Indicators
1 .
Power Indicator: Illuminates at all times when the product is properly
connected to input power .
2 .
Stir Control Knob: Turn the knob all the way counterclockwise to turn off
stirring function . Turn the knob clockwise to set desired stirring speed .
3 .
Stirring Speed Display: Shows the speed set for stirring
4 .
Heat Control Knob: Turn the knob all the way counterclockwise to turn
off heating function . Turn the knob clockwise to set the desired heating
temperature .
5 .
Heating Temperature Display: Shows the temperature set for heating .
6 .
Hot Top Indicator: Illuminates when the temperature of the top is too
hot to touch (greater than ~60°C) .
7 .
Temperature Probe In-Use Indicator: Illuminates when the external
temperature probe is connected to the unit .
4 .0 Product Connections
1 .
Power Cord Input: Connect the supplied power cord into this connector .
2 .
External Temperature Controller Input: Connect the optional External
Temperature Controller (Corning Cat . No . 6795PR) into this connector .
To Connect the External Temperature Controller
1 .
Turn the Stir Control Knob and Heat Control Knob to the OFF position .
2 .
Disconnect power cord .
3 .
Insert temperature controller connector into the input connector .
4 .
Reconnect power cord .
5 .
Product is now ready for use with the External Temperature Controller .
Repeat the above process when disconnecting the Temperature Controller .
5 .0 Stirring Instructions
for
PC-410D, PC-420D, PC-610D, PC-620D Models
1 .
Fill the vessel with solution to be stirred .
2 .
Place the stir bar into the vessel .
3 .
Place the vessel in the center of the top surface .
4 .
Turn Stir Control Knob until the Stirring Speed Display shows the
desired speed. The speed setting can be adjusted according to the table
below .
Operating Range (rpm)
Adjustable Increment (rpm)
60 - 100
5
100 - 200
10
200 - 400
20
400 - 1,150
50
w
Flashing Display: The number will FLASH when the actual stirring
speed is not at set speed .
w
Constant Display: The number will not flash when the actual stirring
speed is at the set speed . The number will remain constantly ON when
the actual stirring speed is at the set speed .
5 .
When desired stirring is complete, turn the Stir Control Knob to the OFF
position . Allow stir bar to cease rotation before removing the vessel from
the unit .
6 .
Heating and stirring can be performed simultaneously with the PC-420D
and PC-620D models, which offer both heating and stirring functions .
NOTE:
The viscosity of the stirred material will affect the ability of the
stir bar to remain coupled to the rotating ring magnet . Materials of high
viscosity must be stirred at slower speed settings .
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2
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