3
3.0 Operating Conditions
Corning® PC-200 series Hot Plates and Stirrers are designed to be safe under the
following conditions:
◗
Indoor use
◗
Altitude up to 2,000 meters
◗
Temperature of 0°C to 40°C
◗
Maximum relative humidity 80% for temperatures up to 31°C
◗
Main supply voltage fluctuations not to exceed ±10% of the nominal voltage
◗
Installation Category II
◗
Pollution Degree 2
◗
Position at least 30 cm from walls, 1.2 meters from ceilings, and 30 cm between hot plates
if using multiple units.
4.0 Warnings
◗
Always wear safety glasses and other appropriate protection when operating this
equipment.
◗
Keep the Pyroceram® top plate clean. Use non-abrasive cleaner. Spills may damage the
top and lead to thermal failure. Unplug the unit and remove spills promptly. Should the
top plate become damaged by etching, scratching, or chipping, replace the top plate
and element assembly immediately using the manufacturer’s complete assembly and
instructions.
◗
Do not immerse the unit for cleaning.
◗
Do not heat or stir volatile materials.
◗
Do not use foil, fiberglass pads, or other insulating materials on the top of the unit when
heating. Heat settings above 5 are not recommended for sand bath applications.
◗
Do not modify or substitute the earthed power plug. Use only power cords supplied by the
manufacturer. Use only properly earthed outlets to avoid shock hazard.
◗
Do not modify the unit electrically or mechanically as personal injury or product damage
may occur.
◗
Do not use ring stand to support unit on lattice or for support of heavy loads. Gross
weight on top of any unit should not exceed 11 kg.
◗
Not explosion- or spark-proof.
◗
Not for industrial use. These units are designed for use in laboratory environments by
persons knowledgeable in safe laboratory practices.
◗
Do not use equipment in a manner other than stated in the Operating Conditions section
since the protection provided by the equipment may be impaired.
◗
Do not use metal containers or large heavy wall glass containers on top of the unit
when heating.
