International Symbols; Product Description; Operating Conditions; Warnings - CORNING Scholar 170 Notice D'utilisation

1.0 International Symbols

Hot surface indicator, surfaces on this unit may be hot to
the touch .
This unit may cause the emission of toxic gasses due to
heating of certain materials .
Earth ground

2.0 Product Description

Model
Corning® Scholar™ 170 Hot Plate
Corning Scholar 171 Stirrer

3.0 Operating Conditions

The Corning Scholar is designed to be safe when used under the following
conditions:
Indoor use
◗ ◗
Altitude up to 2,000 meters
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Temperature of 0°C to 40°C
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Maximum relative humidity of 80% for temperatures up to 31°C decreasing
◗ ◗
linearly to 50% relative humidity at 40°C.
Position at least 12" from walls, 48" from ceiling, and 12" between hot
◗ ◗
plates if using multiple units .
Main supply voltage fluctuations not to exceed ±10% of the nominal voltage.
◗ ◗
Installation Category II
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Pollution Degree 2
◗ ◗

4.0 Warnings

DO NOT immerse unit for cleaning.
◗ ◗
DO NOT remove or modify ground power plug . Use only properly grounded
◗ ◗
outlets to avoid shock hazard .
DO NOT use insulating materials, such as a sand bath, on top of this
◗ ◗
product when heating .
USE CAUTION when heating volatile materials, top surface and element
◗ ◗
can reach the "Flash Point" temperature of many chemicals.
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Top Style Top Size (in.) Dimensions (in.)
Enameled 5 x 5 4 x 5 x 5
Plastic 5 x 5 3.2 x 5 x 5
NOT EXPLOSION PROOF OR SPARK PROOF.
◗ ◗
USE appropriate hand and eye protection when handling hazardous
◗ ◗
chemicals .
DO NOT modify the unit electrically or mechanically without Corning's
◗ ◗
written approval as personal injury or product damage may occur.

5.0 Heating Operation and Controls

The Corning® Scholar™ 170 Hot Plate will not heat when the dial setting is
turned to the "OFF" position. To operate the unit turn the dial until the dial
indicator lines up with the desired dial setting . The following table details
approximate temperatures for various dial settings .
Dial Setting
Low
2
3
4
5
6
High
NOTE: Temperatures shown are approximate "no load" values. Variables
affecting actual temperature may include environment conditions, dial
setting position, and top loading.

6.0 Stirring Operation and Controls

The Corning Scholar 171 Stirrer will not stir when the dial setting is turned
to the "OFF" position. To operate the unit, turn the dial until the dial indica-
tor lines up with the desired dial setting. The stir range is 100 to 1,600 rpm.

7.0 Inspection Procedure

Look for etching or chipping on top plate. If any of these conditions are
◗ ◗
present, discontinue use and contact Corning for additional instructions.
Look for damaged power cord. If the cord is damaged, do not modify the
◗ ◗
grounded power plug to avoid shock hazard or any other unit component .
Service should always be done by qualified technicians using Corning
instructions . Contact Corning for additional instructions .
Approx. Temperature
60°C
100°C
140°C
160°C
200°C
230°C
360°C
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