50S & 50D Thermometer
Calibration Information
2
International Symbols
Table 1 identifies the international electrical symbols used in this document.
Table 1. International Electrical Symbols Used in this Document
N
Low Battery
Important information
Complies with relevant Canadian
Standards Association directives
Complies with European Union directives
Underwriters Laboratories, Inc.
Precautions and Safety Information
Use the thermometer only in the ways specified in the 50S & 50D Users Manual, part number 1278540.
In this manual, a
Warning
statement identifies conditions and actions that pose a hazard to the user; a
Caution
statement identifies conditions and actions that may damage the thermometer or the test
instruments.
Safety Information
W
Warning
To avoid electrical shock or personal injury, follow these guidelines:
•
Before using the thermometer, inspect the case. Do not use the thermometer if it appears
damaged. Look for cracks or missing plastic. Pay particular attention to the insulation
around the connectors.
•
Disconnect the thermocouple(s) from the thermometer before opening the case.
•
Replace the battery as soon as the low battery indicator (
N
) appears. The possibility of
false readings can lead to personal injury.
•
Do not use the thermometer if it operates abnormally. Protection may be impaired.
When in doubt, have the thermometer serviced.
•
Do not operate the thermometer around explosive gas, vapor, or dust.
•
Do not apply more than the rated voltage, as marked on the thermometer, between the
thermocouple(s), or between any thermocouple and earth ground.
•
When servicing the thermometer, use only specified replacement parts.
•
Do not use the thermometer with any part of the case or cover removed.
Caution
To avoid damaging the thermometer or the equipment under test:
•
Use the proper thermocouples, function, and range for your thermometer.
•
Do not attempt to recharge the battery.
•
To prevent explosion, do not dispose of battery in fire.
•
Follow local laws or regulations when disposing of battery.
