Table of Contents
Introduction . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 20
Table of Contents . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 22
Safety Provisions . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 22
Handling, start-up . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 24
Measuring procedure . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 29
Disposal . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 33
Troubleshooting . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 34
Service and maintenance. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 34
Safety provisions
Any damage caused by non-compliance with the operating instructions rule out your
warranty claim! We shall not be held liable for consequential damage resulting from
such non-compliance.
We shall not be held liable for material or personal damage resulting from improper
handling or non-compliance with the safety provisions. In such cases, any warranty
claims are ruled out.
The digital thermometer 306 left our factory in perfectly safe technical condition.
To maintain this condition and to ensure safe operation, the user must comply with
the safety provisions and warning instructions ("Attention" and "Note!") contained in
these Operating Instructions. The following symbols must be observed:
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Read the Operating Instructions
• Measuring devices and accessories are not toys, and thus must be kept away
from children!
• When used in industrial plants, the Provisions for the Prevention of Accidents of
the Association of Industrial Employers' Liability Insurance Associations for Elec-
trical Installations and Equipment must be complied with.
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