TESTO 440, Instruction Manual

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1 Safety and disposal
3
1 Safety and disposal
1.1 About this document

The instruction manual is an integral part of the instrument.

Pay particular attention to the safety instructions and warning advice in
order to prevent injury and damage to the product.

Keep this documentation on hand so that you can refer to it when
necessary.

Hand this instruction manual on to any subsequent users of the product.
1.2 Security
General safety instructions

Only operate the product properly, for its intended purpose, and within the
parameters specified in the technical data.

Do not apply any force.

Do not operate the instrument if there are signs of damage on the housing,
power supply or connected cables.

Dangers may also arise from objects to be measured or the measuring
environment. Always comply with the locally valid safety regulations when
carrying out measurements.

Do not store the product together with solvents.

Do not use any desiccants.

Only perform maintenance and repair work on this instrument that is
described in this documentation. Follow the prescribed steps exactly when
doing the work.

Use only original spare parts from Testo.

Maintenance work that is not described in this documentation must only be
carried out by trained service engineers.

Temperature information given on probes/sensors relates only to the
measuring range of the sensor technology. Do not expose handles and feed
lines to temperatures in excess of 70 °C (158 °F), unless they are expressly
authorized for use at higher temperatures.