Table Of Contents; Safety And The Environment - TESTO 327 Instruction Manual

2 Contents
Contents
Contents ................................................................................................2
Safety and the environment ....................................................................3
EC declaration of conformity ..................................................................7
Product description ................................................................................8
First steps ..............................................................................................9
Using the product ..................................................................................12
Preparing for measurement ....................................................................12
Performing the measurement ..................................................................14
Checking the instrument ........................................................................18
Maintaining the product ........................................................................19
Tips and assistance ..............................................................................22
Accessories and spare parts ................................................................24
Appendix ..............................................................................................25

Safety and the environment

About this document
Please read this documentation through carefully and familiarise yourself with
the product before putting it to use. Keep this documentation to hand so
that you can refer to it when necessary. Hand this documentation on to any
subsequent users of the product.
Pay particular attention to information emphasised by the following symbols:
· With the signal word Warning!:
Warns against hazards which could result in serious physical injury if
the precautionary measures indicated are not taken.
· With the signal word Caution!:
Warns against hazards which could result in minor physical injury or
damage to equipment if the precautionary measures indicated are
not taken.
· Additional information.
Avoiding personal injury/damage to equipment
Do not make measurements with the measuring instrument and its sensors
on or near live components unless the instrument is expressly approved for
current/voltage measurements!
Never store the measuring instrument together with solvents and do not use
any desiccants.
Only operate the measuring instrument properly, for its intended purpose
and within the parameters specified in the technical data. Do not use force.
Only carry out the maintenance and repair work that is described in the
documentation. Follow the prescribed steps exactly. Only use original spare
parts from Testo.
Any additional work must only be carried out by authorised personnel.
Testo will otherwise refuse to accept responsibility for the proper functioning
of the measuring instrument after repair and for the validity of certifications.
Temperatures given on probes/sensors relate only to the measuring range of
the sensors. Do not expose handles and feed lines to any temperatures in
excess of 70 °C unless they are expressly permitted for higher temperatures.
Safety and the environment 3