TESTO 6681 Profibus Instruction Manual page 3

Safety and the environment
Avoiding electrical hazards
Never use the instrument and connected probes to measure on or near live
parts!
Damaged mains cables must only be replaced by authorized personnel.
Only have the transmitter wired and connected by authorized personnel with
the voltage disconnected.
You must always comply with the regulations applicable in your country to the
opening and repair of electrical equipment.
Avoiding personal injury/damage to equipment
Installation, setting and calibration work must only be carried out by qualified
and authorized personnel!
Only open the instrument when this is expressly described in the instruction
manual for installation, maintenance or repair purposes.
Observe the permissible storage, transport and operating temperatures.
Never store or operate the product with solvents and do not use any
desiccants.
Do not use the instrument for control purposes at the same time as operating
or servicing the transmitter.
Only operate the product properly, for its intended purpose and within the
parameters specified in the technical data. Do not use force.
Carry out only the maintenance and repair work that is described in the
documentation. Follow the prescribed steps when doing so. Use only
OEM spare parts from Testo.
Any additional work must only be carried out by authorized personnel.
Otherwise Testo will not accept any responsibility for the proper functioning of
the instrument after repair and for the validity of certifications.
Protecting the environment
Send the product back to Testo at the end of its useful life. We will ensure
that it is disposed of in an environmentally friendly manner.
Safety and the environment 3