3000ZR PRECISION VOLTAGE STANDARD
OPERATION MANUAL
Transmille Ltd.
Page 11
Care & Maintenance
The only maintenance instructions for the 3000ZR precision resistance reference is
periodic cleaning. See below for details on the cleaning procedure and precautions
for handling.
Cleaning the 30000ZR
To keep the external enclosure of the 3000ZR in good condition, clean the outer
case with a soft cloth. Do not use any liquids in cleaning the enclosure – removal of
surface dust is all that is recommended.
CAUTION
Do not uses cleaning fluids or solvents for cleaning as these may damage the
enclosure and affect the plastic materials used in the precision resistance standard.
Handling Precautions
The 3000ZR is designed for mechanical stability, but should not be subjected to
excessive shock or be dropped. Transportation is recommended using the original
packaging with avoidance of extreme changes of temperature.
Servicing Information
The 3000ZR is provided certified from the factory, and uses high precision voltage
references and are not user repairable. If the instrument is damaged it should be
returned to the factory for repair and recalibration.
