WIKA CPC2000 User Manual

Page 29

WIKA operating instructions, model CPC2000

11155094.02 07/2012 GB/D/F/E

8. Maintenance, cleaning and service (recalibration)

8.1 Maintenance

This low-pressure controller is maintenance-free.

Repairs must only be carried out by the manufacturer.

The safety of the operator may be endangered by the low-pressure controller if, for

example:

■

there is visible damage to the instrument.

■

the instrument is not working as specified.

■

the instrument has been stored under unsuitable conditions for an extended period of

time.

If there is any doubt, please return the low-pressure controller to the manufacturer for

repair or maintenance.

8.2 Cleaning

CAUTION!

■

Before cleaning, correctly disconnect the low-pressure controller from

the pressure supply, switch it off and disconnect it from the mains.

■

Clean the instrument with a moist cloth.

■

Electrical connections must not come into contact with moisture.

■

Wash or clean the dismounted instrument before returning it, in order to

protect persons and the environment from exposure to residual media.

■

Residual media on the dismounted low-pressure controller can result

in a risk to persons, the environment and equipment. Take sufficient

precautionary measures.

For information on returning the instrument see chapter 10.2 “Return”.

8.3 Recalibration
DKD/DAkkS certificate - Certificates:

We recommend that the instrument is regularly recalibrated by the manufacturer, with

time intervals of approx. 12 months. Every factory recalibration includes, additionally, an

extensive free-of-charge check of all system parameters with respect to their compliance

with the specification. The basic settings will be corrected if necessary.