Chapter 6 ______________________________________________________________ Maintenance
VAISALA _______________________________________________________________________ 81
CHAPTER 6
MAINTENANCE
This chapter provides information that is needed in basic maintenance of
the product.
Periodic Maintenance
PWD22/52 has been calibrated at the factory. Thus, no initial calibration
is required.
Periodic maintenance of PWD22/52 includes the following:
- Cleaning the transmitter and receiver lenses and hoods.
- Cleaning the RAINCAP
®
Rain Detector.
- Checking the visibility calibration and calibrating it, if necessary.
PWD22/52 is designed to operate continuously for several years without
other maintenance than cleaning of the lenses and the RAINCAP
®
sensing surface.
Before any commands can be given to PWD22/52, the communication
line has to be opened.
Open the communication line by typing the following:
OPEN
PWD22/52 answers as follows:
LINE OPENED FOR THE OPERATOR
The line can be released to automatic messages using the CLOSE
command. For details, see Chapter 5, Operation on page 47.
To Next Page
Loading...
Need help?
General
