Vaisala WAT12 - Manual (Page 37)

Chapter 5 ______________________________________________ Troubleshooting
VAISALA__________________________________________________________35
CHAPTER 5
TROUBLESHOOTING
This chapter describes common problems, their probable
causes and remedies, and provides contact information.
Common Problems
Table 9 Some Common Problems and their
Remedies
Problem Probable Cause Remedy
Data is not received
by the data
collecting system. Improper or loose
connections Check wiring and
tighten the screw
terminals.
Improper or loose
connections Check wiring and
tighten the screw
terminals.
Heating is not
connected. Check the
connections.
Shaft heating of the
sensors is not
working.
The thermostat
switch is failing. Replace the
thermostat switch.
Error Messages
If the wind speed or direction sensor is removed (output
current is 0), the values in the messages are replaced by
slashes and the I/O error bit of status is set to 1.