Code
204
Error of calculation
208
Too much current
220
252
Temperature too high
253
Temperature too low
Signal received too
255
weak; the measurement
time is too long
Signal received too
256
261
Measurement out range
500
Hardware error
7.2.CLEANING THE MEASUREMENT LENS
Dust gently with a soft, moist cloth or a blower.
Do not use a solvent.
7.3.CLEANING THE HOUSING
Clean the housing using a cloth moistened with soapy water. Rinse with
a damp cloth.
Do not use a solvent.
Cause
Batteries low
strong
Corrective measure
Repeat the procedure
Contact your dealer
Replace them
Place the instrument in a temperature
Place the instrument in a temperature
Use a target plate to improve the reflection
The target point reflects too much; use a
target that reflects less
Target outside measurement range
Switch the instrument on and several times.
If the problem persists, contact your dealer
29
location
location