Troubleshooting; Specifications - Cocraft CA640 Manual

6. Troubleshooting

Error code Description of fault
Err01 Out of range.
Err02 The reflected signal is too weak.
Err03 Out of the display's range, max value 99,999
e.g. when measuring area for example.
Err04
Pythagoras calculation error.
Err05 Flat battery.
Err06 Outside the recommended
temperature range.
Err07 Background light is too strong.

7. Specifications

Model
Measuring range
Resolution
Accuracy
Measuring speed
Laser type
Beam size
IP class
Batteries
Battery life
Dimensions
Operating temperature
Storage temperature
Automatic shut-off
CA640
0,05–40 metres
0.001 metres
± 1.5 mm
0.5 seconds
650 nm, Class 2, < 1 mW
25 mm at 30 metres
IP52
2 x AA/LR6– batteries
Up to 10,000 measurements
120 x 55 x 30 mm
- 5 to +40 °C
- 20 to +60 °C
Laser 30 seconds
Distance meter 3 minutes
11
Possible solution
Measure shorter distances.
Select a better area to measure.
Redo the measurement using
several stages.
Make sure the measurement
was done correctly.
Change batteries.
Measure inside
the recommended range.
Measure in dimmer lighting
conditions.