Steren HER-429 Manual De Instrucciones página 27

Records memory
Once a measurement is performed it will automatically be saved to memory.
Press and hold to access the last 20 saved records. Press repeatedly
display the measurements.
Error codes
Error codes
Err10
Err15
Err16
Err18
Speci cations
Input: 3 V - - - (2 x AAA)
Operating temperature: 0 - 40 °C
Storage temperature: -10 to 60 °C
Laser: Class II, 620-690 nm, <1 mW
Possible cause Solution
Very low battery Batteies change
Out of range Measure target within range
Make sure that the target of
Signal received
Measurement is stable
very weak
The ojetive shines
Choose a dark color target
too
Specifications
to
12