Batteries Replacement; Auto Shut-Off - sauermann 50 Serie Guía Rápida

6. Change the unit
The instrument is on.
CO 50, CT 50, HD 50, LX 50:
Carry out a long press on "Select" to change the unit.
Press briefly on "Select" to select the required unit of measurement.
Carry out a long press on "Select" to confirm the unit and return to the normal measuring mode.
VT 50:
Change the air velocity unit:
Press briefly on "Select" up to display the air velocity.
Carry out a long press on "Select" to change the air velocity unit.
Press briefly on "Select" to select the required unit of measurement.
Carry out a long press on "Select" to confirm the unit and return to the normal measuring mode.
Change the temperature unit:
Press briefly on "Select" up to display the temperature.
Carry out a long press on "Select" to change the temperature unit.
Press briefly on "Select" to select the required unit of measurement.
Carry out a long press on "Select" to confirm the unit and return to the normal measuring mode.
7. Select the velocity type: contact or optical (CT 50)
The instrument is on.
Carry out a long press on "Select": "Cont" or "Optic" flashes.
Press briefly on "Select" to select contact velocity ("Cont") or optical velocity ("Optic").
Carry out a long press on "Select" to confirm.
8. Perform a self-test (HM 50)
Turn the instrument on. Remove the cap and turn the cap.
Press "Select" to select the type of material to verify.
Press the 2 pins of the instrument into the contact plugs of the cap.
Read the value indicated by the instrument:
• If the indicated value matches with the given value in the table below, the
instrument runs properly.
• If the indicated value does not match with the given value in the table below, clean
the tips and carry out a new self-test. If the value is still wrong, change the pins.
If it does not work, please contact the after sales service.
Resistance
Wood type 1
1 MΩ 30.8% ±1%
Materials humidity
Wood
Moisture State of the
content wood
< 15% Dry
From 15 to 30% Moist
> 30% High moisture

9. Batteries replacement

The instrument is OFF.
Remove the front part at the back of the instrument.
Replace used batteries by new batteries AAA LR03 1.5 V.
Replace the front.
To ensure safety, replace batteries with the same type.
Not doing so might lead to explosion. Dispose of used batteries according to instructions.

10. Auto shut-off

The instrument switches off if it is not used during 20 minutes.
Material
Wood type 2 Plaster
27.5% ±1% 4.6% ±1%
Plaster
Moisture State of the
content plaster
< 2% Dry
From 2 to 4% Moist
> 4% High moisture
Brick and concrete
5.2% ±1%
Brick and concrete
Moisture State of the
content brick/concrete
< 2% Dry
From 2 to 4% Moist
> 4% High moisture
Contact plugs