DIGITAL PROTRACTOR

Accuracy:0 and 90°≤0. 10°

Other degree:≤0. 15°

Resolution:0. 05°

Range:4* 90°( 0~ 360°)

Repeatability:≤0. 10°

No Battery

Working current:≤8mA

Working temperature:0~ 40 ℃

Relative humidity:≤80%

Automatic readout flipping right side up for the convenient reading when the protractor is upside down.

Key Function

1)Press the “ON/OFF” key, it turn on, and the LCD displays absolute horizontal angle. Press “ON/OFF” key again, it turns off.The LCD automatically power-off in five minutes when without any operation, so as to save the battery power.

2) Short Press "ABS" key , it displays “REF”, and goes in relative measurement mod; press the key again, “REF” disappears, it returns to

absolute measurement mode .

3) Press “HOLD/SOUND” key one time, it displays “H”, and holds the present data; Press again, the data hold is released, and the “H”

disappears; Long press this key, it displays buzzer icon, it buzzers at the angle “0±1º",”45º±1º”, “60±1º”, “90º±1º”. If for a long time press this key again,the buzzer function released, the icon disappears.

4) When the measurement unit is in mm/m, %, m/ft ,mm/m state, press the measurement unit change key every time, the measurement unit is changed to %, mm/m, in/ft, º successively.