Range: 0 ~ 360° (90° × 4)
Resolution: At 0° and 90°: 0.05°; At others: 0.1°
Accuracy: At 0° and 90°: ±0.1°; At others: ±0.2°
Remark*: At 0° and 90°: Buzzer alarm
L: 1000 mm
L1: 984 mm
a: 60 mm
b: 25 mm
* mm / m = tan(°)*1000 for example 0.3° = tan(0.3) * 1000 = 5mm / m
