Technical parameters: Measurement range: （1～48）J
Trial value error:
A ruler: ± 0.05J
B ruler: ± 0.1J
C ruler: ± 0.2J
D ruler: ± 0.5J (within the range of 20% to 80% of the upper limit of each measurement level)
Pointer friction:< 0.25J
Friction and air resistance of the swing shaft:>120 times (measured by the number of swings of the swing arm)
The characteristic dimensions of the pyramid are three base side lengths: 60mm × 60mm × 60mm, height (25 ± 0.7) mm,
Edge radius: (1.5 ± 0.1) mm
Working environment: Temperature range of 5-35 ℃, relative humidity not exceeding 85%.
Power Supply: AC220V±10%2A50HZ
Dimensions: 950 × 500 × 880 mm
Instrument weight: 220kg
Product features: It can be quickly tightened, the operating handle automatically resets, and the testing accuracy is high.