□ Main Specifications
Conditions: it works normally under ambient temperature of 5 ~ +40 ℃, relative humidity <85%.
Basic error: when environmental temperature is 20 ± 2 ℃, relative humidity <85% , basic indication values error shall not exceed ± 1% of upper limit.
Temperature effect: when the temperature changes from 20 ± 2 ℃ to 5 ~ 40 ℃, indication value change(every 10℃） should be not more than asolute basic error value.
Record error: ± 0.5% of indication error.
Additional electrical contacts
capacity: 220 V, 1A AC, or 30 volts, 0.5A DC, is 10% ~ 90% of full scale.
Instrument power supply: 220 volts AC 50 Hz, when voltage is +10 / -15% of the rated voltage , frequency change is within ± 5% of the rated range, work normally.
Power consumption: ≤ 12VA
Weight: about 3.7kg
□ Range Specifications
● High-speed measurement range
Speed r / min ratio of speed r / min ratio
3000 ~ 30000 12000 ~ 120 000 1:1
5000 ~ 50000 15000 ~ 150000 1:1
18000 ~ 180000 1:1
● Low Range
Speed r / min ratio of speed r / min ratio
50 ~ 500 300 ~ 3000 1:1
100 ~ 1000 400 ~ 4000 1:1
200 ~ 2000 500 ~ 5000 1:1
