真空泵測試 
Vacuum pump test：

Test process
0. fix vacuum pump, and check all medium status, check the torque
1.  measure pressure in the extra 1,5L chamber
2. measure pressure without extra chamber
3. evaluate the pressure (final result & curve)

Test environment
Drive : Servo motor with adaptor(2.2kw, 2800rpm)

Medium: oil 10W40 (filter, temperature )
Test parameter structure

Test parameter 主要參數：

● Max. Speed 最大轉速:2000rpm

● Torque 扭矩:0.5 NM @ 40RPM

● Oil Temp. 溫度范圍: RT to 100C

● Max Air Pressure 最大氣壓:200Kpa

● Max Suction Pressure 最大負壓: -90Kpa