Máy đo tốc độ mini UNI-T UT373, động cơ, bộ đếm tốc độ băng tải 10 ~ 9999,9RPM

Model: UT890C DC voltage: 600mV/6V/60V/600V/1000V(±0.5%+2) AC voltage: 6V/60V/600V/750V (±0.8%+3) DC current: 60μA/60mA/600mA/20A(±0.8%+8)-UT890C AC current: 60μA/600μA/6mA/60mA/600mA/20A(±1%+12) Resistance: 600Ω/6kΩ/60kΩ/600kΩ/6MΩ/60MΩ(±0.8%+3) Capacitance: 9.999nF/99.99nF/999.9nF/9.999μF/99.99μF/999.9μF/9.999mF/99.99mF(±3%+10) Frequency: 9.999Hz~9.999MHz(±1%+5) Temperature: -40~1000℃ (±1%+3) Only UT890C Function Maximum display: 6000 True RMS: ✔ AC voltage frequency response: 45~1000Hz AC current frequency response: 45~1000Hz Sound and light alarm function: ✔ Backlight: ✔ Automatic shutdown: ✔ Diode: ✔ Transistor: ✔ Continuity test: ✔ Range selection: manual NCV: ✔ Package: UT890C Manual *1 Box*1 Test lead*1 Temperature probe*1 (UT890C) Model: Range Resolution Accuracy Speed ​​measurement: 10.0~9999.9RPM 0.1RPM ±(0.04%+2)RPM Counting measurement: 0~99999 1 ±1 Function: Auto range: ✔ Automatic shutdown: ✔ Low voltage display: ✔ Laser start prompt: ✔ Digital retention: ✔ Maximum/Minimum: ✔ Speed/counting function switch: ✔ Overload indication: ✔ LCD backlight: ✔ Display refresh frequency: about 1 second to 7 seconds (depending on the speed, 120 rpm or more is 1 second) Sensor type: photodiode and laser tube Measuring distance: 50mm~200mm Measuring angle: The angle between the laser and the plane to be measured is required to be less than 30° Display digits: 5-digit segment code, the maximum value is 99999 Drop test: 1M Working temperature: 0~-50℃ (＜80%RH) Storage temperature: -20℃~60℃ (＜80%RH) Package: UT373 Mini Tachometer*1 Manual *1 Small box*1 Warranty card*1