Uni-T UT219M [16/20] Xii technical specifications

Содержание

• Content 1
• Limited warranty liability 1
• Preface 1
• I overview 2
• Ii unpacking inspection 2
• Iii safe operation rules 2
• Iv features 4
• V electrical symbols 4
• Vi comprehensive specifications 5
• Vii overall configuration 5
• Viii lcd display ix knobs 6
• X buttons 7
• Measuring 8
• Xi operating instruction for 8
• 页 10 10
• 页 11 11
• 页 12 12
• 页 13 13
• 页 14 14
• 页 15 15
• Xii technical specifications 16
• 页 16 16
• 页 17 17
• Frequency 18
• In case of capacitance to be measured 1 pf it is suggested that the accuracy of measurement can be guaranteed only by using the rel measurement mode 18
• Mhz 1 vrms a 30 vrms 18
• Resistance measurement 8 capacitance measurement 18
• 页 18 18
• Xiii maintenance and repair 19
• 页 19 19
• 页 20 20

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UT219E Operating Manual 9 Other functions UT219E Operating Manual XII Technical specifications Auto Shutoff function If any knob switch is not operated or any button is not pushed within about 15 minutes the instrument will turn on the auto shutoff function to save energy In the auto power off state click any button or turn the knob switch the instrument will be waken up automatically The auto shutoff feature will be canceled when powering on again after pressing SELECT button in shutdown state It will be necessary to restart the unit to restore the Auto off function Auto backlight In case the instrument is placed in a dark environment after turning it on the backlight function will be turned on immediately If the instrument is placed in a bright environment again the backlight function will be turned off in 30 seconds In addition the auto backlight function will be turned off after pressing OFF button while the backlight is on if it is necessary to restart the backlight function just turn off the unit and turn it on again Low voltage testing Detect the internal VDD while the power is supplied when it is less than 3 V o low battery symbol will be displayed 29 Accuracy a reading b digit the warranty period is one year Ambient temperature 23 C to 5 C 73 4 F 9 F Relative humidity 75 Note Accurate temperature condition is 18 C to 28 C the ambient temperature fluctuation range is stable in 1 C If the temperature 18 C or 28 C the additional temperature coefficient error is 0 1 specified accuracy C 1 AC current Accuracy Range Resolution 40Hz 100Hz 100Hz 400Hz 1 8 6 3 5 6 60 00A 0 01A Overload protection 600A 600 0A 0 1A Display True root mean square Suitable to a range of 5 to 100 Frequency response 40 Hz 400 Hz frequency measurement is suitable to a range of 10 to 100 The AC wave peak factor is up to 3 0 in full value the accuracy of non sine wave should be adjusted based on following conditions Wave peak factor 1 0 to 2 0 The accuracy should be increased by 3 0 Wave peak factor 2 0 to 2 5 The accuracy should be increased by 5 0 Wave peak factor 2 5 to 3 0 The accuracy should be increased by 7 0 30