Uni-T UT139A True RMS Ψηφιακό Πολύμετρο

Περιγραφή

Τεχνικά Χαρακτηριστικά

• Brand
  UNI-T (UNI-Trend)
• Model
  UT139A
• Product Type
  True RMS Digital Multimeter (handheld)
• Series
  UT139 Series
• Safety Rating
  CAT III 600V
• Display Count
  2000 counts
• Analog Bar
  31-segment analog bargraph
• Display Size
  58 mm × 36 mm
• Color
  Red and grey
• Net Weight
  354 g
• Power Supply
  2 × 1.5 V R6 batteries
• DC Voltage Range
  Up to 600 V
• DC Voltage Accuracy
  ±(0.5% + 2)
• AC Voltage Range
  Up to 600 V
• AC Voltage Accuracy
  ±(1% + 3)
• DC Current Range
  Up to 10 A
• DC Current Accuracy
  ±(0.7% + 2)
• AC Current Range
  Up to 10 A
• AC Current Accuracy
  ±(0.7% + 2)
• Resistance Range
  Up to 20 MΩ
• Resistance Accuracy
  ±(1% + 2)
• Capacitance
  Supported (range varies by model; UT139 series supports capacitance)
• Frequency
  Frequency measurement supported (range depends on function/model)
• Temperature Range
  Supports -40 °C to 1000 °C (series specification)
• Diode Test
  Yes
• Continuity Buzzer
  Yes
• Duty Cycle
  Supported
• NCV (Non-contact Voltage)
  Yes
• Functions
  MAX/MIN/REL, Data Hold, Auto/Manual Ranging, Auto Power Off
• Full-range Protection
  600 V protection
• Bandwidth (AC)
  Series listings indicate typical AC bandwidth approx. 45 Hz–400 Hz (model-dependent)
• Certifications
  CE, UKCA, cETLus
• Included Accessories
  (not specified in sources)
• Package Type
  Retail boxed (typical for UT139 series)

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