5 4/5 Digits 50000 / 500,000 Counts Hand Held TRMS Digital Multimeter with PC Interface

Model KM 857 (13 functions 42 ranges)

Special Features :

• 500,000 counts high resolution stable reading mode.
• 20kHz Bandwidth voltage function
• Record MAX, MIN, MAX-MIN readings.
• Crest (Instantaneous Peak Hold) MAX, MIN, MAX- MIN readings.
• Relative zero mode.
• dBm readings.
• % 4 -20mA loop current readings.
• High noise rejection filtered Line Level Frequency mode.
• Line Level Frequency with 4 Trigger Levels.
• HBC Fuse Protection


Features :
• DC Voltage Basic Accuracy 0.03%
• Fully Autoranging
• Backlighted display.
• Fast Data Measurement 5/sec
• Data Hold function
• Diode Test & Duty Cycle
• Audible & Visible input warning.
• Auto Power Off

General Specifications
Sensing : AC, AC+DC True RMS; Frequency Bandwidth 20kHz (V) & 1kHz (A)
Display:
  4-4/5 digits 50,000 counts. Selectable stable mode
  5-4/5 digits 500,000 counts for DC Voltage, &
  6 digits 999,999 counts for Hz.
Polarity :Automatic
Update rate :
  4 - 4/5digits fast mode : 5 per second nominal;
  5 - 4/5 digits stable mode : 1.25 per second nominal;
  42 Segments Bar Graph : 60 per second max
Polarity : Automatic
Low Battery :Below approx. 7V
Operating Temperature :0°C to 45°C
Relative Humidity : Maximum relative humidity 80% for temperature
  upto 30°C decreasing linearly to 50% relative humidity at 45 °C
Pollution Degree : 2
Storage Temperature :-20°C to 60°C, 80% R.H. (With battery removed)
Altitude :Operating below 2000m
Temperature Coefficient :Nominal 0.1 x (specified accuracy) /
  °C @ (0°C - 18°C or 28°C - 40°C), or otherwise specified.
Power Supply :Single alkaline 9V battery.
Power Consumption :6mA typical
APO Timing : Idle for 17 minutes
APO Consumption :55 µA
Dimension :
  186(L) mm x 87(W) mm x 35.5(H) mm;
  198(L) mm x 97(W) mm x 55(H) mm with Holster
Weight :390 gm, 500 gm with Holster
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