True Rms Digital Insulation Multimeter

MODEL KM 887 ( 25 functions 51 ranges)




Special Features :
• VFD V & Hz readings
• LCD Backlight Display
• Record MAX/MIN regular readings.
• Display Hold Function.
• Dual Display +Hz readings.
• Relative zero mode.
• LOCK-Test mode for Insulation Resistance
• BeepJack™ audible & visible input warning.
• High resolution 60.00mV & 60.00 ranges.











General Specifications :
Sensing : AC, True RMS
Display : 3-5/6 digits 6000 Counts Backlight LCD Display.
Update Rate : 5 per second nominal
61 Segments Analog Bar Graph : 40 per second max.
Operating Temperature : -10ºC ~ 50ºC
Relative Humidity : Maximum relative humidity 90% for temperature up to
  28ºC decreasing linearly to 50% relative humidity at 50ºC.
Pollution degree : 2
IP Rating : IP40
Storage Temperature : -20 °C ~ 60 °C, < 80% R.H. (with battery removed)
Altitude : Operating below 2000m
Temperature Coefficient : Nominal 0.1 x (specified accuracy) /
 °C @(-10ºC~18ºC or 28ºC~50ºC), or otherwise specified.
Low Battery: approx. 4.6V
APO Timing: Idle for 20 minutes
APO Consumption: 20 µA typical
• Auto Power Off.
Polarity : Automatic
Power Supply: Four Alkaline AA batteries
Power Consumption: 6.5mA typical except the followings : VFD ACV +Hz : 8mA
Insulation Resistance @ 1mA Test Current :
  50V output Voltage : 25mA, 100V output Voltage : 45mA
  250V output Voltage : 85mA, 500V output Voltage : 170mA
  1000V output Voltage : 440mA
Tester can perform at least 950 Insulation Tests with new alkaline batteries at room temperature.
These are standard tests of 1000V into 1M ω with a duty cycle of 5 seconds on and 25 seconds off.
Dimension: 208(L) X 103(W) X 64.5(H) mm with holster
Weight: 635 gm with holster.

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