OWON CM2100B 600V 100A Smart AC/DC Clamp Meter


The OWON CM2100B is a 600V 100A Series Smart AC/DC Clamp Meter with bluethoot.

  • AC/DC current, AC/DC voltage
  • 20000 count true RMS automatic range clamp meter
  • Standard non-contact AC voltage sensing (NCV) function
  • VFC mode can filter high-frequency interference signals to ensure accurate measurement data.
  • AC frequency response up to 1000Hz
  • Small size, easy to carry
  • Bluetooth communication function, supporting Android and Apple phones, enabling remote data viewing and instrument control (2100B)
  • Support the recording function, record and analyze the measured values, share the recorded data, and work together (2100B)


Model: CM2100, CM2100B Range Accuracy
AC Current (A) 2.000A ±(3%+10dig)  in VFC ±(4%+10)
20.00A / 100.0A ±(2.5%+5dig)  in VFC ±(4%+10)
AC Voltage(V) 2.0000V / 20.000V / 200.00V / 600.0V ±(0.8%+10dig)  in VFC ±(4%+3)
DC Current (A) 2.000A ±(2%+8dig)
20.00A / 100.0A ±(2%+3dig)
DC Voltage(V) 200.00mV ±(0.7%+10dig)
2.0000V / 20.000V / 200.00V / 600.0V ±(0.5%+5dig)
Resistance(R) 200.0Ω ±(0.8%+10dig)
2.0000kΩ ±(0.5%+10dig)
20.000kΩ / 200.00kΩ / 2.0000MΩ ±(0.5%+10dig)
20.000MΩ ±(1%+10dig)
200.00MΩ ±(5.0%+10dig)
Capacitance (F) 2.000nF ±(4.0%+10dig)
20.00nF/ 200.0nF/2.000uF 20.00uF / 200.0uF / 2.000mF/ 20.00mF ±(3.0%+10dig)
Frequency (Hz) 200.00Hz / 20.000kHz / 200.00kHz / 2.0000MHz / 20.000MHz ±(0.1%+5dig)
Duty cycle (%) 0.1% - 99.9%( typical:Vrms=1 V, f=1kHz) ±(1.2%+3dig)
0.1% - 99.9%(≥1 kHz) ±(2.5%+3dig)
Special Funciton
Display  20000 conuts Bluetooth Module
Frequency Respones 40Hz - 1000Hz Zero 
Auto Ranging Low-battery Indicator
Date Hold Relative Measurement
Diode Input Protection
Continuity Buzzer In put Impedance
NCV Overrange Alarm
VFC On-off Warning
Jaw Capacity 17mm
Battery 2 x 1.5V AAA
Dimension (L x W x D) 182mm x 57mm x 32mm
Weight (without package) 0.2kg

Accessories Included:

CM 2100 Clamp Ammeter User Manual
PDF – 1,9 MB 212 downloads