Máy đo điện trở thấp Gossen Metrawatt M227A
Milliohmmeter, Multimeter and Data Logger, Temperature Meter(4-Wire Measurement)
    - Kelvin connection (4-wire measurement)
 
    - Resistance measurement from 300 Ohm to 30 MOhm
 
    - Voltage measurement from 3 to 600 VDC and 3 to 600 VAC with ±30,000 digits
 
    - Frequency measurement from 300 Hz to 3 kHz
 
    - DATA hold memory for up to 1200 measured values
 
    - Continuity and diode testing
 
    - Overload protection
 
    - DAkkS calibration certificate as standard feature