Đồng hồ vạn năng Gossen Metrawatt M253A
High-End TRMS Digital Multimeter, System Compatible with IR Interface
    - 23 Multimeter Functions
 
    - Infrared interface to PC for data exchange and parameters configuration (optional: IR-USB adapter and METRAwin10 software)
 
    - TRMS AC / AC+DC voltage measurement, bandwidths of up to 20 kHz
 
    - TRMS AC / AC+DC current measurement, bandwidths of up to 5 kHz
 
    - dB measuring function
 
    - Adjustable clamp factor for measurement with current clamp sensors and transformers
 
    - Frequency measurement 300 kHz
 
    - Current measurement
 
    - Temperature measurement with Pt100(0)
 
    - Low-pass filter (1 kHz)