Legacy Models Digital Multimeters 4000 Series
- DMM4020: 5,5 Digit, 1000Vmax, 10Amax, 0,015% DCV-accuracy, RS232/USB
- DMM4040: 6,5 Digit, 1000Vmax, 10Amax, 0,0035% DCV-accuracy, RS232/USB/GPIB/LAN
- DMM4050: 6,5 Digit, 1000Vmax, 10Amax, 0,0024% DCV-accuracy, RS232/USB/GPIB/LAN
for detailed technical specifications see pdf datasheet