Spezifikation:
| Modell | ST181 | |
| Display | 4000 Zähler | |
| Bereich | Genauigkeit | |
| AC-Spannung | 4V/40V/400V/600V | ±(1,5%+3) |
| DC-Spannung | 400mV/4V/40V/400V/600V | ±(1,0%+3) |
| Widerstand | 400/4k/40k/400k/4M Ohm | ±(1,2%+3) |
| 40M Ohm | ±(1,5%+5) | |
| AC-Strom | 40A/400A | ±(2,5%+3) |
| Frequenz | 10Hz~400kHz | ±(1,0%+5) |
| 400kHz~4MHz | ±(2,0%+5) | |
| Kapazität | 1nF~4uF | ±(2,5%+10) |
| 4uF~400uF | ±(4,0%+20) | |
| 4mF | ±(5,0%+30) | |
| Betriebstemperatur | 18~28℃ |