| Model | Rated Voltage | Range | Resolution | Accuracy | Max No. Load Voltage |
|---|---|---|---|---|---|
| DIT-90A | 1000 V | 2000 MΩ | 1 MΩ | 2 mA ±3% of rdg + 2 digits | ±25% of rated voltage |
| DIT-90B | 1000 V | 200 MΩ | 0.1 MΩ | — | |
| DIT-90C | 500 V | 2000 MΩ | 1 MΩ | — | |
| DIT-90D | 500 V | 200 MΩ | 0.1 MΩ | — | |
| DIT-90E | 100 V | 200 MΩ | 0.1 MΩ | — | |