| Input ch number |
2 ch/1 module |
| Input terminal shape |
Insulated BNC Connector |
| System |
All ch insulation, simultaneous sampling, unbalanced input |
| Sampling interval |
1, 2, 5, 10, 20, 50, 100, 200, 500 usec,
1, 2, 5, 10, 20, 50, 100, 125, 200, 250, 500 msec,
1, 2, 5, 10, 20, 30 sec, 1, 2, 5, 10, 20, 30 min, 1hour |
| Built-in RAM |
2,000,000 data |
| Input coupling |
DC, AC, DC-RMS, AC-RMS |
| Measurement range |
DC, AC |
2, 5, 10, 20, 50, 100, 200, 500, 1000V F.S. |
| DC-RMS, AC-RMS |
1, 2, 5, 10, 20, 50, 100, 200, 500Vrms F.S. |
| Crest Factor |
(Range between 1and 200Vrms) 4 or less (Range of 500Vrms) 2 or less |
Measurement accuracy (23℃±5℃)
* 30 minutes more after power-up GND connection Filter Line (DC only) |
DC, AC : ±0.25% of F.S. |
| DC-RMS |
Sine wave ±0.5% of F.S. (20Hz≤F≤1kHz) |
| ±1.5% of F.S. (1kHz |
| AC-RMS |
Sine wave ±0.5% of F.S. (100Hz≤F≤1kHz) |
| ±1.5% of F.S. (1kHz |
| Response time |
500ms or less (Crest Factor 4 or less) |
| A/D converter |
System |
sequential comparison system |
| Resolution |
16-bit |
| Effective Resolution(DC,AC) |
Approx. ±Range 1/40,000 |
| Effective Resolution(DC-RMS,AC-RMS) |
Approx. Range1/20,000 |
| Temperature coefficient |
Gain |
±0.01% of F.S./℃ |
| Zero |
±0.02% of F.S./℃ |
| Input resistance |
1 MΩ ±5% |
| Input signal source resistance |
1 kΩ or less |
| Maximum input voltage |
Input terminal(+) /Input terminal (-) interval |
1000 Vp-p |
| Input terminal(-) /Input terminal (-) interval |
300 VACrms |
| Input terminal (-)/GND terminal interval |
300 VACrms |
| Withstand voltage |
Input terminal(+) /Input terminal (-) interval |
2300 VACrms/1 minute |
| Input terminal (-)/GND terminal interval |
2300 VACrms/1 minute |
| Insulation resistance |
Input terminal (-)/GND terminal interval |
50 MΩ or more (at DC500 V) |
| Common mode rejection ratio |
90 dB or more (50/60 Hz signal source 300Ω or less) |
| S/N (Noise) |
48 db or more (+/- at short) |
| Frequency response |
DC Coupling |
DC~200 kHz (+1/-3 dB) |
| AC Coupling |
4 Hz~200 kHz (+1/-4.5 dB) |
| Filter |
LPF |
OFF, Line (1.5 Hz), 5 Hz, 50 Hz, 500 Hz, 5 kHz, 50 kHz (Attenuation) -3 dB (-5.2 dB to -1.4 dB) /6 dB oct |
External dimensions
[W×D×H] (approximate) |
49.2 × 136 × 160 mm (not including protruding parts) |
| Weight |
740g |