| Specifications |
| No. of channels |
2 channels per module |
| Input configuration |
Independent, unbalanced input for each channel(floating ground) |
| Input resistance |
1 MΩ ±1% |
| Input coupling |
AC, DC, GND, CAL, (1/2 F.S.),
OFF 50, 100, 200, 500 mV/F.S. |
| Measurement range |
1, 2, 5, 10, 20, 50, 100, 200 V/F.S.
Line: 1.5 Hz (–3 dB) at –6 dB/oct |
| Input filters |
Low-pass : 5 Hz, 10 Hz, 50 Hz, 500 Hz, 5 kHz, 50 kHz (–3 dB) at –6 dB/oct |
| Accuracy (23±3°C) |
±0.25% of F.S. |
| Temperature coefficients |
Zero point: 0.02% of F.S. /±C
Gain: 0.02% of F.S. /±C |
| Insulation resistance |
100 MΩ (at 500 V DC) |
| Isolation voltage |
Between input terminal and casing: 1 minute at 1000 VAC |
| Permissible signal source resistance |
Max. 1 kΩ |
| A/D converter |
Sampling interval: 1 μs A/D resolution: 12-bit |
| Common mode rejection ratio |
80 dB (typ.) (50/60 Hz, Signal source resistance: max. 500Ω) |
| Signal/noise ratio |
–46 dB (typ.) 200(Vp-p at 50 mV range (with +/– shorted) |
| Frequency response |
DC coupling: DC to 200 kHz (+/–3 dB Typ.)
AC coupling: 10 Hz to 200 kHz (+1/–4.5 dB Typ.)
Between +/– terminals: 5 V to 200 V range : 200 V DC (DC + ACP-P) |
| Max permissible input voltage |
50 mV to 2 V range: 30 V DC (DC + ACP-P)
Between input terminals and GND: 33 V AC rms |
| Input terminal type |
BNC |