Specifications

290 | OWNER’S GUIDE
V
HSI-HV Isolated High Voltage module
 Input ranges: 7 ranges (±20 V to ±1400 V)
 Bandwidth: 2 MHz
 Isolation: 1.8 kVRMS line to line 1.4 kVRMS line to ground
 Input impedance: 10 MΩ
 Protection: 4 kV burst, surge
 Signal connection: Insulated banana jacks
HSI-HV Specications
Parameter HSI-HV
Input ranges unipolar and bipolar: 20 V(1), 50 V(1), 100 V, 200 V, 400 V, 800 V, 1400 V
1 year accuracy (2)
Range Signal frequency Accuracy
20 V; 50 V DC ±0.05 % of reading ±60 mV
100 V to 1400 V DC
0.1Hz to 1kHz
>1kHz to 10kHz
>10kHz to 50kHz
>50kHz to 100kHz
>100kHz to 1MHz
>1MHz to 2MHz
±0.05 % of reading ±0.05 % of range
±0.05 % of reading ±0.01 % of range
±0.1 % of reading ±0.05 % of range
±0.4 % of reading ±0.05 % of range
±(0.016*f) % of reading ±0.1 % of range
±(0.010*f) % of reading ±1 % of range
±(0.014*f) % of reading ±3 % of range
f = signal frequency in kHz
Gain linearity: 0.05%
Gain drift range: Typically 20 ppm/°C (max. 50 ppm/°C)
Offset drift:
20 V to 100 V
200 V to 1400 V
typical 0.5mV/°C max. 4mV/°C
typical 5ppm/°C max. 20 ppm of Range/°C
Long term stability: 100 ppm/sqrt (1000 hrs)
Input resistance: 10 MΩ || 2.2 pF
-3dB Bandwidth: 2 MHz
Signal delay @ full bandwidth ~ 290 ns
Filter selection: Push button or software
Filter (low-pass): 100, 300, 1k, 3k, 10k, 30k, 100k, 300 kHz, 1 MHz, 2 MHz (3)
Filter type: Bessel or Butterworth, 40 dB/decade
Typical SFDR and SNR:
50 V:
200 V:
1400 V:
10 kHz bandwidth
SFDR SNR
110 dB 91 dB
110 dB 95 dB
110 dB 95 dB
100 kHz bandwidth
SFDR SNR
110 dB 82 dB
110 dB 92 dB
110 dB 95 dB
1 MHz bandwidth
SFDR SNR
94 dB 76 dB
94 dB 82 dB
94 dB 82 dB
2 MHz bandwidth
SFDR SNR
84 dB 73 dB
84 dB 77 dB
84 dB 77 dB
Typical CMRR:
>80 dB @ 50 Hz 60 dB @ 1 kHz
70 dB @ 400 Hz 48 dB @ 10 kHz
Isolation voltage
Line to Ground 1.4kVrms
Line to Line 1.8kVrms