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2ch High Voltage Module

High Voltage Model for the RA3100 Data Acquisition System.

SKU RA30-107 Category Tag
Manufacturer:

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Description

2ch High Voltage Module for the RA3100 Data Acquisition System.

This module is capable of ±1,000V high voltage input. Voltage waveform or RMS value can be measured.

Product Features

  • 2 Channels
  • 4MΩ Input Impedance 
  • Voltage measurement mode, RMS measurement mode
  • 2V to 1,000V Measurement Range 
  • RMS conversion time –  High speed: 0.1s, Medium speed: 0.25s, Low speed: 1s
    (in RMS measurement mode)
  • 16bit A/D Resolution
  • 1MS/s max. sampling rate 
  • ±1,000Vpeak maximum allowable input voltage
  • Maximum Rated Voltage to Ground – AC/DC 1,000V CAT II, AC/DC 600V CAT III
2ch High Voltage Module RA30-107
Input Channels 2
Input Connector Safety banana terminal
Input Type Balanced differential input (insulation between channels and between channels and chassis)
Input Coupling AC/DC/GND
Measurement Mode DC mode (voltage measurement)/RMS mode (effective value measurement)
Input Impedance 4 MΩ ±1%
RMS Response Time High Speed: 100 ms ±10% or less
Medium Speed: 250 ms ±10% or less
Low Speed: 1000 ms ±10% or less
Measurement Range (RANGE) DC mode: 2, 5, 10, 20, 50, 100, 200, 500, 1000 V
(the measurement range is ±RANGE)
RMS mode: 2, 5, 10, 20, 50, 100, 200, 500, 1000 Vrms
(the measurement range is RANGE (The maximum measurement range is 700 Vrms at 1000 Vrms))
Crest factor: 2 (with 2 to 500 Vrms range), 1.4 (with 1000 Vrms range)
Voltage Measurement Mode Accuracy  DC mode: ±0.3% of RANGE (DC coupling, L.P.F. 3 Hz)
RMS Mode Measurement Accuracy

DC coupling: ±0.3% of RANGE

AC coupling:
±0.5% of RANGE (10 Hz to 1 kHz, sine wave input, with low speed response)
±0.5% of RANGE (40 Hz to 1 kHz, sine wave input, with medium speed response)
±0.5% of RANGE (100 Hz to 1 kHz, sine wave input, with high speed response)
±1.5% of RANGE (1 kHz to 10 kHz, sine wave input)

Temperature Coefficient ± (300 ppm of RANGE)/°C
Frequency Characteristics
(DC mode, with L.P.F. disabled)
DC coupling DC to 100 kHz (-3 dB to +1 dB) 
AC coupling 1 Hz to 100 kHz (-3 dB to +1 dB)
Low Pass Filter (LPF) Cut-off frequency: OFF, 3 Hz, 30 Hz, 300 Hz, 3 kHz, 30 kHz (-1.6 dB ±1 dB)
Characteristics: Secondary vessel
Input Conversion Noise 20 mVp-p max (2 V range, input short circuit)
A/D conversion 16bit A/D Resolution, 1 MS/s sampling rate
Common Mode Rejection Ratio 80 dB or higher (50/60 Hz)
Maximum Allowed Input Range ±1000 V peak
Maximum Rated Voltage to Ground 1000 V (DC + AC peak)
CAT II (between channels and between channels and chassis)

600 V (DC + AC peak)
CAT III (between channels and between channels and chassis)
Withstand Voltage AC 3 kV, 1 minute (between channels and between channels and chassis)
Dimensions (mm) 140  (W) × 223  (D) × 20 (H) approx.
Weight 300g approx.
Compliance Standards Safety: EN61010-1, EN61010-2-030
EMC: EN61326-1, class A