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2ch Voltage Module

Voltage module for the RA3100 Data Acquisition System.

SKU RA30-101 Category Tag

£641.00 ex VAT

Available on back-order


2ch Voltage Module for the RA3100 Data Acquisition System.

1MS / s, max ± 500V, with anti-aliasing filter.

For use with the insulated BNC-Crocodile Cable (available separately).

2ch Voltage Module RA30-101 Specifications
Input Channels 2ch
Input Connector Isolated BNC connector
Input Type Isolated unbalanced input, (Isolation between each channel, between each
channel and main chassis)
Input Coupling AC, DC, and GND coupling
Input Impedance 1MΩ
Measurement Range ±100, 200, 500 mV, 1, 2, 5, 10, 20, 50, 100, 200, 500V
Measurement Accuracy ±0.3% of range (23°C ±5°C, DC coupling, LPF 3Hz, after offset)
Temperature Coefficient ± (400ppm of range)/°C
Frequency Response DC coupling: DC to 100kHz (-3dB to +1dB) (with LPF, AAF OFF)
AC coupling: 0.3Hz to 100kHz (-3dB to +1dB) (with LPF, AAF OFF)
Low-Pass Filter (LPF) Cut-off frequency: 3Hz, 30Hz, 300Hz, 3kHz, OFF (-1.6dB±1dB)
Characteristics: 2 pole Bessel type
Anti-Aliasing Filter (AAF) Cut-off frequency: 20, 40, 80, 200, 400, 800, 2k, 4k, 8k, 20k, 40kHz, OFF
Attenuation: -66dB or less at 1.5 times of cut-off frequency
A/D Converter A/D resolution: 16bit, Sampling rate: 1MS/s (max)
Allowable Input Voltage ±500V peak
Maximum Rated Voltage to Ground 300V AC/DC CATII
Withstand Voltage 3kVAC, 1 minute (between input terminal and main chassis or between each channel)
Dimensions Approx. 140 (input-side W) x 223(D) x 20(H) mm
Weight Approx. 300g
Compliance Standards Safety: IEC61010-1, IEC61010-2-30 (Measurement Category CATII,
Contamination level 2)
EMC: IEC61326-1, class A
RA3100 and Accessories Specifications RA3100 and Accessories Specifications

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