A&D RA3100 Omniace, Instruction Manual

Page: 156 / 176

12.Specifications - 12.3.Module Specifications
156 1WMPD4004444
12.3.3. Two Channel High-Speed Voltage Module (RA30-103)
Item Specifications
Number of input
channels 2 ch
Input connectors Insulated BNC
Input format Unbalanced input (insulation between channels and between channels and
chassis)
Coupling AC/DC/GND
Input impedance 1 MΩ ±1%
Measurement range
(RANGE) 100, 200, 500 mV
1, 2, 5, 10, 20, 50, 100, 200, 500 V (the measurement range is ±RANGE)
Measurement accuracy ±0.5% of RANGE (23°C±5°C, DC coupling, L.P.F. 5 Hz, after zero cancellation)
Temperature coefficient ±(500 ppm of RANGE)/°C (input conversion at 0.1 V RANGE)
Frequency
characteristics
DC coupling
AC coupling DC to 5 MHz (-3 dB to 1 dB) (with L.P.F. disabled)
6 Hz to 5 MHz (-3 dB to 1 dB) (with L.P.F. disabled)
Low-pass filter
(L.P.F.) Cutoff frequency 3 Hz, 30 Hz, 300 Hz, 3 kHz, OFF (-3 dB ±1 dB)
Input conversion noise 2 mVp-p max (0.1 V range, input short circuit)
A/D conversion
A/D resolution
Sampling rate 14 bits
20 MS/s (max)
Common mode rejection
ratio 80 dB or higher (50/60 Hz)
Maximum allowed input
voltage ±500 V peak
Maximum rated voltage
to ground AC, DC 300 V CAT II (between input terminals and chassis, between channels)
Withstand voltage AC 3 kV, 1 minute (between input terminals and chassis, between channels)
Usage environment Temperature: 0 to +40°C, humidity: 35 to 85 RH% or less (without condensation)
Storage environment Temperature: -20 to +60°C, humidity: 20 to 85 RH% or less (without condensation)
Dimensions Approx. 140 mm (W) x 223 mm (H) x 20 mm (D)
Mass Approx. 300 g
Standards Safety
EMC EN61010-1, EN61010-2-30
Measurement category CAT II, pollution level 2
EN61326-1, class A (when mounted to RA3100 main
unit)