Strain Module for the RA3100 Data Acquisition System.
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2ch AC Strain Module for the RA3100 Data Acquisition System.
This input module enables stress measurement using strain gauges as well as strain gauge transducers such as load cells, pressure transducers, and torque transducers. The AC bridge method can be used for measurement that is strong against external noise.
2 ch AC Strain Module RA30-104 Specifications |
|
| Input Channels | 2 |
| Input Connector | NDIS4109 Connector (conversion cable sold separately) |
| Bridge Voltage (BV) | 0.5VAC, 2VAC, 5kHz Sine Wave |
| Applicable Strain Gauge Resistance | 120Ω to 350Ω |
| Gauge Rate | 2 |
| Equilibrium adjustment range and adjustment method | Within 10,000 x 10-6 Strain, within 2000pF capacitance |
| Equilibrium adjustment accuracy | ±0.3% of RANGE |
| Temperature Coefficient | ±(400ppm of RANGE)/°C |
| Measurement Range (RANGE) | 500, 1,000, 2,000, 5,000, 10,000, 20,000 x 10-6 strain (at 2Vrms bridge power) 2,000, 4,000, 8,000, 20,000, 40,000, 80,000 x 10-6 strain (at 0.5Vrms bridge power) |
| Non-linearity | ±0.1% of RANGE |
| Frequency Characteristics | DC to 2kHz ±10% |
| Simple Bridge Check | It can detect short-circuits on bridge sides and disconnections of some cables and bridge sides. |
| Low-Pass Filter (LPF) | Cut-off frequency: 10Hz, 30Hz, 100Hz, 300Hz, OFF (-3dB±1dB) Characteristics: Secondary Butterworths |
| Internal Calibrator | ±1 to 9,999 x 10-6 strain Accuracy within ±0.5% of RANGE (at 23°C±5°C) |
| A/D Converter | A/D resolution : 16bit Sampling rate : 100kS/s (max) |
| Maximum Rated Voltage to Ground | 100V (DC+AC peak) |
| Withstand Voltage | 300V AC, 1 minute (between channels, between input terminals and chassis) |
| Dimensions (mm) | 140W x 223D x 20H approx. |
| Weight | 300g approx. |
| Compliance Standards | Safety : EN61010-1, EN61010-2-30 EMC : EN61326-1, class A |
DAQLOG Systems Ltd
Brixham Laboratory
Freshwater Quarry, Brixham, TQ5 8BA
Tel: 01803 611 854
