DC Strain Amplifier (Model DSA-100 Series)




- 증폭률이 매우 높다(최대 18000배)
- 직선성이 좋다(0.005%FS)
- 0.3Hz 까지의 Low Pass Filter가 내장 되어 있다
- 과도특성이 매우 좋다
- 영점변동, Noise가 적다
- 각 출력에 대한 상호 간섭이 없다


사양 Specification
 

Applicable Bridge Resistanence 60Ω-2kΩ
Applied Voltange DC3, 10V± 0.2%, 50mA
Balance Adjustment Range Coarse adjustment : ± 5mV/V(± 10,000 x 10-6 strain)
Fine adjustment : 1/50 of coarse adjustment
Input Voltage Range ± 100mV Max.
Input Resistance 10MΩ+10MΩ(equilibrium differential)
Amplification 17,000 times Max.
Sensitivity Adjustor 0.1/1, 1/2, 1/5, 1/10, 1/20, 1/50± 0.2%
Rated Output ± 10V
Zero Drift 0.3㎶/℃, 3㎂/24H
Variation in Sensitivity 0.01%/℃ and 0.03%/24H
Nonlinearity 0.005%FS
Filter Frequency Range : 0.3, 1, 3, 10, 30, 100, 300Hz, Pass(2kHz)
Attenuation Characteristics : -2db/oct. Vessel type
Dynamic Factor 400%
Calibration Strain ±50, 100, 200, 500, 1000, 2000, 5000 x 10-6 strain :
superposed on input signals of ± (0.2%+0.5x10-6 strain)
Power Supply AC100V± 10%, 50/60Hz, 20VA
Power Consumption Approx. 6.5W/1-ch
Cable Provided with one cable for 3m