본 제품은 Dynamic strain amplifier로서 단독, 또는 sub rack case를 사용하여 Multi-chnnel로 사용이 가능하며, 각 채널별로 전압출력이 LED로 표시되어 사용자가 관측을 하면서 측정할 수 있습니다.
사용 용도로 strain gauge 응용 sensor류와 potentiometer, mV 출력용 sensor와 half 및 full bridge의 strain 측정에 활용이 가능한 고급형 제품입니다.본 제품은 Dynamic strain amplifier로서 단독, 또는 sub rack case를 사용하여 Multi-chnnel로 사용이 가능하며, 각 채널별로 전압출력이 LED로 표시되어 사용자가 관측을 하면서 측정할 수 있습니다.
Specifications | Accuracy |
---|---|
EXCITATION | 5 steps : 1V, 2V, 5V, 7.5V, 10V Current : 170mA, max. Remote sense error : 0.0005%/Ω at lead resistance (350Ω load) Noise and ripple : 0.05% p-p, max (dc 10㎑) Stability : ± 0.02%/℃ |
INPUT | StrAIN GAUGE : quarter, half or full bridge (50~1000Ω) Built-in 120Ω and 350Ω dummy resister trANSDUCER : Piezoresistive strain gauge types,potentiometer, DCDT transducers displacement. |
AMPLIFIER | 1st Gain : ×1, ×10, ×100, ×400, ×1000 5steps (accuracy ±1%) 2nd Gain : ×1 to ×11 continuously variable Vernier multiplier : 10-turn counting knob with direct readout (×1 to ×11) Frequence response : 100㎑ (-3㏈), max Input resistance : 1GΩ, differential or common mode Input capacitance : 4pF, differential or common mode Input voltage range : ± 10V, differential mode 12V-(G/2× Vd), common mode (Vd = actual differential input voltage) Bias current : ± 30nA, typical, each input Common-mode rejection (G=100) : 100㏈, min, dc to 60㎐ with 1kΩ source imbalance Stability (G<1000) : 5ppm/℃, max Noise (G=100) : 0.01 to 10㎐, 0.3μVp-p R.T.I |
FILTER | Characteristic : low-pass active 2-pole Butterworth standard Frequencies (-3㏈) : 10㎐, 100㎐, 1㎑, 10㎑, wide-band |
AMPLIFIER OUTPUT (BNC CONNECTOR) |
Outputs : ±10V @100mA max. (out1); ±10V @10mA max. (out2) Linearity : ±0.01% |
VOLTAGE DISPLAY | Display character : 7-segment 4-digits LED Display range : 0.000V ~ ± 10.00V |
GAIN | 5 steps Amplilfier (x1, x10, x100, x400, x1000) |
FREQUENCY RESPONSE | 100㎑ (-3㏈), Max |
BRIDGE BALANCE | Auto ranging : ± 4000με (2mV/V) Auto balance time : 1 second, typical Manual balance range : ± 1V Storage : non-volatile data memory (EEPROM) |
LOW PASS FILTER | 4 steps 10㎐, 100㎐, 1㎑, 10㎑ (-3㏈) |
LINEARITY | ±0.01% |
STABILITY | ±0.01%℃ |
SHUNT CALIBRATION | Bridge resistance 120Ω : 200με and 2000με calibrations Bridge resistance 350Ω : 200με and 2000με calibrations |
INPUT IMPEDANCE | more than 1GΩ |
POWER | AC 110V or 220V (switch selected), 50/60㎐, 7.5watts |
3-wirecode ( 2-wire : power / 1-wire : Ground) |