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신호증폭기 - DN-AM1000

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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.

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Feature

  • Fully adjustable calibrated gain from 1 to 11000
  • Accepts all strain gage inputs(foil or piezoresistive), potentiometer, LVDT, etc.
  • Bridge excitation from 1 to 10Vdc(5 steps)
  • Input impedance above 1GΩ.
  • Four-frequency low-pass active filter (10㎐ to 10㎑)
  • Automatic bridge balance (± 4000με)
  • Double shunt calibration (120Ω, 350Ω, 2000με, 200με)
  • Outputs voltage display (7-segment 4-digits LED)
  • Size : 218 (H) × 43 (W) × 258 (D) (㎜)
  • Weight : Approx. 1.2㎏

Connector

  • Signal input : MS3112E 14-19S, MS3116F 14-19P
  • Signal output : BNC connector

제품치수

제품사양

제품사양 표
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)