7211高頻動態應變放大器

7211高頻動態應變放大器


Description
7211 Signal Conditioning System is designed and incorporated with all the features needed for the dynamic precise conditioning on strain gage or transducer inputs in the most severe operational environments.

The low-level signals to high-level outputs on multiple channels of 7211 Signal Conditioning and Amplifier can be simultaneously and dynamically recorded and displayed on external devices.
Features
● Differential signal amplifier with high bandwidth up to 1 MHz.
● Gain Accuracy ± 0.1%.
● Fully adjustable calibrated gain from 1 to 10,000.
● 4 digital LED display for output voltage or gain setting.
● Accepts foil type strain gage, piezoresistive, potentiometers, ...etc.
● Selectable bridge Constant-voltage excitation: 0.5 to 10 V.
● Plug-in amplifier.
● Automatic bridge balance, with EEROM to preserve balance without power.
● Built in with all bridge completion including 120 or 350 Ω dummies. 1,000 Ω is available if requested!
● Built in with shunt calibration circuits.
● Built in with optically isolated shunt calibration relays.
● Built in with four-pole Bessel low-pass filter with cutoff frequencies of 
   10 Hz, 30 Hz, 100 Hz, 300 Hz, 1 k, 3 k, 10 k, 30 k, 100 kHz and wide-band
● Other filter type and cut-off frequency is available and to be inquired.
● Front-panel monitoring: Automatic balance status.
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