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Spec Sheet Description
WGI-470AS1, Instrumentation Amplifier
The WGI-470AS1 is a compact and high-speed sampling Instrumentation Amplifier which has optimized functions required for measurement in combination with strain-gage transducers.
Models:
- WGI-470AS1-00: No option
- WGI-470AS1-01: BCD output
- WGI-470AS1-02: RS-232C
- WGI-470AS1-03: RS-485
Channels: 1
Applicable Transducers: Strain-gage transducers
Compatible Bridge Resistance: 87.5 to 1000 Ω (350 Ω, 4 in parallel connection)
Bridge Excitation: 2 VDC, 10 VDC, switchable
Measuring Range: ±3.2 mV/V (Including zero adjustment range)
Zero Adjustment Range: Within measuring range (Not retained when power supply interrupted)
Sampling Speed: 2000 times/s
Resolution: 64000 counts/input range in both polarities
Calibration Functions:
- Actual load calibration
- Sensitivity registration calibration
- Numerical value registration calibration
Display Functions:
- Main display: 5 digits (±99999), polar LED
- Sub display: 1 digit (9)
- Update speed: 0.13, 0.25, 0.51, 1.02, 2.03, 4.07, 8.16, and 16.28 s (Thinning display)
- Comparative determination: 3 points (HIGH, OK, LOW)
- Status display: 2 points (HOLD, LOCK)
Nonlinearity: Within ±(0.02%FS ±1 digit)
Smoothing Functions:
- Minimum scale : 1, 2, 5, 10, 20, 50, and 100 counts
- Moving average : 0, 2, 4, 8, 16, 32, 64, 128, 256, 512, 1024, and 2024 times
- Filters : 10, 30, 100 Hz and FLAT
Comparison/Judgment Functions:
- Comparators : 2 points (HIGH, LOW)
- Hysteresis : Individual width settings possible
- Comparison mode : Normal/at hold
- Judgment : 1 point
Pattern Functions: Registers 4 groups of pattern files (comparative values) and enables switching through setting of functions.
Control Input: 4 points:
- Zero command
- Level test command
- Hold command
- Reset command
Control Output: 3 points:
- HIGH
- OK
- LOW