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3 SPECIFICATIONS
3-1 SPECIFICATIONS
Model Name .......................................... WGI-400A Instrumentation Amplifier with Multipurpose Indicator
The Number of Measuring Channels ...... 1
Compatible Sensor ................................. Strain Gage Transducer
Compatible Bridge Resistor ................... 87.5 to 1000 Ω (350 Ω 4 units parallel connection available)
Bridge Excitation Voltage ...................... 2 VDC (Max 30 mA)/4 VDC (Max 50 mA) selectable
Measuring Range ................................... ±3.2 mV/V (Zero adjusting range included)
Sampling Speed ..................................... 50 times/second
Resolution .............................................. 64000 count/input range in both polarities
Calibration functions ............................... Actual load calibration, Sensitivity-registered calibration,
Display.............................................
Decimal Point....................................Put to anywhere possible
Zero Adjustment Functions ...................... Any value in the input range is set to digital zero,
Smoothing Function ............................... Minimum scale:
Auto Zero Compensation Function ........... Zero tracking (Auto digital Zero within the setting range)
Additional Function ............................... Setting range:
Original Value Display Function ............ ±3.200 mV/V
Level Test Function ................................ Can display arbitrary value
Temperature Stability
Non-linearity ......................................... Within ±(0.1% FS +1 digit)
Control Input ......................................... The number of points: 4
Numerical value- registered calibration
Character Height:
Display Speed:
Execution by key operation or external contact signal
Moving average:
Zero Near Zero (Auto Zero display)
Zero point:
Sensitivity:
Zero command, Level test command, Pattern select command 1,
Signal capacity:
Input mode:
13
Display range: ±9999
14 mm, Red LED
50 times/sec
1, 2, 5, 10, 20, 50, and 100 counts
2, 4, 8, 16, 32, 64, and 128 times
±9999
Within ±0.5 μV
/°C
RTI
Within ±0.01%/°C
and Pattern select command 2
12 VDC, 5 mA or more
Open collector (NPN) or
non-voltage contact signal
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