WGA-101A
Instrumentation Amplifier

Summary

· Bridge excitation, sensitivity, calibration values and frequency response are switchable.
· Available in 2 types: Manual balance and auto balance

Features

The WGA-101A is an Instrumentation Amplifier which is suitable to connect a strain-gage transducer to measure loads, pressure, torques or displacements. It is compact, lightweight and moderate price. Monitor terminals on front panel enables easily check data.

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WGA-101A
Instrumentation Amplifier

Types

Power Supply WGA-101A-00 10 to 30 VDC, 3.5 W or less
WGA-101A-01 100 VAC, 5 VA or less
WGA-101A-02 200 VAC, 8 VA or less
WGA-101A-10 10 to 30 VDC, 3.5 W or less
WGA-101A-11 100 VAC, 5 VA or less
WGA-101A-12 200 VAC, 8 VA or less
Balance Adjustment WGA-101A-00 Manual
WGA-101A-01 Manual
WGA-101A-02 Manual
WGA-101A-10 Automatic (Also possible with external contact)
WGA-101A-11 Automatic (Also possible with external contact)
WGA-101A-12 Automatic (Also possible with external contact)

Specifications

Channels 1
Applicable Transducers Strain-gage transducers
Applicable Bridge Resistance 87.5 Ω to 1000 Ω (Bridge excitation is limited to 5 or 2 V for transducers with bridge resistance 175 Ω or less)
Bridge Excitation 10, 5 or 2 VDC (Switchable by changing internal jumper connection)
Rated Output Dual output
Voltage: ±10 V (Load resistance 2 kΩ or more)
Current: 4 to 20 mA (Load resistance 500 Ω or less)
(Corresponding to voltage output of 0 to 10 V)
Zero Adjustment Range ±1.5 mV/V, by trimmer or auto balance
Sensitivity Adjustment Range  x1000 or x4000 (Switchable by changing internal jumper connection)
 Adjustable between x1/1 and x1/4 by the trimmer
Calibration 0.25, 0.5 or 1.0 mV/V (Switchable by changing internal jumper connection)
Frequency Response 10, 30, 100 or 500 Hz (Switchable by changing internal jumper connection)
Attenuation: -12 dB/oct.
Nonlinearity Within ±0.02% FS
Stability Zero point: ±0.5 μV RTI /ºC; Sensitivity Sensitivity: ±0.01%/ºC
Compliance Directive 2011/65/EU (RoHS)
Directive 2014/30/EU (EMC)
Operating Temperature -10 to 50°C
Operating Humidity 20 to 85% (Non-condensing)
Dimensions 44 W × 90 H ×110 D mm (Excluding protrusions)
Weight 650 g or less
Panel-cut Dimensions 45.0×93.4 mm
Standard Accessories Instruction manual
Optional Accessories AC power cables
P-23 (For 100 VAC)
P-28 (For 200 VAC)

Dimensions

WGA-101A

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