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: Within ±0.5 μV RTI /ºC Sensitivity: Within ±0.01%/ºC |
| 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
AC power cables
P-23
2-pin plug to 2 conductors, crimp-style terminal (M3)
Specifications
| Length | Approx. 2.0 m |
|---|---|
| Object Product Model | WGA-100B, 101A, 120A, 200A, 650B, 680A, 710C, 910A WGC-140A WGI-400A |
| Others | For 100 VAC |
P-28
3 round-shape terminals to 3 conductors, pre-soldering at the cable tip
Specifications
| Length | Approx. 2.0 m |
|---|---|
| Object Product Model | WGA-100B, 101A, 120A, 200A, 650B, 680A, 710C, 910A WGC-140A WGI-400A |
| Others | For 200 VAC |