WP-120A
Instrumentation Amplifier
Summary
・ Measurement Channel: 2 (Load and Displacement each)
・Waveform comparators
・High-speed sampling: 25000 times/s
・SD card available
・USB interface
Features
The WP-120A is an waveform Indicator Type Instrumentation amplifier that displays load and displacement on single unit.
Released on April 3rd 2023 (JST)
Products table
All display
WP-120A-10
Standard without option
Sensor Input Specifications
Load Sensor Input
| Bridge Voltage | DC, 2.5/5/10 V, ±10% (30 mA current maximum, can be used with remote sensing) |
|---|---|
| Signal Input Range | Strain gauge sensor -3.2 mV/V to 3.2 mV/V |
| Calibration | Calibration Range : 0.1m V/V to 3.0 mV/V Calibration Method : Equivalent Input / Actual Load / TEDS Linearize Function : Five-point tracking |
| Precision | Linearity : Within 0.01% F.S. +1 digit (when input is 3.0 mV/V) Zero Drift : Within 0.5 μ V/°C (input conversion value) Gain Drift : Within ±0.005% F.S./℃ |
| Filter | Low Pass : OFF/3/10/30/100/300/1000 Hz (-6 dB/oct) Moving Average : 0 / 2 to 2048 times Auto Digital : Only digital value display (constant judgement) |
| A/D Conversion | Sampling Rate : 5000 times per second, 25000 times per second Resolution : 24-bit (binary) |
| TEDS Function | IEEE1451.4, Supports 4K bit products, class 2 mix mode interface |
Displacement Sensor Input
Pulse
| Pulse Type | A/B phase or A phase, differential square wave (RS-422 conformance) |
|---|---|
| Maximum Input Freq. | 2 MHz |
| Maximum Count Value | 15,000,000 |
| Calibration Method | Equivalent Input / Actual Load |
| Moving Average Filter | 0 / 2 to 2048 times |
| Power Supply for Sensor Driving | 5 V(±10%), 150 mA Max. |
Voltage
| Input Voltage Range | ±5.2 V |
|---|---|
| Calibration | Calibration Range : 0.1 to 5.2 V Calibration Method : Equivalent Input / Actual Load |
| Precision | Zero Drift : Within 0.005%F.S./°C Gain Drift : Within 0.02%F.S./°C |
| Filter | Low Pass : 10/30/100/300 Hz (-6 dB/oct) Moving Average : 0 / 2 to 2048 times |
| A/D conversion | Resolution : 24-bit (binary) |
| Power Supply for Sensor Driving | 12 V DC(±10%), 250 mA Max. |
Device Settings Specifications
| Power Supply | 24 V DC(±10%) 13 W, 100 to 240 V AC (AC adapter is optional) |
|---|---|
| Environment | Temperature : 0°C to 40°C (Operating) / -20°C to 60°C (Storage) Humidity : 85% RH or less (without condensation) |
| Dimensions | Approx. 114 x 96 x 140 mm (protrusions not included) |
| Weight | About 960 g |
| Applicable Standards | EMC : FCC (class A) |
| Operating Temperature Range | Safety : CE marking, UL61010-1, UKCA marking |
| Display | 4.3 inch LCD color resistive touch panel |
| Display Range | -32000 to +32000 |
| Screen | Digital load value, Waveform, Archive data, Setting |
| Waveform | Y-axis Time: 80 ms*/170 ms*/400 ms/800 ms/2.0 s/4.0 s/10.0 s/30.0 s/60.0 s/120.0 s * cannot be selected when the sampling frequency is set to 5 kHz. Displacement: 2000/4000/6000/8000/10000/15000/20000/30000 Y-axis Load (STD) / Load and displacement (biaxially) |
| Comparison Waveform | Band Judgement : Offset reference band / Designated value band Comparison Judgement : Load : HH / HI / OK / LO / LL Displacement : HI / OK / LO Hold Setting : Constant comparison, sampling, peak, bottom, peak to peak, maximum / minimum, inflection point and average value Beep Function : Sounding when judgements are not OK (ON / OFF Switchable) |
| Measurement Work Settings | Number of Works : 16 (Work can be copied) Switching : External input signal / manual |
| Data Recording | Built-in memory (up to 70) or SD cards |
| D/A Converter | Output Range : Isolated, Current (4 – 20 mA), Voltage (-10 V to +10 V ) Conversion Rate : Same as A/D converting rate Resolution : Current output: about 1/43000, Voltage output: about 1/59000 (when set to ±10 V) Impedance : 350 Ω or less (Current output) / 2k Ω or more (Voltage output) |
| Communication Interface | RS-232C (D-sub 9-pin), USB |
| Control Input / Output Signal (Photocoupler Insulation) | Input Signal : Differential pulse displacement sensor (A phase, B phase), Back light On/Off, Touch panel lock, Reset, Work select, Hold zone select, Clear, Judgement On/Off, Measurement Start/End, Preset displacement, Digital zero * Signals are input when shorted/opened between any input terminal and the COM terminal. Output Signal : Load judgement (HH/HI/OK/LO/LL), Displacement judgement (HI/OK/LO), Load cell error, Unit error, Measurement Completed, Trigger (1, 2), Band judgement (HI/OK/LO) * NPN open collector (Sync type) * Maximum Current: 20 mA / Voltage: 30 V |
| Check Functions | Load cell check (static strain / interruption detection), Contact terminal check |
| Date and Time Setting | Date (YYYY/MM/DD, etc.) / time can be set |
| Recording Media | SD / SDHC (2 to 32GB, class 10 recommended) |
| Optional Accessories | AC adapter UNI324-2410-CT |
|---|
Dimensions
UNI324-2410-CT
AC Adapter for 24 VDC supply
| Object Product Model | WD-100A, WP-120A |
|---|