VK701H+ is a USB type high-speed 24-bit data acquisition card. The VK701H+ acquisition card has the characteristics of true differential input, 4 channels of simultaneous acquisition, sampling accuracy of up to 24 bits, 400ksps sampling rate, 500 times precision pre-gain, and USB optical isolation. VK701H+ adopts multiple high-precision 24-bit ADC units and a pre-differential amplifier module developed and developed by our company for many years, making this product has high speed, high resolution, high precision, ultra-low noise, high common mode rejection ratio, measurement The advantages of wide range, low temperature drift, etc., are suitable for various occasions of precise and high-rate acquisition.
VK701H+ Quad-Channel Isolated 24-Bit USB Data Acquisition Card
667,00 €
| Dimensions | 8 × 11,2 × 2,4 cm |
|---|
- Connection: USB
- High Precision And High Resolution: 24-Bit resolution
- Ultra-low Noise Preamplification: Measures down to 0.1uV
- High-speed Synchronized Acquisition: Single-channel up to 102.4ksps (102.4 thousand samples per second), and 409.6ksps when operating in 4-channel mode
- Countingfrequency Measurement: Counting or frequency measurement
- Integration Of 1 Dac Output:: 0~3.3V analogue
- Integration Of 2 Pwm Outputs: 16-Bit adjustable PWM
- Supports Temperature And Humidity Measurement: Digital Humidity Sensor
- Usb Optical Isolation: Electrical isolation
- Usb Optical Isolation2: High anti-interference capability
- Iepeicp Support: Each channel can independently switch IEPE/ADC/0~20m
- Voltage Support: 0~20mA to 0~5V
- Adc Infusion Range: 0 ~ ± 10V
- Colour: Blue
- Usb Supply Voltage: V 5 4.5~5.5
- Usb Power Supply Current:: mA 50 30~100
- Adc Analogue Port Input Voltages: V +/-10
- Adc Reference Supply Absolute Accuracy: +- 0.05%
- Adc Reference Supply Temperature Drift: +-3ppm
- Adc Analogue Signal Input Bandwidth: Khz 0-20Khz
- Adc Anti-alias Filter Frequency Response: 0.2*fs@-3db, 0.5*fs@-10db
- Iepe Mode Ac Coupled Low Pass Frequency: Hz 0.4Hz@-3db
- Current Mode Resistor: Ω 250±0.1%
- Current Mode Maximum Measurable Current: 25mA
- Anti-alias Filter Type: Sinc3
- Iepe Drive Voltage: V 24 range 22-26
- Iepe Drive Current: mA 3 range 3.6 to 4.4
- Digital Port Input Vl Low: V 0 -0.3~1
- Digital Port Input Vh High: V 3.3 2~5.5
- Digital Port Output Voltage: V 3.3 3.2~3.4
- Digital Port Output Drive Current When Output Is High: mA 10
- Digital Port Input Absorption Current : uA 170
- Digital Dio4 Triggered Acquisition: falling edge trigger
- Adc Maximum Sampling Rate: ksps102.4 (4-channel synchronisation)
- Minimum Resolution Voltage: uV 0.1
- Out Output Voltage: V 0~3.3
- Pwm Output Frequency: Hz 0~100k
- Pwm Duty Cycle: % 0~100
- Counter Input Maximum Frequency: Hz 100K
- Counter Input Maximum Count Value: 2^64
- Usb Isolation Voltage: V 5KV
- Working Temperature Degrees Centigrade: -40~85
- Storage Temperature Degrees Centigrade: -40~105
- Safe Use Of Absolute Maximum: USB supply voltage: V -1~+6ADC Analogue Port: V -15V~+24VDigital Ports: V -1V~+5VDAC Output Ports: V -15V~+15VElectrostatic input (ESD) on all ports: V 2000
- Differential Input Common Mode Rejection Ratio Cmrr:: dB 130
- Input Bias Current: nA 1
- Input Bias Voltages: uv10
- Input Equivalent Voltage Noise: nVp-p 200 Maximum value is 400 when+-10 V is selected for the input range.
- Input Equivalent Current Noise Iecn: pAp-p 1 Maximum value is 2
- Equivalent Input Capacitance: pF 400
- Input Resistance: GΩ 1
- Adc Reference Accuracy: 0.5%
- Overall Maximum Temperature Drift Of Adc Amplification Acquisition Unit: ppm/℃ 6
- Input Ranges Vs Bottom Noise: @1KS/sProgram Set 0: -10V~+10V 0.15mVProgram Set 1: -5V~+5V 60uVProgram Set 2: -2.5V~+2.5V 35uVProgram Set 3 -1V~+1V 16uVProgram Set 4: -500mV~+500mV 10uVProgram Set 5: -100mV~+100mV 5uVProgram Set 6: -20mV~+20mV 4uV
- Sample Rate Vs Effective Resolution: 1 ~ 4Ksps: 21bit4K~15Ksps: 20bit15k~35Ksps: 19bit35k~64Ksps: 17bit64k~102.4Ksps: 16bitThe higher the sampling rate, the higher the noise of the ADC and the surrounding internal devices, and the lower the effective resolution
We make orders on demand
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