24-bit AD resolution, single channel 102.4KS/s, maximum sampling rate 204.8KS/s, 2-channel synchronous acquisition, uV-level acquisition, isolated USB, high-speed data transmission, IEPE support, C, LABVIEW, matlab, python and other multilingual programming, providing routines and supporting secondary development
VK700 Isolated USB High Speed 24 Bit Data Acquisition Card
471,00 €
| Dimensions | 8,2 × 13,9 × 4,36 cm |
|---|
- Connection: USB
- Colour: Black
- 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
- 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 2000Exceeding the absolute maximum value may damage the device and cause irreversible damage.
- 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: Program 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 4uVProgram set 7 -1mV~+1mV 5uVADC background noise is white noise, which is super imposed on the measurement result. (White noise can not be eliminated by hardware, only by software filtering.)
- Sample Rate Vs Effective Resolution: 1K ~ 4Ksps 21bit4K~15Ksps 20bit15k~35Ksps 19bit35k~64Ksps 17bit64k~100Ksps 16bitThe higher the sampling rate, the higher the noise of the ADC and the surrounding internal devices, and the lower the effective resolution.
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