VK701x-SD is a high-speed data acquisition card with 4-channel single input to differential input, 24-bitresolution, 102.4ksps four-channel synchronisation, support for offline SD storage, andprecisionpreamplification. This product adopts several high-precision 24-bit ADC units and preamplifier differentialamplification module, which makes this product has the advantages of high speed rate, highresolution, highprecision, ultra-low noise, high rejection ratio, wide measurement range, low temperaturedrift, anditissuitable for a variety of occasions of precision and high speed rate acquisition. LAN communication adopts TCP/IP and original exchange communication protocol andbuilt-inanti-packet loss prevention algorithm, which can ensure the stable transmission and collectionof datawithout loss for a long time.Capture card extension for series version, terminal type VK701N-SD, USBtypeVK701, WIFI as VK701W-SD. VK701x-SD capture card internal use of industrial-grade devices, the shell of the full metal shielding,can be adapted to the strong industrial interference occasions, and has the advantages of moisture-proof,shockproof and anti-interference.
VK701N-SD v2 Quad Ethernet 24-bit Data Acquisition Card
693,00 €
| Dimensions | 10,2 × 12 × 2,6 cm |
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- Connection: ETHERNET
- High Precision And High Resolution: 24-Bit resolution
- Ultra-low Noise Preamplification: Measures down to uV level
- High-speed Synchronized Acquisition: Up to 102.4ksps (102.4k dots per second) for a single channel, 409.6ksps for 4 channels
- Countingfrequency Measurement: Counting or frequency measurement
- Integration Of 1 Dac Output:: 0~3.3V Analogue
- Integration Of 2 Pwm Outputs: 16- Bit Adjustable PWM
- Colour: Blue
- Usb Supply Voltage: V 5 4.5~5.5
- Usb Power Supply Current:: mA 260 200~300
- Adc Analogue Signal Input Bandwidth: Khz 0~20Khz 20Khz@-3db
- Adc Anti-alias Filter Frequency Response: 0.2 * fs @ -3db 0.5 * fs @ -10db fs = Set sample rate
- Iepe Mode Ac Coupled Low Pass Frequency: Hz 0.4Hz@ -3db Note1
- 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 4 3.6~4.4
- 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
- Adc Maximum Sampling Rate: ksps 102.4 4-Channel Synchronisation
- Minimum Resolution Voltage: uV 0.1
- Out Output Voltage: V 0~3.3
- Pwm Output Frequency: Hz 0~100k
- Counter Input Maximum Frequency: Hz 100K
- Counter Input Maximum Count Value: 2^64
- Working Temperature Degrees Centigrade: -20~85
- 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~+5V Electrostatic 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 0.3mVProgram set 1 -5V~+5V 0.1mVProgram set 2 -2.5V~+2.5V 60uVProgram set 3 -1V~+1V 25uVProgram set 4 -500mV~+500mV 15uVProgram set 5 -100mV~+100mV 6.5uVProgram set 6 -20mV~+20mV 6uVProgram 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.
- Multiple Measurement Modes: ADC / IEPE / 20mA
- Input Range: 0 ~ ± 10V Multiple Programmable Amplification Stops
- Support Sd Storage: Optional storage in txt / bin format
- Supply Port Voltage: 8V~24V 6V~28V
- Supply Port Current Usb Not Powered: mA 65mA@24V ADC mode Note: WIFI version add 50mA ADC Analogue Port Input Voltage: V -10V ~ +10V
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