Description

 

VKINGING VK702NH-SD 800ksps DAQ LAN Precision High Speed Data Acquisition Card for 8CH Acquisition

Description:
The VK702NH-SD is a 24-bit Ethernet (LAN) data acquisition card. VK702NH-SD features true differential input, 24-bit ADC, 8-channel simultaneous acquisition, maximum 800ksps sampling rate and adjustable pre-gain unit. Data can be stored offline. Using multiple high-precision 24-bit ADC units and input filter units, the data acquisition card features high rate, high resolution, high precision, low noise, high common-mode rejection ratio, wide measurement range, low temperature drift, etc. Thus, it is suitable for various occasions of precision and high-rate acquisition.

It adopts industrial-grade devices, with low temperature drift and strong anti-interference ability. Its shell adopts all-metal shielding, which can adapt to the application of strong industrial interference, and has the advantages of shockproof and anti-interference.

Features:
* ADC up to 24-bit resolution and LAN (Ethernet) port transmission
* Input range: 0 ~±10V
* High rate: 800ksps; Up to 100ksps per channel
* Sample rate: 4-way IO ports, configurable input and output
* Configurable 2-way PWM
* 1-way count input configurable
* 1-way DAC output configurable
* High accuracy reference: 2.5V ±0.05%
* Configurable external trigger quantitative acquisition
* External clock synchronization acquisition can be configured
* Configurable externally triggered quantitation/external clock synchronous acquisition
* TCP/IP data transmission CRC check, without data loss
* Built-in 256M memory to solve temporary network disconnection
* Support SD offline data storage
* Support IEPE/ICP transmission mode software switchable
* Using high-stability LAN unit for stable and reliable transmission
* Input impedance: 1GΩ
* ADC nonlinear THD: >100dB
* ADC input common-mode signal rejection ratio: >140dB
* Temperature drift: <2 μV/°C   
* Metal shielded shell: strong anti-interference ability
* The whole machine adopts low-noise industrial-grade devices, with low temperature drift and strong anti-interference ability

Product Application:
* Weak signal measurement and acquisition
* Low noise data collection
* Ethernet networking measurement system
* High impedance differential signal measurement

AD analog input function:
* AD Type: Bipolar 24-bit
* Sample rate: 8 channels with a total of 800K sampling rate, each channel has a maximum of 100K sampling per second
* Input impedance: 1G ohms
* Voltage input range: 8 channels±1mV ~ ±10V (eight range options)

DA analog output function:
* Number of channels: 1 channel 16-bit (Bit), output voltage range: -10V ~ +10V

DI digital input and output function:
* Number of channels: 4 channels, compatible level voltage: +5V or +3.3V

PWM functionality:
* Number of channels: 2-way independent PWM adjustable range of 1~1Mhz, 0.0~1.0 adjustable duty cycle

Counting function:
* Pulse counting measurement: 1 way, high level 3.3V or 5V and maximum count is 4294967295

Storage capabilities:
* Can insert an external SD card for offline data storage

Product size:
* 120 x 108 x 26mm/4.7 x 4.3 x 1" (LxWxH)

Software:
VK702NH-SD can work in common operating systems such as WIN11/Win10/WIN7, LINUX, etc., and provide dynamic link libraries called by common programming languages such as Python, VB, VC, C#, C++Builder, VB, Delphi, Labview/Labwindows and Matlab. It is simple and easy to use its programming function interface, making it easy to write applications. Routines for Python, VB, VC, C#, C++Builder, VB, Delphi, Labview/Labwindows and Matlab can be provided.

Package Included:
* 1 x Data acquisition card
* 1 x 1.5M/4.9FT RJ45 network cable with shielding
* 1 x 1M/3.3FT gold-plated oxygen free copper high-speed data cable

Note:
* Please contact us for data packages such as drivers and routines after purchasing. Thank you!
* SD card is not included.



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