ADQ-412 - Precise and dynamic current measurement up to 50 A

ADQ-412 - Precise and dynamic current measurement up to 50 A
Main features
  • Precise wide range measurement from a few µA to 50 A with precision shunts from Isabellenhütte
  • 2 differential current measurement channels with isolation
  • Isolation voltage: 700 VDC/VACRMS (channel to channel and channel to PC ground)
  • High bandwidth for current measurement: 20 kHz (rectangular)
  • Two 18 bit ADCs for up to 1.6 MS/s sample rate synchronously
  • Current ranges: ±25 mA (10 Ω shunt), ±50 A (5 mΩ shunt)
  • Non interrupting switching between the ranges
  • Interrupt on exceeding or undercutting the ±25 mA threshold ­
  • Short-term overload protection is guaranteed
  • Timer-controlled acquisition
  • Start/stop trigger: software, ext. digital trigger
  • Two TTL trigger inputs

Precise & dynamic current measurement up to 50 A

 The ADQ-412 CompactPCI board serves for PC based current measurement up to 50 A. 2 isolated analog input channels with the current measurement ranges ±25 mA and ±50 A are provided. The relay controlled change-over between the both shunts (10 Ω / 5 mΩ) is typically handled by your application without interrupting the circuit.

A hardware comparator automatically switches into the 50 A range as soon as the 25 mA range is exceeded by more than 12.5%. This protection mechanism works independently from operating system and application software. An appropriate interrupt event will be generated and can be evaluated by the application.

The ALLDAQ ADQ-412 offers a smart possibility to perform an user-specific adjustment. Depending on the application the user has the possibility to store specific adjustment data into an EEPROM additionally to the factory adjustment data (which can´t be overwritten).

By the ALLDAQ-Manager the user can select whether the factory or user adjustment should be activated when booting the computer.

Software Support

  • Drivers for Windows 10/8.1/8/7/Vista SP2 (32/64 bit)
  • API with a unique programming logic for Windows
  • Programming support (SDK) with examples for C++, C#, Visual Basic, Delphi/Pascal and Python included
  • ALLDAQ-Manager – Utility software offers a central access to the parameters of the ALLDAQ driver system and the help files
  • Virtual Instruments (VIs) for LabVIEW™
  • MATLAB® interface with examples and help file
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