Techmize TH1778A DC bias current source

Product number: TH1778AS
TH1778A - Tonghui DC bias current source 0 - ±20 A, 20 Hz - 2 MHz, ±1 % accuracy, 1 mA resolution, 10 V output, master mode.
Volume discounts on request!

€4,960.00 Net

€5,902.40 incl. VAT

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Delivery time: 10 weeks

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Further information

Description

The Tonghui TH1778 series is a powerful DC bias current source that delivers currents from 0-20 A and can be extended up to 120 A via master/slave connection. With a graphical touch user interface, AC/DC super position test technology and a frequency bandwidth of up to 2 MHz, it fulfils the highest demands in research, development and quality control of magnetic components. Thanks to SCPI remote control, multilingual GUI and intelligent profile management, the TH1778 integrates seamlessly into automated test systems and production lines.

Features

  • Constant current output 0 - 20 A per device, master/slave extension up to 120 A 
  • Fine-step current stepping: < 1 A → 5 mA, < 5 A → 25 mA, up to 120 A → 100 mA 
  • AC/DC superposition test theory for high precision and high frequencies up to 2 MHz 
  • Two operating modes: single current output and step-by-step scanning
  • Intuitive graphic GUI with touchscreen, physical buttons and footswitch
  • Real-time operation mode of all parameters without waiting time
  • Advanced file management: storage and recall of 99 user profiles
  • Two SCPI command modes and five footswitch modes for flexible control
  • Dual progress indicators and tool utilities for monitoring
  • Choice of German/English in user interface

Applications

    • AC/DC superposition testing of inductors and reactors
    • Magnetisation and saturation behaviour of ferritic and iron-based cores
    • Characterisation of magnetic materials in R&D and laboratories
    • Automated test lines via SCPI interface and master/slave network
    • Quality assurance and long-term tests under variable current profiles

Technical Data

ModelTonghui-TH1778 Series-front-min
TH1778A
Tonghui-TH1778 Series-front-min
TH1778B
Tonghui-TH1778 Series-front-min
TH1778AS
Supported frequency20 Hz - 2 MHz20 Hz - 2 MHz20 Hz - 2 MHz
Current range0 - ±20 A0 - ±20 A0 - ±20 A
Current accuracy±1 %±1 %±1 %
Current step1 mA1 mA1 mA
Control modeMaster-Slave, stackable up to 5 units
Output voltage10 V10 V10 V