Mini-Circuits ISC-2425-25+ Quick Start Manual
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Mini-Circuits ISC-2425-25+ Quick Start Manual

Industrial system controller
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ISC-2425-25+
Industrial System Controller
Quick Start Guide
AN-50-001
www.minicircuits.com

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Summary of Contents for Mini-Circuits ISC-2425-25+

  • Page 1 ISC-2425-25+ Industrial System Controller Quick Start Guide AN-50-001 www.minicircuits.com...

  • Page 2: Table Of Contents

    Step 6 – Start heating ............................ 17 Step 7 – Use the digital locked loop to track the best match frequency ............18 AN-50-001 Rev.: OR DCO-000695 (11/01/21) File: AN-50-001.docx This document and its contents are the property of Mini-Circuits.

  • Page 3: Introduction

    The load inside the cavity is a material that needs to be processed with microwave energy.  A Windows or Linux PC is used to communicate with the ISC-2425-25+ board through the Mini-Circuits GUI. The goal is  to heat the chosen material, which presents a challenging load situation to the genertor system.

  • Page 4: Step 1 - Assemble The Hardware

    I2C bus cable DC power supply (Molex to Molex) connector The ZHL-2425-250X+ power amplifier is connected to the ISC-2425-25+ with an SMA-to-MCX RF cable (Mini-Circuits part number XXXXXX, to be defined). SMA-to-MCX RF cable (Mini-Circuits part number XXXXXX) AN-50-001 Rev.: OR...
  • Page 5 With the cables and other hardware ready, it is straightforward to connect it all together. See the diagram and photograph below: AN-50-001 Rev.: OR DCO-000695 (11/01/21) File: AN-50-001.docx This document and its contents are the property of Mini-Circuits. Page 3 OF 19...

  • Page 6: Step 2 - Set Up And Run Software

    Note: Linux may request permission to do these actions. Provide ‘Y’ to approve.  Note: Some Linux distributions may use a different packet manager than ‘apt-get’.  AN-50-001 Rev.: OR DCO-000695 (11/01/21) File: AN-50-001.docx This document and its contents are the property of Mini-Circuits. Page 4 OF 19...
  • Page 7 In the terminal application use the ‘chmod’ function to grant run permission to the GUI application: sudo chmod +x /path/to/Toolkit_GUI  4. Double-click ‘Toolkit_GUI’ to start the program. AN-50-001 Rev.: OR DCO-000695 (11/01/21) File: AN-50-001.docx This document and its contents are the property of Mini-Circuits. Page 5 OF 19...

  • Page 8: Step 2.1 - (Optional) Configure Communication Port

    The GUI automatically attempts to clear errors. If any errors persist, that means there is an ongoing problem with the setup that must be resolved before continuing. AN-50-001 Rev.: OR DCO-000695 (11/01/21) File: AN-50-001.docx This document and its contents are the property of Mini-Circuits. Page 6 OF 19...

  • Page 9: Step 4 - Find The Best Frequency For Rf Energy Delivery

    The GUI displays forward power, reflected power and reflection (%) or S11 (dB) in the lower left corner. Switching units (watt <-> dBm) is done by clicking the ‘unit’ button of any of the three displayed parameters: AN-50-001 Rev.: OR DCO-000695 (11/01/21) File: AN-50-001.docx This document and its contents are the property of Mini-Circuits. Page 7 OF 19...
  • Page 10 0 and the RF energy delivery into the load/process would be the most efficient. Figure 1: S11 (dB) vs frequency & Reflection (%) vs Frequency AN-50-001 Rev.: OR DCO-000695 (11/01/21) File: AN-50-001.docx This document and its contents are the property of Mini-Circuits. Page 8 OF 19...
  • Page 11 In this case that is at 2470MHz, where the reflection amounts to roughly 12%. Note: To return to previous page of the sweep menu, press the ‘back’ button in the top left. AN-50-001 Rev.: OR DCO-000695 (11/01/21) File: AN-50-001.docx This document and its contents are the property of Mini-Circuits. Page 9 OF 19...

  • Page 12: Step 5 - Configure Power

     2.6 Step 5 – Configure power For this example, the chosen material will be heated with maximum available power. The Mini-Circuits ZHL-2425- 250X+ PA is a 250W model, so 250W output power will be used. Set the power to 250W.

  • Page 13: Step 7 - Use The Digital Locked Loop (Dll) To Track The Best Match Frequency

    To avoid straining the system with a poor match, turn off RF output for the time being.  AN-50-001 Rev.: OR DCO-000695 (11/01/21) File: AN-50-001.docx This document and its contents are the property of Mini-Circuits. Page 11 OF 19...
  • Page 14 Enable RF output.  The DLL is now enabled and is tracking the optimum S11 frequency as the material heats. AN-50-001 Rev.: OR DCO-000695 (11/01/21) File: AN-50-001.docx This document and its contents are the property of Mini-Circuits. Page 12 OF 19...
  • Page 15 RF power used and needs to be determined in by the user. AN-50-001 Rev.: OR DCO-000695 (11/01/21) File: AN-50-001.docx This document and its contents are the property of Mini-Circuits. Page 13 OF 19...

  • Page 16: Quick Start (Serial Terminal Interface)

    The physical requirements and the assembly of the components are the same as before (See chapter “2.1 Step 1 – Assemble the hardware”), however instead of the Mini-Circuits GUI, the ISC’s command set is used to operate the generator. This is achieved by using the terminal emulator program PuTTY.
  • Page 17 Save the session, so that it won’t need to be reconfigured again in the future and press ‘Open’ to start a connection with the ISC-2425-25+ board. A blank terminal window will pop up. AN-50-001 Rev.: OR DCO-000695 (11/01/21) File: AN-50-001.docx This document and its contents are the property of Mini-Circuits. Page 15 OF 19...

  • Page 18: Step 3 - Check System Status

    In the example below, an S11 frequency sweep is performed at 50 watts, in the 2400 – 2500 MHz range, with a step size of 10MHz: Use the $SWP command to perform an S11 frequency sweep in watts.  AN-50-001 Rev.: OR DCO-000695 (11/01/21) File: AN-50-001.docx This document and its contents are the property of Mini-Circuits. Page 16 OF 19...

  • Page 19: Step 5 - Configure Power

     3.5 Step 5 – Configure power For this example, the material will be heated with the maximum available power. The Mini-Circuits ZHL- 2425-250X+ PA is a 250W model, so 250W output power will be used. Use the $PWRS command to set the power to 250W.

  • Page 20: Step 7 - Use The Digital Locked Loop To Track The Best Match Frequency

    (3.32W / 49.97W = 0.066 → 6.6%). Please note that the reflection at the previously config- ured 2470 MHz has increased to almost 34% in the meantime. AN-50-001 Rev.: OR DCO-000695 (11/01/21) File: AN-50-001.docx This document and its contents are the property of Mini-Circuits. Page 18 OF 19...
  • Page 21 Mini-Circuits customers are solely responsible for the products, systems, and applications in which Mini-Circuits parts are incorporated or used. In that regard, customers are responsible for consulting with their own engineers and other appropriate professionals who are familiar with the specific products and systems into which Mini-Circuits’ parts are to be incorporated or used so that the proper selection, installation/integration, use and safeguards are made.

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