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Siemens S7 200 Password Crack

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Siemens S7 200 Password Crack

Siemens S7 200 Password Crack

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How to Unlock Password Siemens S7-200 PLC

If you have forgotten or lost the password of your Siemens S7-200 PLC, you may be wondering how to unlock it and access your program. Depending on the CPU version and firmware of your PLC, there are different methods to crack the password. In this article, we will show you how to unlock password Siemens S7-200 PLC for CPU versions below v2.01 and v2.01 and v2.02.

For CPU Version Below v2.01

  1. First go to plcunlockbd.com and Download PLC HMI password unlock v4.2[^2^].

  2. When your download is complete, you will get a file named "PLC HMI Password Unlock V4.2.rar". Extract it and open the "Unlock Software" folder.

  3. Select your PLC model by going to Select PLC Type > Siemens > S7-200 REL 02.01 as shown in the picture below[^2^].

    Select PLC Type

  4. Use the PPI cable to connect your PLC to your computer. Select the correct communication port and click on "DECRYPTION".

    Decryption

  5. Now you will see your password in the password field. You can use it to open your program in STEP 7-Micro/WIN software.

    Password

For CPU Version v2.01 and v2.02

  1. First open the top cover of the PLC and pick up the IC number from the PLC board according to your PLC model. For example, if you have a CPU 226CN, you need to copy the IC number 24512WP.

    IC Number

  2. Copy the IC with a programmer kit such as CH341A or TL866II Plus. When you copy the IC, you will get a BIN file that contains your program and password.

    Programmer Kit

  3. Go to plcunlockbd.com and download PLC HMI password unlock v4.2[^2^]. Extract it and open the "Unlock Software" folder.

  4. Select your PLC model by going to Select PLC Type > Siemens > S7-200 REL 02.01 as shown in the picture below[^2^].

    Select PLC Type

  5. Click on "Open Project" and select your BIN file. Then click on "Get Password". You will see your password in the password field.

    Get Password

Note: If you have a level 4 password, you must first convert it from level 4 to level 3 by using another software called "S7-200 Level 4 Converter". You can download it from plcunlockbd.com as well[^2^].

If you still have trouble understanding something, you can contact plcunlockbd.com for more help[^2^]. They offer free unlocking service for

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