Opening RDZ Files

The RDZ file type is primarily associated with GRF1000 Recorder.

RDZ	File extension: RDZ
	File type:	data file

What is an RDZ file?

RDZ files mostly belong to GRF1000 Recorder. RDZ files are recorder data files. They store measurement records produced by devices like the GRF1000 recorder. Typically, these files hold time-stamped sensor readings and other logging information in a proprietary binary format.
Useful details include:

Primary use: Recording and archiving sensor or process data.

Manufacturer info: They are linked to the GRF1000 series, and an alternative view calls them Yokogawa SmartRecorder data files, as noted by Eurotherm Review.

Data structure: The files are not plain text but contain structured, binary information suited for later analysis.

FilExt.com tip: If you have an RDZ file, you will need the software provided by the recorder manufacturer to open and analyze its contents.

How to open an RDZ file

You need a suitable software like GRF1000 Recorder to open an RDZ file. Without proper software you will receive a Windows message "How do you want to open this file?" or "Windows cannot open this file" or a similar Mac/iPhone/Android alert. If you cannot open your RDZ file correctly, try to right-click or long-press the file. Then click "Open with" and choose an application. You can also display a RDZ file directly in the browser:. Just drag the file onto this browser window and drop it.

Online RDZ Text Viewer

Choose your .rdz file to analyze

or drag and drop it here

Online File Viewer

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RDZ file format:

Each file has a definite file format, that is, how the stored data is arranged in the file. The file format can be determined based on the file extension and the signature (the first few characters of a file). File extension, signature and file format must match; otherwise errors will occur when the file is opened. So a detailed analysis of a file is vital in order to determine the format and the associated program. Our analysis of the RDZ files produces the following result:

RDZ is not a commonly used file extension and is mainly used by one program with a specific format. The following file formats are most commonly found in RDZ files:

• 90% of all RDZ files start with the bytes SSKTGRFTYPE crucial for this file format. If you open these files in a text editor, you will see only illegible characters. The files are on average 240 KB in size and range from 4 KB to 2 MB. The file type was created 20 years ago but is still used today. The keywords GRF1000, SSKTGRFTYPE, SSKTCONFIG and Recorder are typical for these files. Examples of file names are HISD0001.RDZ or DAT0001.RDZ. Such files sometimes refer to auto.
• 4% of all RDZ files are based on the zip format, the RDZ file contains a number of compressed files. A typical number of included files is 2. File names inside are document.xml and structure.xml. If you'd like to see the images and files included, just rename the file extension to .zip and double-click. Most of these files are 240 bytes to 560 KB in size. The files contain the following words: document.

The remaining 6% of all RDZ files are files with no common format. Just click the "Choose your .rdz file to analyze" button on this page to find out what your RDZ file is.