Download the version corresponding to your OS (e.g., Windows 10 Universal Windows Driver or Windows 11 driver). Extract the downloaded ZIP folder to your desktop. Manually Update via Device Manager Plug your CEM DT-172 into a USB port.
In some cases, third-party software or universal data logger software might work with your DT-172, especially if CEM no longer supports it. However, be cautious when using third-party software, as compatibility and security could be issues.
The DT-172 uses a USB-to-UART bridge. Windows 10/11 may not auto-install the correct driver.
The most frequent problem is the "Device Not Recognized" error. Even if you install the software, the Windows Device Manager may show a yellow exclamation mark next to the USB device. cem dt172 data logger software download fix
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Right-click on setup.exe (or the installer application) and select . Follow the on-screen prompts to install the core program. Step 4: Install the USB Drivers
CEM DT-172 Data Logger Software Download & Troubleshooting Fix Download the version corresponding to your OS (e
If the software is installed but won't "see" the logger, follow these steps: Open Device Manager on your PC. Look for "Ports (COM & LPT)" or "Unknown Device." Right-click and select Update Driver .
Download the official software bundle, which usually includes the logging software (often called "SmarTag" or "Data Logger") and the necessary USB drivers.
Look under or Universal Serial Bus controllers . In some cases, third-party software or universal data
Older versions of the CEM driver lack modern digital signatures, causing Windows 10 and 11 to block them automatically.
Change the to an unused lower digit (between COM1 and COM4).
The software needs permission to write log files and access system COM ports. Right-click the CEM Data Logger desktop icon. Select . Go to the Compatibility tab. Check the box for Run this program as an administrator . Click Apply and OK . Use Compatibility Mode If the software crashes immediately upon opening:
The primary reason the CEM DT-172 software displays an "Error: Device not found" or "COM Port Cannot Open" message is a missing or corrupt USB-to-Serial driver. The hardware relies on an internal chip that requires specific virtual COM port drivers. Manually Install the Driver
A: CEM does not publish public direct links for security reasons. Contact support@cem-instruments.com with your serial number (on back of logger) – they usually respond within 3 business days with a secure WeTransfer link.