Long-term data can be captured directly to built-in 256-MB flash memory or to an external USB memory stick at sampling intervals of from 1 ms to 1 min. For high-speed sampling at intervals faster than 1 ms, up to one million data points can be captured to internal RAM.
Example of 8-channel analog measurement
| Capture destination | 10μs | 100μs | 500μs | 1ms | 10ms | 100ms | 1s |
Internal RAM (up to one million points) |
10 seconds |
Approx. 1 min. and 40 sec. |
Approx. 8 min. and 20 sec. |
Approx. 16 min. and 40 sec. |
Approx. 2 hrs. and 40 sec. |
Approx. 1 day and 3 hrs. |
Approx. 11 days and 13 hrs. |
| Internal flash memory (256 MB) |
× |
× |
× |
Approx. 11 hrs. |
Approx. 4 days |
Approx. 49 days |
Approx. 493 days |
| External USB memory stick (512 MB) |
× |
× |
× |
Approx. 22 hrs. |
Approx. 8 days |
Approx. 98 days |
Approx. 986 days |
The USB memory stick must be a standard model (without fingerprint recognition or other proprietary features).
Built-in, large-format 5.7-inch color LCD for easy-to-read waveforms
The bright, easy-to-read large-format 5.7-inch color TFT LCD provides vivid, easy-to-read waveform displays. Cursor keys enable fast, easy control and setup. The waveform display can be scrolled at high-speed – 10 ms/DIV.

Easy PC measurement via USB; remote monitoring via Ethernet web server and FTP functions
The USB and Ethernet connections enable transfer of captured data to your PC and setup and control of the GL900 from a PC, even without the PC software provided standard with the GL900.

Web server/FTP server functions
Waveform display and GL900 setup operations can be performed via a web browser (e.g., Internet Explorer). In addition, data files captured to the GL900’s internal memory or to a USB memory stick can be transferred or deleted from the PC.
USB drive mode
When your GL900 is connected to your PC via the USB interface, the GL900 can be operated in USB mode to enable fast, easy data transfers from internal memory to the PC.
NTP client function
Simply connect the GL900 to an NTP server via an Ethernet connection to synchronize GL900 time with NTP server time at periodic intervals
Dedicated software for real-time data capture
Three measurement screens are provided to allow selection of the screen that best suits measurement needs. The Replay screen provides a Zoom screen feature to enable enlarged display of specific sections of long-term measurement data.

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