10 Channels 12-bits Voltage Logger
The Diagonal Systems Voltage logger offers 10 single ended channels with high resolution and high accuracy data logging. The device can be used as a stand alone device that logs the voltages into a micro SD Card or can be connected to a computer with our software.
Applications
- Energy storage systems.
- Weather station recording.
- Temperature sensors.
- Hydrographic recording.
- Soil moisture level recording.
- Gas pressure recording.
- Variations in light intensity.
- Tank level monitoring.
- Vehicle Testing.
- Scientific investigations.
- Debugging and validating analogue electronics.
General specifications
- Start / Stop logging push button.
- Push-push micro SD Card socket.
- Pluggable terminal block connectors (included with the device):
- 2 x 5 ways used for voltage inputs.
- 1 x 2 ways used for ground.
- Real time data plotting with its Windows software.
- Small form factor: 95 x 77 x 30 mm (3.75 x 3.00 x 1.18 in).
- 3 LEDs for indicating faults and activity: Device status. SD Card activity. USB communications.
- High performance 32 bits automotive microcontroller.
- Real Time Clock Calendar.
- Replaceable CR1220 battery for the internal Real Time Clock Calendar.
Inputs
- 10 single ended inputs.
- Voltage input range: 0 to 3.3V.
- 12 bits, 805 µV resolution.
- Accuracy: ±1.61 mV.
- Maximum full scale error: ±0.5% (under 23±5℃, 45%～75%RH).
- Configurable noise filter levels.
- No pull-ups or pull-downs resistors on the inputs.
Data logging
- Easy external access to the SD Card.
- Supports up to 32GB micro SD cards (FAT32).
- Maximum file size 4GB.
- File size: aprox. 1.4MB per 10,000 samples.
- Data logged into "CSV" file (comma-separated values) easily importable to any spreadsheet program.
- Configuration: Logging interval: Minimum: 20 ms. Maximum: 1 hour. Time for creating a new file (Hourly, Daily, Weekly, Monthly). Number of floating zeros from the voltage values.
Software
- Plots to a graph the reading voltages.
- Save the plot to a "PNG" format image file.
- Start and stop reading voltages from the device.
- Configuration: Time interval for updating the graphs. Number of samples shown. Sample time. Minimum sample interval: 2 ms. Refreshing the graphs time interval.
Electrical characteristics
- Power supply and communications over USB mini-B.
- Low power consumption: 63mA maximum @ 5Vdc (0.31W).
- Inputs voltage protection ±25V.
* SD Card, Real Time Clock battery (1220 coin cell) and USB mini B cable not included.