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.