The process for Aspida calibration is very simple, please follow these steps:
Step 1:
Connect your aspida to the PC via a USB A to USB lead
Step 2:

Step 3:
The software should load with your device identified under found devices

Step 4:
Select your device (under found devices (click the icon) then click sensor settings

Step 5:
Select the sensor you wish to calibrate and click calibrate

Step 6:
In the calibration window, click next

Step 7:
Select low calibrate the sensor, and change the gas content value to the content of your low calibration gas (in ppm) (100% N2 would be preferable)
Step 8:
Click next

Step 9:
Follow the instructions for connecting regulator to a gas cylinder and click next

Step 10:
Follow the instructions for connecting the flow adapter to your device and click next

Step 11:
Turn the calibration gas on and click next

Step 12:
Wait for the reading to stabilise and click calibrate

Step 13:
Then move on to the sensor high calibration. The instructions should guide you through this step by step.
If you have any difficulty or require additional support, please feel free to contact Analox