How to Calibrate MT-CO2-A37 Support February 10, 2022 10:03 Updated Follow It is recommended to calibrate the device before use. And repeat periodically with use. Related articles Updating or Reinstalling TESTER7-IP-3HD Firmware CO2 Meters for Indoor Ventilation Control How to keep the SF-KB1200 from logging off every 30 minutes of inactivity TESTER7-5N1-4M Shielded UTP cable test
