Ventis MX4 Toxic Gas detector user guide - P1: Quick Access Menu

Part 1: Turn off the machine and use the Quick Access Menu for the MX4 toxic gas detector

1- Hold and hold the power (Open/Off/Mode) for about 3 seconds, then release to open the source. A check screen appears. Brief display of pump, setup screen, software version.
2 – Countdown screen
3 – Gas display
3+4 – Press and hold the power button (Open/Off/Mode) and enter button for about 3 seconds at the same time, and release, to log in to Configure Advanced Settings
5 – Press the power button to view the screen from the last calibration date
6 – Press the power button to see the start screen value 0 (Zero machine) (if activated). Power press (Open/Off/Mode) to skip zero
7 – Press the power button to see the Bumptest function screen start (if activated). Power press (Open/Off/Mode) to skip bump test
8 – Press Enter to start the return process to 0
9 – Press the power to see the highest reading index screen. Press Enter to delete the highest value, if desired.
10 – Press Enter to start the Bumptest test process.
11 – Press the power button to view the TWA reading index screen. Press Enter to delete the reading, if desired.
12 – Press the power button to see the STEL reading index screen. Press Enter to delete the reading, if desired.
13 – Press the power button to return to the normal measuring screen.