The Calibration Options menu has provisions to:

•

modify the calibration cylinder settings (CYLINDER SETUP)

•

enable/disable calibration due and to set the number of days (CAL DUE OPTIONS)

•

enable/disable the option to show the last cal date at turn on and (LAST CAL DATE)

When enabled, the date of the last device calibration displays during the turn-ON process.

•

enable/disable the option for password protected calibration (CAL PASSWORD)

When enabled, the device setup password must be entered prior to calibration.

Press:

•

the q button go to next page

•

the p button to go previous page

•

the  button to enter setup.

Setting Calibration Cylinder

This option has a dialog similar to the span calibration dialog.

The display shows all active sensors.

1.

Press the button to enter setup.

The screen for the first calibration cylinder displays.

2.

Press

the q or p button to change the value.

the button to confirm the setup.

With this confirmation the device automatically moves to the next cylinder setting.

3.

Repeat the sequence for changing the required settings for all necessary gas values.

After the last setting is performed, the device returns to the Calibration Options menu.

The only allowed calibration gas for the 0-2000 ppm PID sensor is 100 ppm isobutylene balanced in air. Higher concentrations can cause false readings of the CO sensor.

Setting Cal Due Options

1.

Press the button to enter setup.

2.

Press the q or p button to enable/disable this option.

3.

Press the  button to confirm.

4.

After confirmation the device prompts the user to enter the number of days for the reminder.

5.

Change number of days by pressing the q or p button.

6.

Press the button to go to the next menu.