Table of Contents
Advertisement
PS200
PORTABLE GAS MONITOR
9.2. Quick Calibration
This feature, if enabled, allows calibration without using the monitor's set-up menu and passcodes.
Quick Calibration uses predefined calibration gas cylinder values saved in the monitor. The
default values are:
• 50% LEL
• 18% O
2
• 100PPM CO
• 25PPM H
S.
2
The user must ensure the correct calibration gas and regulator should be used.
Note: These pre-defined cylinder values can only be adjusted via the monitor set-
up menu.
1. To access the quick calibration feature, press and hold the L button while the monitor is
switched ON. The monitor will first enter self-test.
2.
Continue holding the button until the self test finishes and the LCD displays ZERO
CALIBRATION, as shown in
3. Next, in a clean air environment, press and hold the R button to zero calibrate the monitor
ranges. Once the zero calibration finishes, the monitor displays SPAN CALIBRATION, as
shown in
Figure 56: SPAN CALIBRATION Screen.
4. Apply the gas to the monitor via a direct/fixed flow regulator (with a flow set at 0.5 l/min).
Note: The test gas must match the predefined cylinder values stored in the monitor.
36
Figure 55: ZERO CALIBRATION
Figure 55: ZERO CALIBRATION Screen
Figure 56: SPAN CALIBRATION Screen
Screen.
Revision 12.1
64171
Advertisement
Table of Contents
