4 CHAPTER 1: QUICK REFERENCE
087-0065 REV B SCOTT SAFETY
Zero Calibration The following flow charts provides a quick reference of the Protégé Single Gas
monitor’s zero calibration. See “Pushbuttons” on page 23 and “Zero Calibration” on
page 31 for the detailed actions.
Refer to Table 6 for the operation button shown in the flow chart below.
Caution: This area must be free of flammable gases during calibration.