RKI Instruments GX-86A - Manual (Page 23)

Model GX-86A Instruction Manual
Page 22 Hayward, California (510) 441-5656
2. Enter calibration mode
With the instrument on, press and hold the (SHIFT)/▼ switch,
then press the DISPLAY/(ADJ.) switch. The display will show:
The “1” will flash, indicating the active selection. To select Auto
Calibration, press ON/OFF/ENTER. (Go to next section, Auto
Calibration.)
To skip to separate calibration for individual sensors, press the
(SHIFT)/▼ switch to scroll down through the calibration menu
(Press AIR/▲ to scroll up). The flashing number indicates the
active selection. Press ON/OFF/ENTER to start calibration for
that selection. (Go to Combustibles Span section.)
Auto Calibration
At the Auto Calibration prompt, press AIR to enter the Auto
Calibration procedure, or DISPLAY to return to the calibration menu.
1. Setting Calibration Values
The Calibration Values display shows the current settings in the
instrument’s memory for Auto Calibration. These values must
agree with the gas concentrations written on the Four-Gas
1.AUTO CAL.
2.SET SPAN <HC>
AUTO CALIBRATION
YES:AIR NO:DISP.