Product Features; Switching On; Auto Zero; Switching Off - Linde G-TECTA SG Operating Manual

6 UK
G-TECTA SG – Product Features
®
Gas
Sensor
Display
Screen
Mode
Button
Operation

Switching On

The G-TECTA SG is designed to be very easy to
®
operate. Please follow these simple steps to ensure
your instrument is ready for use:
Step 1
WARNING
 Ensure the instrument is in
clean air.
Step 2
Press and hold the mode button for approximately
3 seconds until the red LED flashes on the
instrument. The display screen will light up and
the instrument will begin its start up sequence.
G-TECTA SG Start-Up Sequence
®
The instrument will test the alarm LEDs, the alarm
sounder, the vibration alarms and the display
screen. The sounder may be silenced by pressing
the mode button once.
The instrument will continue through a start
up sequence as shown below, this will take
approximately 20 seconds.
OK
0.0
ppb
ppm
vv/v
Note: During the start up sequence, check the
battery status symbol to ensure you have enough
Alarm
battery charge to use the instrument.
LEDs
Calibration Check
If the instrument is due for calibration in less than
31 days "CAL xx" will be displayed, where xx is
the number of days to the next calibration. When
the date has expired, G-TECTA
warning message "CAL".
When "CAL" is displayed the instrument can
still function as a standard feature, although we
Sounder
strongly recommend that the instrument is sent
Outlet
for calibration as soon as possible. Press the mode
button to continue to normal operating mode.
Gas Name
Note: G-TECTA
the CAL date expiring by using G-TECTA

Auto Zero

The Auto Zero function is enabled as a default
setting*. During start-up, the instrument will display
the Auto Zero confirm screen and the display will
alternate between "Zero" and "????". Press the
mode button to activate the Auto Zero function.
Note: The instrument will time out in 10 seconds then
change to normal operating mode, without performing
an auto zero, if the mode button is not pressed.

Switching Off

Press and hold the mode button for 5 seconds,
the display will count down until the display shows
OFF. If you release the mode button during the
countdown, the G-TECTA
operating mode.
ppm
* The Auto Zero setting can be configured to operate
automatically, on user confirmation (default), or disabled,
using G-TECTA
SG can be set to lock in the event of
®
Autozero confirm
OK
No Autozero
OK
ppm
SG will return to normal
®
PC software (see page 15).
®
SG will display the
®
PC software.
®
OK