Ventis™ LS Product Manual
© Industrial Scientific Corporation
17
If the security code setting is 000, the security feature is disabled and the Enter Security Code Screen does NOT
appear. If the security code is NOT 000, the security feature is enabled and the monitor displays the Enter
Security Code Screen.
The monitor next checks for the presence of a China MA mining feature. If this feature is operational, the monitor
displays the Zero Initiate Screen.
If the China MA mining feature is NOT operational, the monitor then checks for an installed LEL sensor. If
installed, the monitor displays the LEL Type Screen. If no LEL sensor is installed, the monitor displays the Zero
Initiate Screen.
Configuration Process
NOTE: To view a fully narrated step-by-step audio visual demonstration of the configuration process, visit the
online Ventis LS Resource Center at www.indsci.com/VentisLSresources.
Display and Options
Instructions
Enter Security Code Screen
The presence of this screen indicates an
enabled security feature.
Press
ENTER to
edit
the value, if needed; press repeatedly or hold
down to speed the increment pace to reach the valid security code.
Press
ON/OFF/MODE to
enter configuration mode and arrive
at the
next applicable screen.
LEL Type Set Screen
Options
LEL
CH
4
Press
ENTER to edit
the value, if needed.
Press
ON/OFF/MODE
to set
the value and advance to the Zero Initiate
Screen.
NOTE: If the LEL type is changed, the sensor goes into calibration fail mode. A full
calibration is required before the monitor can be used and is accessible from the next
screen in the configuration process, the Zero Initiate Screen. For complete calibration
instructions, proceed to the manual section, Zero, Calibration, and Bump Testing.
Zero Initiate Screen
Options
Bypass zero and calibration process.
Begin zero and calibration process.
Press
ON/OFF/MODE
to bypass
the zero and calibration processes
and advance to one of two screens.
If the installed sensor set includes H
2
S and NO
2
, OR, SO
2
and
NO
2
, the monitor is pre-set for standard calibration mode and the
Low Alarm Set-point Screen displays.
For all others installed sensor combinations, the Calibration Mode
Selection Screen displays.
Press
ENTER
to begin
the zero and calibration process. Proceed to
the manual section, Zero, Calibration, and Bump Testing
