Ventis™ LS Product Manual
18
© Industrial Scientific Corporation
Calibration Mode Selection
Does not display if the installed sensor
combination includes H
2
S and NO
2
, or,
SO
2
and NO
2
.
Options
0 = Standard Calibration
1 = Quick Calibration
The quick calibration option sets the monitor to calibrate all four
sensors simultaneously. The standard calibration option sets the
monitor to calibrate each sensor independently.
Press
ENTER
to edit
the value, if needed.
Press
ON/OFF/MODE to
set
the value and advance to the Low Alarm
Set Screen.
NOTE: The user can edit the values for four alarm types in configuration mode. The monitor presents these options
in the order shown below.
1. Low alarm
2. High alarm
3. TWA (if toxic sensors installed)
4. STEL (if toxic sensors installed)
For each alarm type (e.g., low alarm), the user can edit the alarm settings for each installed sensor, one sensor
at a time. The order in which the sensors are subject to change is as follows.
1. Toxic sensor 1
2. LEL sensor
3. Toxic sensor 2
4.
O
2
sensor
Low Alarm Set-point Screen
Displays the existing low alarm value for
each installed sensor. If any one of the
sensors is NOT installed, its position on
the display is blank.
Press
ON/OFF/MODE to bypass
the low alarm value set process and
advance to the High Alarm Set-point Screen.
Press
ENTER
to
begin
the low alarm value set process.
On the display, the first sensor subject to change flashes.
Press ENTER to edit the value, if needed; press repeatedly or
hold down to speed the increment pace.
Press ON/OFF/MODE to set the value.
The next sensor subject to change flashes. Continue to use
the ENTER and ON/OFF/MODE buttons, respectively, to edit
and set each sensor’s low alarm value.
After the alarm value
is set for each installed sensor,
press
ON/OFF/MODE
to advance to the High Alarm Set-
point Screen.
High Alarm Set-point Screen
Displays the existing high alarm value for
each installed sensor. If any one of the
sensors is not installed, its position on the
display is blank.
Press
ON/OFF/MODE to bypass
high alarm value set process and
advance to one of two screens as noted below.
Press
ENTER
to
begin
the high alarm value set process.
On the display, the first sensor subject to change flashes.
Press ENTER to edit the value, if needed; press repeatedly or
hold down to speed the increment pace.
Press ON/OFF/MODE to set the value.
The next sensor subject to change flashes. Continue to use
the ENTER and ON/OFF/MODE buttons, respectively, to edit
and set each sensor’s high alarm value.
After the alarm value
is set for each installed sensor,
press
ON/OFF/MODE
and advance to one of two
screens.
If at least one toxic sensor is installed, the TWA
Alarm Set Screen displays.
