Snapshot Mode; Twa/Stel Readings; Tick Mode; Datalogging Session Indicator - Industrial Scientific VX500 Instruction Manual

S
NAPSHOT
R
If the Snapshot mode is enabled, press
0ppm
Snapshot menu screen appears. The Snapshot operating
0 ppm
mode allows the user to capture the current instrument
0 ppm
reading and store it in the datalogging memory along with
E To Update
the current time and date stamp. Pressing
while this mode is displayed will automatically result in
the reading, time and date to be recorded into the
instrument memory. When datalogging is turned off, the
snapshot mode can be enabled. For more information on
setting up the snapshot mode, refer to the Datalog
Configuration section on page 20.
TWA/STEL R
TWA
If the STEL and TWA features are enabled, press
0
until the TWA/STEL screen appears. This screen will
STEL
0
display the current 8-hour time weighted average (TWA)
and 15 minute short term exposure limit (STEL) average
E to reset both
M to Continue
readings measured since these readings were last cleared
and reset. Pressing
current TWA and STEL readings to zero. Resetting the
STEL and TWA readings will automatically create a new
datalogging session if the VX500's datalogging feature is
enabled.
T M
ICK ODE
R
If the Tick mode feature is enabled, press
tick screen appears. With the tick mode enabled the
0.1ppm
VX500 will sound an audilble tick which increases in rate
▲ & ▼ to Change
as the gas concentration detected is increased. This
Tick Rate
function may be useful in tracking leaking gas
E to Accept
concentrations or while detecting fugitive emissions.
12
M :
ODE
until the
ON/OFF
MODE
at any time
ENTER
EADINGS
ENTER while in this mode will reset the
until the
ON/OFF
MODE
D
ATALOGGING
If the Datalogging feature is enabled press
"Datalog Session" screen appears. The datalogging
session indicator displays the elapsed time that has passed
since the datalogging session was last reset along with the
current date and time. At one minute recording intervals
the VX500 is capable of storing up to 150 hours of gas
readings.
D S
ATALOG
If the Datalogging Pause feature is enabled, press
until the "Datalog Session Enabled/Paused" screen
appears. Pressing
datalogger from paused to enabled, allowing the user to
control when the VX500 is datalogging. When paused,
the datalogging icon flashes.
ON/OFF
MODE
R D
ESET ATALOGGING
If the Datalogging feature is enabled, press
"Reset Datalog Session" screen appears. Pressing
during the mode will start a new datalogging session and
reset the elapsed session timer to 00:00. Pressing
time from the datalogging session indicator will return the
instrument to the normal operating screen.
C D
LEAR ATALOGGING
If the Clear Datalogging feature is enabled, press
until "Clear All Data" appears. Pressing the
this mode will clear all of the current datalogging memory.
Pressing ON/OFF will return the instrument to the normal
MODE
operating screen.
S I
ESSION NDICATOR
until the
ON/OFF
MODE
P
ESSION AUSE
during this mode will toggle the
ENTER
S
ESSION
until the
ON/OFF
MODE
M :
EMORY
ENTER
during
6/20/2002 08:22
+25.3 C
Datalog Session
Elapsed Time
00:01
ON/OFF
MODE
Datalog Session
> Enabled
E To Change
ENTER
Datalog Session
Press E To Reset
one
ON/OFF
MODE
ON/OFF
MODE
13