To display software versions, To display twa and stel readings, To display minimum and maximum readings – RKI Instruments Pioneer 4W User Manual

Page 35

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Pioneer Gas Monitor Operator’s Manual

Operation • 31

To display software versions:

The Display Setpoints and Readings program displays the version number of the
Pioneer’s instrument, display, and channel software programs.

1.

Press and hold down the reset switch to enter the program.

2.

When the DISPLAY VERSIONS screen appears, release the reset switch.

3.

Press and release the reset switch to display the remaining software versions and
return to the normal screen.

To display TWA and STEL readings:

The Pioneer continuously computes Time Weighted Average (TWA) and Shot Term
Exposure Limit (STEL) readings for all active channels.

NOTE:

The Pioneer does not calculate or display TWA and STEL setting for oxygen
channels or combustible gas channels that have a unit of measure setting of

%LEL

. However, the Pioneer does calculate and display TWA and STEL settings

for combustible gas channels that have a unit of measure setting of

PPM/LEL

.

The STEL reading represents a channel’s average gas readings for the past 15 minutes.
The TWA reading represents a channel’s average gas readings for the past 8 hours.

1.

Press and hold down the reset switch to enter the program.

2.

When the DISPLAY TWA/STEL screen appears on the display screen, release the reset
switch.

The STEL reading displays for the first active channel.

3.

Press and release the reset switch to display the TWA reading for the first active
channel.

4.

Continue pressing and releasing the reset switch to display the STEL and TWA
readings for the remaining channels.

5.

Press and release the reset switch to return to the normal screen.

To display minimum and maximum readings:

The Pioneer stores the minimum and maximum reading for all active channels since the
last time the minimum and maximum readings were reset.

1.

Press and hold down the reset switch to enter the program.

2.

When the DISPLAY MIN/MAX screen appears on the display screen, release the reset
switch.

The minimum reading displays for the first active channel.

3.

Press and release the reset switch to display the maximum reading for the first active
channel.

4.

Continue pressing and releasing the reset switch to display the minimum and
maximum readings for the remaining channels.

5.

Press and release the reset switch to return to the normal screen.

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