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Instruction 24-9448
4-10
Operation
4.10 Turning OFF the Analyzer & Purging
Turn OFF the analyzer by pressng the
I/O
but-
ton for at least 2 seconds, or untl two beeps are
heard. The unt wll count down 5 seconds before
shuttng down, gvng the operator an opportu-
nty to keep the analyzer turned ON by pressng
the
RUN/HOLD
button.
If the PCA 2 was not purged wth fresh ar as
descrbed n Secton 4.8, then the analyzer may
reman ON wth ts pump runnng and dsplay
the message “PURGING SENSORS” as the re-
sult of combuston gases stll beng present nsde
the analyzer. At ths tme the operator should
ensure that the probe s removed from the stack,
allowng the analyzer to purge tself wth fresh
ar. The 5-second-shutdown sequence wll not
begn untl the gas levels nsde the analyzer drop
below predetermned levels:
TIP:
Although not recommended, the purg-
ing process can be bypassed by pressing the
I/O
button a
second time.
4.11 Low Battery Alarm
When the batteres are nearly depleted, an empty battery con appears n
the upper-rght corner of the dsplay, and a short beep s sounded every
10 seconds.
After a low battery alarm occurs, the analyzer
wll contnue to operate for only a few mnutes.
The amount of operatng tme that remans de-
pends on many factors (e.g., pump and backlght
beng ON or OFF, and the type and condton of
the batteres).
RUN NATURAL GAS
O
2
4.0 %
CO
12 ppm
EFF
82.6 %
CO
2
9.5 %
T-STK
374 °F
T-AIR 68.0 °F
EA
21.3 %
CO(3)
13 ppm
PRINT MENU SAVE
F1
F2
F3
Low Battery Alarm
Empty Battery Icon
MENU
SHUTDOWN IN 5 sec
MENU
PURGING SENSORS
Содержание PCA 2 24-9448
Страница 6: ...Instruction 24 9448 iv Contents Notes ...
Страница 20: ...Instruction 24 9448 2 4 Specifications Notes ...
Страница 66: ...Instruction 24 9448 4 32 Operation Notes ...
Страница 95: ...Instruction 24 9448 6 15 Maintenance Notes ...
Страница 99: ...Instruction 24 9448 7 4 Troubleshooting Notes ...
Страница 103: ...Instruction 24 9448 8 4 Parts Service 4 10 7 6 2 1 9 18 17 13 3 5 8 19 12 14 20 21 11 19 Figure 8 1 Parts 2 of 2 ...
Страница 107: ...Notes ...