BLZZRD
™
Portable Refrigerated Sampler
Section 9 Maintenance
9-5
9.3.2 Pump Tube Alarm
The sampler tracks the pump counts in both the forward and
reverse cycles with a resettable counter. When the counter
reaches the default count of 1,000,000 or the count you have
entered, the sampler displays a message, “WARNING!
REPLACE PUMP TUBE.” The message appears each time you
turn the sampler on or run a program until you reset the counter.
After replacing the pump tube (see section 9.4), reset the count to
zero so the sampler can begin tallying the pump counts for the
new tube. Replacing the pump tube does not reset the counter.
Experience may suggest a significantly different pump tube life.
You can change the alarm count to represent the pump tube life
for your application. The example “
” shows how to set the alarm count and reset the pump
counts.
9.3.3 Internal Battery
A lithium battery housed inside the controller maintains power
to the sampler’s memory when the controller is disconnected
from a power source. If it discharges completely, the sampler will
lose all program settings and all data stored in memory when the
external power source is disconnected. The battery requires
replacement every five years.
The sampler keeps track of this five-year replacement date,
which is calculated from the date the battery was installed.
Example: Resetting the Internal Battery Countdown Timer
1. From the Main Menu select OTHER FUNCTIONS.
2. Select MAINTENANCE.
3. Select INTERNAL BATTERY.
4. The controller briefly displays the battery expiration
date. The screen will advance automatically.
5. The controller asks if you replaced the battery.
If you are just checking the expiration date, select
NO.
If in fact you changed the internal battery (see
section 9.7), select YES to reset the countdown.
Resetting the countdown timer directs the sampler to
calculate a new expiration date, five years in the future.
If you reset the countdown without replacing the
battery, the sampler will not be able to monitor the
battery’s impending expiration.
RUN
PROGRAM
VIEW REPORT
OTHER FUNCTIONS
MAINTENANCE
MANUAL FUNCTIONS
PROGRAMMING STYLE
SET CLOCK
PUMP TUBE ALARM
INTERNAL BATTERY
DIAGNOSTICS
REPLACE INTERNAL
BATTERY BEFORE
17-OCT-05
DID YOU REPLACE THE
INTERNAL BATTERY?
YES
NO
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Страница 219: ...BLZZRD Portable Refrigerated Sampler Appendix B Material Safety Data Sheets B 8 ...
Страница 233: ...BLZZRD Portable Refrigerated Sampler Appendix D Replacement Parts D 6 ...
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