Tisch Environmental PUF+, Operator'S Manual

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Tisch Environmental PUF+ Operator’s Manual
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15. Once 5 data points have been collected, the system will calculate the calibration
values that should be used and return to the Qstd calibration screen.
16. The “R” value shown on the screen should be observed. It should be greater than
0.990. If not, repeat the calibration process. The “R” value is a measure of how
well the values calculated agree with the data collected.
17. Press the “F4” key to exit the calibration screen.
18. If the calibration was satisfactory, select YES to the SAVE CALIBRATION
question and press the “ENT” key.
19. Press the “ESC” key to return to the previous menu. To return to the main status
screen, continue pressing the “ESC” key.
20. Remove TE-5040A calibration orifice and prepare unit for sampling run by
installing the sample media into the glass sample holder and/or filter holder.
Step by Step: Setting the Timer
The following instructions provide step by step instructions for settings the timer.
1. Starting from the Main Screen, press the F1 key for “TIMER”.
2. Select “DATE” and press the “ENT” key.
3. Using the numeric keypad enter the starting date for the timer and press the “ENT”
key. The date should be entered with leading zero. For example, January 02, 2007
would be entered as 010207.
4. Select “TIME” and press the “ENT” key.
5. Using the numeric keypad enter the starting time for the timer and press the “ENT”
key. The time should be entered with leading zeros and in 24-hour format. For
example, 1:00 PM would be entered as 1300 while 1:00 AM would be entered as
0100.
6. Select “DURATION” and press the “ENT” key.
7. Using the numeric keypad enter the duration timer should run and press the “ENT”
key. The duration should be entered in HHMM format with leading zeros. For
example:
0024 = 24 minutes
2400 = 24 hours
0240 = 2 hours 4 minutes
8. Select “REPEAT” and press the “ENT” key. Select the desired repeat frequency and
press the “ENT” key. Select “NONE” if this event is not to reoccur. The most
common choices are included (1 IN 1 for everyday sample, 1 IN 3 for every 3
rd
day
sample, 1 IN 6 for six day sample, and 1 IN 7 for seven day sampling). The
CUSTOM option can be used to enter a non-standard duration in accordance with
specific sampling protocols.
9. Select “SAVE and EXIT” and press the “ENT” key. This will save the setting and
activate the timer. The main screen will appear and the “TIMER” should now show
waiting. A second line labeled “STARTS IN” will appear showing a countdown to
the timer starting a sample.
Step by Step: Viewing Data on the Display