Number Of Traverses And Transducer Spacing; Entering The Zero Cutoff Value - Chx-I/O - GE AquaTrans AT868 User Manual

September 2004
Number of Traverses and
Transducer Spacing
Procedure Options
Entering the Zero Cutoff
Value - CHx-I/O
Procedure Options
2-12
]
1. Press [
and [ ] to select the number of traverses and press
[ENTER].
2. Enter the value for the transducer spacing by using the arrow keys.
]
Press [ and [ ] to move the cursor to desired location and
[ ] and [ ]
press to increase or decrease the number and press
[ENTER].
After completing the above steps, the user program returns to the
Channel PROGRAM window. Do one of the following:
To continue entering "quick startup" data, press [ESC] once and
•
proceed to Step 3 in Entering Global System Data on
page 2-22.
•
To continue regular programming, refer to Appendix A, Menu
Maps, to navigate to the desired menu.
To leave the user program, press [ESC] three times.
•
Near a zero flow rate, the Model AT868 readings may fluctuate due to
small offsets caused by thermal drift or similar factors. To force a
zero display reading when there is minimal flow, enter a zero cutoff
value as described below.
While programming these parameters, refer to Figure A-1 in
Appendix A, Menu Maps. Remember to record all programmed data
in Appendix C, Data Records.
1. Press [ESC], [ENTER], [ESC]. The meter enters the user program.
2. Press [ ] until PROG appears and press [ENTER].
3. Press [ ] until the desired channel appears. Press [ENTER] at CH1
or CH2.
4. Press [ ] until I/O appears and press [ENTER].
5. Enter a value from 0 to 1 ft/sec (0 to 0.30 m/sec) for the zero
cutoff by using the arrow keys. Press [
cursor to desired location and press
decrease the number and press [ENTER]. The recommended setting
is 0.1 ft/sec (0.03 m/sec).
After completing the above steps, the user program returns to the
Channel PROGRAM window. Do one of the following:
•
To continue regular programming, refer to Appendix A, Menu
Maps, to navigate to the desired menu.
To leave the user program, press [ESC] three times.
•
]
and [ ] to move the
[ ] and [ ]
to increase or
Programming Site Data