Error Codes
5-1
September 2004
Introduction
The Model AT868 ultrasonic flowmeter is a reliable, easy to maintain
instrument. When properly installed and operated, as described in
Chapter 1,
Installation
, the meter provides accurate flow rate
measurements with minimal user intervention. However, if a problem
should arise with the electronics enclosure, the transducers or the
flowcell, a built-in error code message system greatly simplifies the
troubleshooting process.
All of the possible Model AT868 error code messages are discussed
in this chapter, along with the possible causes and the recommended
actions. When an error code is generated, it will appear on the LCD
screen.
If an error message appears on the display screen during operation of
the Model AT868, refer to the appropriate section of this chapter for
instructions on how to proceed.
E0: No Error
Problem:
No error condition currently exists.
Cause:
This message appears briefly to confirm that the response
to another error message has corrected the problem.
Action:
No action is required.
E1: Low Signal
Problem:
Poor ultrasonic signal strength or the signal exceeds the
limits entered via the
User Program
.
Cause:
Poor signal strength may be caused by a defective cable,
a flowcell problem, a defective transducer or a problem
in the electronics console. A signal that exceeds the
programmed limits is probably caused by the entry of an
improper value in the
SETUP-SIGNL
submenu of the
User
Program
.
Action:
Using the procedures in Chapter 6,
the components listed above. Also, check the value
entered into the
SETUP-SIGNL
submenu, as described on
Содержание AquaTrans AT868
Страница 8: ...Chapter 1 ...
Страница 24: ...Chapter 2 ...
Страница 60: ...Chapter 3 ...
Страница 66: ...Chapter 4 ...
Страница 72: ...Chapter 5 ...
Страница 77: ...Chapter 6 ...
Страница 88: ...Chapter 7 ...
Страница 98: ...Chapter 8 ...
Страница 106: ...Appendix A ...
Страница 112: ...Appendix B ...
Страница 113: ...CE Mark Compliance Introduction B 1 EMC Compliance B 1 LVD Compliance B 2 ...
Страница 116: ...Appendix C ...
Страница 117: ...Data Records Site Data C 1 ...
Страница 122: ...Appendix D ...
Страница 123: ...Measuring P and L Dimensions Measuring P and L D 1 ...
Страница 126: ...Appendix E ...
Страница 127: ...Service Record Introduction E 1 Data Entry E 1 Diagnostic Parameters E 3 ...
Страница 129: ...September 2004 E 2 Service Record Table E 1 Service Record cont Date Description of Service Performed By ...
Страница 131: ...Appendix F ...