FDT-25 Handheld Ultrasonic Flowmeter
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3.7
How to resetthe totalizers………………………………………………………………
16
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3.8
How to restore the flow meter with default setups………………………………………
17
§3.9
How to use the damper…………………………………………………………………
17
§3.10How to use the zero-cutoff function……………………………………………
17
§3.11
How to setup a zero point……………………………………………………………
17
§3.12 How to get a scale factor for calibration………………………………………
17
§3.13 How to use the operation locker……………………………………………
17
§3.14
How to use the built-in data logger……………………………………………………
18
§3.15 How to use the FrequencyOutput… …………………………………………
18
§3.16How to use the Totalizer Pulse Output…………………………………………
18
§3.17
How to produce an alarm signal………………………………………………………
19
§3.18
How to use the built-in Buzzer……………………………………………………
19
§3.19
How to use the OCT output…… ……………………………………………… …
19
§3.20 How to modify the built-in calendar… ………………… …………………
19
§3.21 How to adjust the LCD contrast……………………………………………
20
§3.22 How to use the RS232 serial interface………………………………………
20
§3.23 How to view the Date Totalizers ……………………………………………
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§3.24 How to use the WorkingTimer ……………………………………………
20
§3.25 How to use the manual totalizer ………………………………………………
20
§3.26
How to check the ESN and other minor details………… ……… …………… ………
20
§3.27
How to know how long the battery will last…………… …………………… ………
20
§3.28
How to charge the built-in battery……………………………………………………
20
4. Menu Window Details ………………………………………………………………………
21
5.Troubleshooting………………………………………………………………………………
26
§5.1
Power-on Error Displays and Counter-Measures …………………………………
26
§5.2
Error Code and Counter-Measures ……………………………………………
26
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5.3
Other Problems and Solutions …………………………………………… …
27
6. Communication Protocol ………………………………………………………………
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29
§
6.
0 General …………………………………………………………………………
29
§
6.1
Interface Pin-out Definition ……………………………………………………
29
§
6.2
the Protocol……………………………………………………………………
29
§
6.3
Protocol Prefix Usage ………………………………………………………
30
§6.4
Codes for the Keypad ………………………………………………………………
31