LRF-3300S Ultrasonic Transit-time Flow meter
- 3 -
Content
1.
Transmitter Installation and Connection .......................................................................................................... -5-
1.1.
Transmitter Installation .......................................................................................................................... -5-
1.2.
Wire Connecting .................................................................................................................................. - 6 -
1.2.1
Power supply option .................................................................................................................. - 6 -
1.2.2
Transmitter Wiring ..................................................................................................................... - 6 -
1.3.
Powering on ......................................................................................................................................... - 7 -
1.4.
Keypad Functions ................................................................................................................................ - 7 -
1.5.
Keypad Operation ................................................................................................................................ - 8 -
2.
Quick start...................................................................................................................................................... - 8 -
2.1.
Basic settings ......................................................................................................................................... - 8 -
2.2.
Measurement Site Selection................................................................................................................. - 10 -
3.
Transducer Installation ................................................................................................................................ - 12 -
3.1.
Transducer Installation ...................................................................................................................... - 12 -
3.1.1
Transducer Spacing .................................................................................................................. - 12 -
3.1.2
Transducer Mounting Methods ................................................................................................ - 12 -
3.1.3
V Method ................................................................................................................................. - 12 -
3.1.4
Z Method ................................................................................................................................. - 13 -
3.2.
Transducer Mounting Inspection ....................................................................................................... - 14 -
3.2.1
Signal Strength ......................................................................................................................... - 14 -
3.2.2
Signal Quality (Q value) .......................................................................................................... - 14 -
3.2.3
Total Time and Delta Time ...................................................................................................... - 14 -
3.2.4
Transit Time Ratio ................................................................................................................... - 14 -
3.2.5
Warnings .................................................................................................................................. - 15 -
4.
Operating Instructions ................................................................................................................................. - 16 -
4.1.
System Normal Identification ............................................................................................................ - 16 -
4.2.
Low Flow Cutoff Value ..................................................................................................................... - 16 -
4.3.
Zero Settings ...................................................................................................................................... - 16 -
4.4.
Scale Factor ....................................................................................................................................... - 16 -
4.5.
System Lock ...................................................................................................................................... - 17 -
4.6.
4 ~ 20mA Current Loop Output ......................................................................................................... - 17 -
4.7.
Frequency Output .............................................................................................................................. - 17 -
4.8.
Totalizer Pulse Output ....................................................................................................................... - 18 -
4.9.
Alarm Programming .......................................................................................................................... - 18 -
4.11.
4-20mA Analog Output Calibration ................................................................................................... - 18 -
4.12.
SD Card Operation .......................................................................................................................... - 19 -
