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LRF-3000S
Longrun LRF-3000S Ultrasonic Flow Meter Manuals
Manuals and User Guides for Longrun LRF-3000S Ultrasonic Flow Meter. We have
1
Longrun LRF-3000S Ultrasonic Flow Meter manual available for free PDF download: User Manual
Longrun LRF-3000S User Manual (58 pages)
Ultrasonic Transit-time Flow meter
Brand:
Longrun
| Category:
Measuring Instruments
| Size: 1.55 MB
Table of Contents
Table of Contents
3
Product Overview
5
Introduction
5
Features of LRF-3000S
5
Theory of Operation
5
Specifications
6
Connection
7
Wire Connecting
7
Power Supply Option
7
Transmitter Wiring
7
Powering on
8
Keypad Functions
9
Keypad Operation
9
Quick Start
10
Basic Settings
10
Measurement Site Selection
11
Transducer Installation
14
Transducer Spacing
14
Transducer Mounting Methods
14
Method
14
Z Method
15
Transducer Mounting Inspection
15
Signal Strength
16
Signal Quality (Q Value)
16
Total Time and Delta Time
16
Transit Time Ratio
16
Warnings
17
Operating Instructions
18
System Normal Identification
18
Low Flow Cutoff Value
18
Zero Settings
18
Scale Factor
18
System Lock
19
20Ma Current Loop Output
19
Frequency Output
19
Totalizer Pulse Output
20
Alarm Programming
20
4-20Ma Analog Output Calibration
20
SD Card Operation
21
Specifications
21
Install or Remove the SD Card While the Meter Is Powered on
21
Esn
22
Windows Display Explanations
23
Windows Display Codes
23
Display Explanations
25
Error Diagnoses
45
Frequently Asked Questions and Answers
46
Appendix3 - Serial Interface Network Use and Communications Protocol
47
Overview
47
Serial Port Definitions
47
Direct Connection Via RS232 to the Host Device
48
Communications Protocol and the Use
48
HL Protocol
48
MODBUS-I Communication Protocol
50
Appendix6 - Flow Application Data
56
Sound Velocity for Various Materials Commonly Used
56
Sound Velocity in Water (1 Atm) at Different Temperatures
57
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