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Siargo MF5712 User Manual

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Gas Mass Flow Meter
VC.2
Model MF570
0

Table of Contents

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Siargo MF5712 Specifications

General IconGeneral
ModelMF5712
TypeMass Flow Meter
Accuracy±1.5% of reading
Repeatability±0.5% of reading
Ingress ProtectionIP40
Flow UnitsSLPM
Gas TypeAir
Accuracy Value±1.5%
Response Time Value<100 ms
Pressure Rating0.5 MPa
Working Temperature-10ºC to +60°C
Operating Temperature-10ºC to +60°C
Storage Temperature-20°C to +65 ºC
Operating Humidity<95% RH
Output4~20mA
Output Signal4~20mA
Process ConnectionsNPT threads
Resolution0.1% of full scale

Summary

1. Overview of the Gas Mass Flow Meter

2. Receipt and Unpacking Procedures

3. Product Familiarization

3.1 Product Description and Components

Details the physical parts of the MF5700 flow meter, including displays, keys, and connectors.

3.2 LCD Display and Symbols

Explains the meaning of symbols and indicators shown on the meter's LCD screen.

3.3 Power and Data Cable Details

Describes the power/data cable, its wire assignment, and the USB Type-C interface.

3.4 Mechanical Dimensions

Provides specific measurements and connection types for different MF5700 models.

4. Installation Guide

4.1 Installation Procedures and Cautions

Outlines the steps and essential precautions for installing the flow meter correctly.

4.2 Flow Conditioning Recommendations

Specifies required straight pipe lengths upstream and downstream for accurate measurement.

5. Operation and MENU Description

5.1-5.3: Initial Checks and Data Connection

Covers checking specifications, leakage, powering the meter, and establishing digital data connection.

5.4-5.5: Menu Navigation and Core Functions

Explains wireless data, menu structure, key functions, and starting measurements.

5.5.3-5.5.5: RS485, Baud Rate, and Offset Settings

Details configuring RS485 Modbus address, baud rate, and resetting/calibrating the offset.

5.5.6-5.5.7: Display and Gas Conversion Factor

Guides on selecting display modes, language, and setting gas conversion factors for measurement.

5.5.8-5.5.10: Alarm Settings and Valve Control

Covers setting upper/lower flow rate alarms, totalized flow alarms, and opening/closing the valve.

5.5.11-5.5.12: Advanced Alarms and Totalizer Reset

Details setting accumulated flow rate alarms and resetting the totalized flow rate value.

5.5.13-5.5.15: Password, Reset, and Exit Procedures

Guides on changing the default password, resetting accumulated flow rate, and exiting the menu.

5.5.16-5.5.17: Sleep and Wake-up Modes

Explains the meter's power-saving sleep mode and how to manually or automatically wake it up.

5.5.18: Menu Key Sequence Flowchart

Provides a visual flowchart of the menu operations and key sequences for meter settings.

5.6 RS485 Modbus Communication Protocol

5.6.1-5.6.2: Hardware and Communication Parameters

Details the physical connection and essential UART parameters for Modbus communication.

5.6.3-5.6.5: Modbus Frame and Registers

Explains the Modbus RTU frame structure and provides a register map for data access.

6. Product Selection and Ordering

6.1-6.2: Selection and Ordering Information

Guides on selecting the correct model, product numbering, and how to place orders.

7. Technical Specifications

8. Technical Notes on Performance

8.1 Measurement Principle Explained

Details the MEMS thermal calorimetric sensing technology used for mass flow measurement.

8.2 Optimizing Measurement Accuracy

Offers precautions for accurate comparisons and maintaining fluidic cleanness.

8.2.3 Gas Medium Considerations

Discusses applying gas conversion factors and potential errors with different gases.

9. Troubleshooting Guide

10. Warranty and Liability Information

11. Service Contact Information

Appendix I: Product Evaluation Kit

Appendix II: Document History

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