Table Of Contents; Support; Place An Order - Bell VFM60 Series User Introduction Manual

Support ................................................................................................................................................ 2
Place an order .................................................................................................................................. 2
1 General ..................................................................................................................................... 4
1.1 Model Number and General Specification
1.2 Packing List........................................................................................................................... 4
1.3 Storage................................................................................................................................... 4
1.4 Hazardous Area Installation:
1.5 Measuring principle:
2 Installation ........................................................................................................................................ 6
2.1 Find Most Suitable
2.2 Requirement on straight pipe line
3 Wiring ............................................................................................................................................. 10
3.1 Wiring for 5-terminal board
3.1.1 Wiring for 3 wire pulse output
3.1.2 Wiring for 2 wire HART@4~20mA
3.1.3 Wiring for RS485
3.2 Wiring for 12-terminal board
3.2.1 Wiring for 3 wire pulse output
3.2.2 Wiring for 4 wire 4~20mA
3.2.3 Wiring for 4 wire HART@4~20mA
3.2.4 Wiring for RS485
3.3 Shell grounding and elimination of interference
3.4 Requirement on wiring
4 Display ........................................................................................................................................... 15
4.1 Intruction of multi-functional LCD
4.2 Unit of the variable displayed
4.3 Three button setting
4.4 Total flow displaying
4.5 Status ................................................................................................................................... 19
5 Setting............................................................................................................................................. 19
5.1 How to set ........................................................................................................................... 19
5.1.1 Code setting
5.1.2 Digital setting
5.2 Setting list ........................................................................................................................... 21
5.3 Example of setting
5.4 Password setting instruction
6 Instruction of RS485 Modbus Communication
6.1 Interface regulation
6.2 Commends .......................................................................................................................... 29
6.3 Calculation of CRC parity code.
6.4 The float date format of the instrument
Date:24/04/2020
CONTENTS
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VFM-60
Vortex Flowmeter
Rev1.3
User's Manual