Bell VFM60 Series User Introduction Manual page 3

6.5 The sequence of the float date bytes of instrument
6.6 Modbus error reponse
6.7 Examples of communication
7 Introduction of HART communication protocol
7.1 HART commands
7.1.1 Command 0:Read transmitter unique identifier
7.1.2 Command 1: Read primary variable value (PV)
7.1.3 Command 2:Read primary variable's current and percentage value
7.1.4 Command 3:Read primary variable current and dynamic variables
7.1.5 Command 6:Write polling address
7.1.6 Command 11:Read unique identifier associated with tag
7.1.7 Command 12:Read message
7.1.8 Command 13:Read tag, descriptor, date
7.1.9 Command 14:Read primary variable sensor information: device serial number and
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7.1.10 Command 15: Read primary variable output information
7.1.11 Command 16: Read final assembly number
7.1.12 Command 17: Write message
7.1.13 Command 18: Write tag, descriptor, date
7.1.14 Command 19: Write final assembly number
7.1.15 Command 34: Write primary variable damping value
7.1.16 Command 35: Write primary variable range
7.1.17 Command 36: Write primary variable upper limit value
7.1.18 Command 37: Write primary variable lower limit value
7.1.19 Command 40: Enter/Exit primary variable current mode
7.1.20 Command 45: Trim primary variable current DAC zero
7.1.21 Command 46: Trim primary variable current DAC gain
7.1.22 Command 140: Reset totalizer
8 Maintaining .................................................................................................................................... 43
8.1 How to reverse the transmitter front and back
8.2 Replace a transmitter circuit boards
9 Troubleshooting and repair
9.1 Safty introduction
9.2 Troubleshooting and repair
9.3 Self-diagnose funcstion
10 Remark ......................................................................................................................................... 47
Appendix ........................................................................................................................................... 48
Date:24/04/2020
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VFM-60
Vortex Flowmeter
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Rev1.3
User's Manual