41-621.1 HART
®
to Modbus
®
Adaptor Operating Manual
3
TABLE OF CONTENTS
INTRODUCTION
............................................................................................................................ 5
QUICK START PROCEDURE
.......................................................................................................... 8
SETUP PROCEDURES
.................................................................................................................... 9
1.
CONFIGURING COMMUNICATIONS SETTINGS IN THE HMA
........................................................... 9
2.
READING AND WRITING REGISTERS IN THE HMA
....................................................................... 12
3.
USING A DTM WITH THE HMA
................................................................................................... 16
4.
USING A HANDHELD FIELD COMMUNICATOR WITH THE HMA
.................................................... 17
5.
BASIC MODBUS RTU COMMUNICATION OVER RS-485
................................................................ 18
6.
BASIC MODBUS RTU COMMUNICATION OVER RS-232
................................................................ 19
7.
BASIC MODBUS ASCII COMMUNICATION OVER RS-485
.............................................................. 20
8.
MODBUS RTU COMMUNICATION IN HMA MODE
....................................................................... 22
9.
MODBUS RTU COMMUNICATION IN DEVICE MODE
................................................................... 26
10.
MODBUS RTU COMMUNICATION IN SINGLE MODBUS DEVICE MODE
......................................... 29
11.
BASIC LEVELMASTER COMMUNICATION
.................................................................................... 31
12.
ADDITIONAL LEVELMASTER COMMANDS
................................................................................... 37
13.
AUTO SWITCHING BETWEEN MODBUS RTU/ASCII AND HART OVER RS-485 COMMUNICATION
.... 42
14.
AUTO SWITCHING BETWEEN LEVELMASTER AND HART OVER RS-485 COMMUNICATION
............ 46
15.
HMA DIAGNOSTICS
................................................................................................................... 51
16.
EMERSON ROC 800
................................................................................................................... 55
17.
ABB TOTALFLOW XRC
–
MODBUS RTU / ASCII
............................................................................ 64
18.
ABB TOTALFLOW XRC
–
LEVELMASTER
...................................................................................... 81
19.
THERMOSCIENTIFIC AUTOPILOT PRO
–
MODBUS RTU / ASCII
..................................................... 93
APPENDICES
.............................................................................................................................. 103
A.
HMA TERMINAL BLOCK LAYOUT
.............................................................................................. 103
B.
HMA DIP SWITCH SETTINGS
.................................................................................................... 104
C.
HMA LED INDICATORS
............................................................................................................ 104
D.
HMA SYSTEM CONNECTION DIAGRAM
.................................................................................... 105
E.
NOMENCLATURE TABLE
.......................................................................................................... 105
F.
MODBUS RTU COMMUNICATION REGISTERS
........................................................................... 106
G.
MODBUS ASCII COMMUNICATION REGISTERS
......................................................................... 107
H.
LEVELMASTER COMMUNICATION REGISTERS
.......................................................................... 108
I.
HART OVER RS485 COMMUNICATION REGISTERS
.................................................................... 109
J.
HMA DIAGNOSTICS MODBUS REGISTERS
................................................................................. 110
K.
HMA DEVICE INFORMATION MODBUS REGISTERS
.................................................................... 111
L.
MODEL 706, MODEL JM4 MODBUS REGISTERS
........................................................................ 112
Содержание Jupiter JM4
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