Spectrum-controls 1769sc-HART Modules Manual de usuario Pagina 81
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Chapter 7: Enabling and Using HART on the 1769sc-OF4IH
User’s Manual 0300217-03 Rev. A
7-15
Figure 7-7 Receiving Message
MsgSlaveControl (Hex) =
RR|SS
RR = Page Last Received
SS = Page Being Sent
MsgResponseSize =
Total size of response
message, up to 257 bytes.
MsgResponseBuffer =
One page of data being
sent to the PLC. Last byte
is page checksum. 1 page
= 38 bytes max.
First
Page
Up to 257
B
y
tes
38 B
y
tes
Second
Page
nth Page
MsgMasterControl = 00|02
MsgSlaveControl = 02|01
Bytes received <>
Message
Returned
MsgSlaveControl (Hex) =
RR|SS
RR = Page Last Received
SS = Page Being Sent
MsgResponseSize =
Total size of response
message, up to 257 bytes.
MsgResponseBuffer =
One page of data being
sent to PLC. Last byte is
page checksum. 1 page =
38 bytes max.
First
Page
Up to 257
B
y
tes
38 B
y
tes
Second
Page
nth Page
MsgMasterControl = 01|02
MsgSlaveControl = 02|02
Bytes received <> MsgResponseSize
Message
Returned
MsgSlaveControl (Hex) =
RR|SS
RR = Page Last Received
SS = Page Being Sent
MsgResponseSize =
Total size of response
message, up to 257 bytes.
MsgResponseBuffer =
One page of data being
sent to PLC. Last byte is
page checksum. 1 page =
38 bytes max.
First
Page
Up to 257
B
y
tes
38 B
y
tes
Second
Page
nth Page
MsgMasterControl = 02|02
MsgSlaveControl = 02|02
Bytes received = MsgResponseSize
Message
Returned
If checksum
is valid, then
message
complete
- Compact™ I/O 1
- Isolated HART 1
- Analog Module 1
- Table of Contents 3
- Preface 7
- Conventions 8
- Used in This 8
- Chapter 1 9
- Module Overview 9
- Section 1.3 10
- Hardware 10
- Features 10
- Section 1.4 11
- System 11
- 1.4.1 System Operation 11
- Section 1.5 12
- Module 12
- Operation 12
- Chapter 2 13
- Quick Start for Experienced 13
- Chapter 3 19
- Installation and Wiring 19
- 3.3.3 Remove Power 21
- 3.3.4 Selecting a Location 21
- 3.5.2 Panel Mounting 24
- 3.7.2 Terminal Door Label 26
- 3.7.5 Wiring the Module 27
- 1.1.6 Wiring Diagram 28
- 3.7.7 Calibration 28
- Chapter 4 29
- Configuring the OF4IH for 29
- CompactLogix Using 29
- RSLogix 5000 29
- Section 4.4 36
- Project Tags 36
- Project 37
- Figure 4-11 (Output Tags) 39
- Section 4.5 40
- Sample Project 40
- Chapter 5 43
- Configuring the OF4IH for a 43
- MicroLogix 1500 Using 43
- RSLogix 500 43
- Section 5.3 48
- Using the 48
- Ladder Sample 48
- Chapter 6 53
- Module Data, Status, and 53
- Channel Configuration 53
- Configuration 56
- 6.3.12 Channel X 57
- 6.3.13 Channel X 59
- 6.3.20 Pad (Word 32) 62
- Chapter 7 67
- Enabling and Using HART on 67
- Table 7-1 (HART Packet 0) 71
- Table 7-2 (HART Packet 1) 72
- Figure 7-4 (Packet Ladder) 75
- 7.2.3 Packet Interval 76
- Section 7.3 77
- Sending 77
- Messages 77
- 7.3.3 Processing a Message 79
- Figure 7-6 Sending Message 80
- Figure 7-7 Receiving Message 81
- Figure 7-8a (Message Ladder) 82
- Figure 7-9b 83
- Figure 7-9c 84
- Figure 7-9d 85
- Figure 7-9e 86
- Figure 7-9f 87
- Figure 7-9g 88
- Figure 7-9h 89
- Figure 7-9i 90
- Figure 7-9j 91
- Figure 7-9k 92
- Figure 7-9l 93
- Figure 7-11b 102
- Figure 7-11c 103
- Figure 7-11d 104
- Figure 7-11e 105
- Section 7.5 107
- HART Protocol 107
- Overview 107
- 7.5.1 Message Format 107
- Attention 113
- Figure 8-7b 115
- 8.2.1 MAIN Routine 117
- 8.2.2 PACKETS Routine 118
- Figure 8-6b 119
- Figure 8-6c 120
- 8.2.3 MSG_TO_MOD Routine 121
- Figure 8-7c 123
- Figure 8-7d 124
- Figure 8-7e 125
- Figure 8-7f 126
- Figure 8-7g 127
- Figure 8-7h 128
- Figure 8-7i 129
- Figure 8-7j 130
- Figure 8-7k 131
- Figure 8-7l 132
- Figure 8-7m 133
- Figure 8-7n 134
- Figure 8-7o 135
- Figure 8-7p 136
- Figure 8-7q 137
- 8.2.4 SRC_CHECK Routine 138
- Figure 8-8b 139
- 8.2.5 DEST_CHECKSUM Routine 140
- Figure 8-9b 141
- 8.2.6 HART_MSG Routine 142
- Figure 8-10b 143
- Figure 8-10c 144
- Figure 8-10d 145
- Figure 8-10e 146
- Figure 8-10f 147
- Figure 8-10g 148
- Figure 8-10h 149
- Figure 8-10i 150
- Figure 8-10j 151
- Figure 8-10k 152
- 8.2.7 WORD_BYTE Routine 153
- Figure 8-11b 154
- Figure 8-11c 155
- 8.2.8 HART_CHECK Routine 156
- Figure 8-12b 157
- 8.2.9 BYTE_WORD Routine 158
- Chapter 9 161
- Diagnostics and 161
- Troubleshooting 161
- 1514131211109876543210 163
- 0000000000000000 163
- Section 9.7 165
- Error Codes 165
- Section 9.8 165
- Inhibit Function 165
- Appendix A 167
- Module Specifications 167
- 0C < Ta < 60C 168
- DEMKO 11 ATEX 1103437X 168
- IIC T4 Gc 168
- Appendix B 169
- HART Universal and Common 169
- Practice Commands 169
- Getting Technical 175
- Assistance 175
- Declaration of 175
- Conformity 175
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