IEC PAS 62601:2009
(Main)Industrial communication networks - Fieldbus specifications - WIA-PA communication network and communication profile
Industrial communication networks - Fieldbus specifications - WIA-PA communication network and communication profile
IEC/PAS 62601:2009(E) specifies WIA-PA system architecture and communication protocol for process automation based on IEEE 802.15.4. WIA-PA network is used for industrial monitoring, measurement and control applications.
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IEC/PAS 62601
Edition 1.0 2009-01
PUBLICLY AVAILABLE
SPECIFICATION
PRE-STANDARD
Industrial communication networks – Fieldbus specifications –
WIA-PA communication network and communication profile
IEC/PAS 62601:2009(E)
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IEC/PAS 62601
Edition 1.0 2009-01
PUBLICLY AVAILABLE
SPECIFICATION
PRE-STANDARD
Industrial communication networks – Fieldbus specifications –
WIA-PA communication network and communication profile
INTERNATIONAL
ELECTROTECHNICAL
COMMISSION
PRICE CODE
XG
ICS 25.040.40; 35.100.05 ISBN 978-2-88910-814-5
® Registered trademark of the International Electrotechnical Commission
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– 2 – PAS 62601 © IEC:2009(E)
CONTENTS
FOREWORD.11
1 Scope.12
2 Normative references .12
3 Terms, definitions, abbreviated terms, acronyms, and conventions.12
3.1 Terms and definitions .12
3.2 Abbreviated terms and acronyms .15
4 Definition of data types.17
4.1 Representation of Boolean type.17
4.2 Representation of integer type.17
4.3 Representation of unsigned integer type .17
4.4 Representation of floating point number type.17
4.5 Representation of visible string type.17
4.6 Representation of 8-bit byte type.18
4.7 Representation of bit string type.18
4.8 Representation of time-of-day type.18
4.9 Representation of binary date type .18
4.10 Representation of time difference type .18
5 WIA-PA overview.18
5.1 Device Type .18
5.2 Network Topology .18
5.3 Stack.19
5.4 Interconnection .21
6 System Management .22
6.1 Overview .22
6.2 Framework of system management .23
6.3 Virtual Communication Relationship .24
6.3.1 General .24
6.3.2 VCR structure.25
6.3.3 VCR Establishment.25
6.3.4 VCR release .26
6.4 Network management.26
6.4.1 General .26
6.4.2 Address assignment for the cluster head .26
6.4.3 Routing configuration.26
6.4.4 General .26
6.4.5 Join process of routing device .26
6.4.6 Leaving process of the routing device.27
6.4.7 Allocation of communication resources for routing device .29
6.4.8 Time source and time synchronization .29
6.4.9 Network performance monitoring .29
6.4.10 Firmware update.29
6.5 Network Management Agent.30
6.5.1 General .30
6.5.2 Cluster member address assignment .30
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PAS 62601 © IEC:2009(E) – 3 –
6.5.3 Joining process of cluster member .30
6.5.4 Leaving process of cluster member .31
6.5.5 Cluster message aggregation .33
6.5.6 An example for aggregation configuration process.33
6.5.7 Allocation of communication resource for field device .35
6.5.8 Cluster performance monitoring.35
6.6 Device management.35
6.6.1 General .35
6.6.2 Device attributes management .35
6.6.3 Layer management.36
6.6.4 Security management .36
6.6.5 VCR mapping management .36
6.7 Management Information Base (MIB).36
6.7.1 Attribute and Method .36
6.7.2 MIB services.37
6.8 Interaction with plant operations or maintenance personnel.37
7 Physical Layer.37
8 Data link layer .37
8.1 General .37
8.2 Stack structure .37
8.3 Functional description .39
8.3.1 General .39
8.3.2 Compatibility and coexistence .39
8.3.3 Time synchronization.39
8.3.4 Timeslot communication .40
8.3.5 WIA-PA superframe.40
8.3.6 Frequency hopping .41
8.3.7 Communication resource allocation .41
8.3.8 DLPDU priority and scheduling rules .42
8.3.9 Retry strategy.43
8.3.10 Subnet discovery.43
8.3.11 Management service .43
8.3.12 Radio link control and quality measurement.44
8.3.13 Security.44
8.3.14 DLL state machine.44
8.4 DLL frame formats.45
8.4.1 General frame format .45
8.4.2 Date frame format.46
8.4.3 MAC beacon format.46
8.4.4 Command frame format .47
8.5 Data link layer data services.50
8.5.1 General .50
8.5.2 DLDE-DATA.request.50
8.5.3 DLDE-DATA.confirm.51
8.5.4 DLDE-DATA.indication .52
8.5.5 Time sequence of the DLL data service .53
8.6 Data link layer management services .54
8.6.1 General .54
8.6.2 Sub-network discovery services.54
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8.6.3 Device joining services .56
8.6.4 Device leaving services .60
8.6.5 Communication resource allocation services .66
8.6.6 Management information attribute getting services .78
8.6.7 Management information attribute setting services .79
8.7 Data link layer management information base (DLL-MIB) .81
8.7.1 General .81
8.7.2 Unstructured attribute.81
8.7.3 Structured attributes .81
9 Network Layer .85
9.1 General .85
9.2 Stack structure .85
9.3 Function description .86
9.3.1 General .86
9.3.2 Addressing .86
9.3.3 Routing.86
9.3.4 Packet lifecycle management .87
9.3.5 Joining and leaving network of device .87
9.3.6 End-to-end network performance monitoring.87
9.3.7 Fragmentation and reassembly.87
9.3.8 Network layer state machine.87
9.4 Network layer packet formats .88
9.4.1 Common packet format.88
9.4.2 Data packet .89
9.4.3 Command packet.89
9.5 Network layer data services .91
9.5.1 General .91
9.5.2 NLDE-DATA.request primitive .91
9.5.3 NLDE-DATA.confirm primitive.92
9.5.4 NLDE-DATA.indication primitive .93
9.5.5 Time sequence of the NL data service .93
9.6 Network layer management services .94
9.6.1 General .94
9.6.2 NL-MIB attribute getting services.94
9.6.3 NL-MIB attribute setting services .95
9.6.4 Routing services.96
9.6.5 Joining Network services .100
9.6.6 Leave Network services.103
9.6.7 NLME-PATH_FAILURE.indication primitive. 106
9.7 Network layer management information Base (NL-MIB) . 107
9.7.1 General .107
9.7.2 Unstructured attributes .107
9.7.3 Structured attributes .108
10 Application Layer.108
10.1 Overview .108
10.1.1 General .108
10.1.2 AL structure.108
10.1.3 Functions of UAP.109
10.1.4 Functions of ASL .109
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PAS 62601 © IEC:2009(E) – 5 –
10.2 UAP .109
10.2.1 General .109
10.2.2 UAO .110
10.2.3 Instance of UAO .111
10.3 Application Sub-layer .114
10.3.1 General .114
10.3.2 Application sub-layer data entity.115
10.3.3 Application sub-layer management entity. 121
10.4 Application layer frame formats .129
10.4.1 General .129
10.4.2 ASL general frame format.129
10.4.3 Different frame type format .131
10.5 Application layer management information base.136
10.5.1 General .136
10.5.2 Object list .136
10.5.3 Object description header.137
10.5.4 Object description table item of UAO . 137
11 Security.137
11.1 General .137
11.2 Security management.137
11.2.1 General .137
11.2.2 Security manager .138
11.2.3 Security management agent .138
11.2.4 Security management object.139
11.2.5 Security management information base . 139
11.3 Security mechanism .139
11.3.1 General .139
11.3.2 Data link layer security .139
11.3.3 Application layer security.139
11.3.4 Security management information base . 140
11.4 Security Services .140
11.4.1 Data integrity.140
11.4.2 Data confidentiality.140
11.4.3 Data authenticity .140
11.4.4 Device authentication .140
11.4.5 Access control.140
11.4.6 Replay Protection .141
11.5 Key management .141
11.5.1 Key generate .141
11.5.2 Key update .141
11.5.3 Key revocation.141
11.5.4 Key lifecycle .141
Bibliography.143
Figure 1 – Architecture of WIA-PA .19
Figure 2 – OSI 7-Layer Communication Model mapped to WIA-PA.20
Figure 3 – WIA-PA protocol stack .20
Figure 4 – The framework of a WIA-PA gateway .21
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Figure 5 – DMAP in system management.23
Figure 6 – System management with centralized and distributed approach .24
Figure 7 – System management flow .24
Figure 8 – Long address structure of routing device.26
Figure 9 – Short address structure of routing device .26
Figure 10 – Join process of routing device .27
Figure 11 – Active leaving process of routing device.28
Figure 12 – Passive leaving process of routing device .29
Figure 13 – Long address structure.30
Figure 14 – Short address structure.30
Figure 15 – Joining process of field device .31
Figure 16 – Active leaving process of field device .32
Figure 17 – Passive leaving process of field device .32
Figure 18 – An example of packet aggregation .34
Figure 19 – WIA-PA data link layer stack structure .38
Figure 20 – WIA-PA DLL reference model.38
Figure 21 – WIA-PA superframe .40
Figure 22 – R1, R2 and R3 superframe structures .41
Figure 23 – An example of resource allocation.42
Figure 24 – DLL state machine .44
Figure 25 – Time sequence of the data service (source device side).53
Figure 26 – Time sequence of the data service (destination device side) .54
Figure 27 – Time sequence of subnet discovery .56
Figure 28 – Time sequence of routing device joining (routing device side) .59
Figure 29 – Time sequence of routing device leaving (gateway side) .59
Figure 30 – Time sequence of field device joining (field device side) .60
Figure 31 – Time sequence of field device joining (routing device side) .60
Figure 32 – Time sequence of routing device active leaving (routing device side) .62
Figure 33 – Time sequence of routing device active leaving (gateway side) .62
Figure 34 – Time sequence of routing device active leaving (field device side) .63
Figure 35 – Time sequence of routing device passive leaving (gateway side) .63
Figure 36 – Time sequence of routing device passive leaving (routing device side) .64
Figure 37 – Time sequence of routing device passive leaving (field device side).64
Figure 38 – Time sequence of field device active leaving (field device side) .65
Figure 39 – Time sequence of field device active leaving (routing device side) .65
Figure 40 – Time sequence of field device passive leaving (routing device side).66
Figure 41 – Time sequence of field device passive leaving (field device side).66
Figure 42 – Adding a link originated from gateway to routing device .68
Figure 43 – Adding a link originated from routing device to field device.68
Figure 44 – Updating a link originated by gateway to a routing device .70
Figure 45 – Updating a link originated from routing device to field device .70
Figure 46 – Releasing a link originated from gateway to routing device.72
Figure 47 – Releasing a link originated from routing device to field device.72
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PAS 62601 © IEC:2009(E) – 7 –
Figure 48 – Adding a superframe originated from gateway to routing device .74
Figure 49 – Adding a superframe originated from routing device to fie
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