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McQuay Micro Tech Open Protocol Driver Manual Table of Contents
FieldServer Technologies 1991 Tarob Court Milpitas, California 95035 USA Web: www.fieldServer.com
Tel: (408) 262 2299 Fax: (408) 262 2269 Toll Free: (888) 509 1970 email: support@fieldServer.com
TABLE OF CONTENTS
1.
McQuay Micro Tech Open Protocol Description ..........................................................................3
2.
Driver Scope of Supply....................................................................................................................5
2.1.
Supplied by FieldServer Technologies for this driver.....................................................................5
2.2.
Provided by Supplier of 3
rd
Party Equipment..................................................................................5
3.
Hardware Connections ....................................................................................................................5
4.
Configuring the FieldServer as a McQuay Micro Tech Open Protocol Client............................6
4.1.
Data Arrays.....................................................................................................................................6
4.2.
Client Side Connection Descriptors................................................................................................7
4.3.
Client Side Node Descriptors .........................................................................................................8
4.4.
Client Side Map Descriptors...........................................................................................................9
4.4.1.
FieldServer Related Map Descriptor Parameters ...................................................................9
4.4.2.
Driver Related Map Descriptor Parameters ............................................................................9
4.4.3.
Timing Parameters ..................................................................................................................9
4.4.4.
Map Descriptor Example 1 – Read Everything. ....................................................................10
4.4.5.
Map Descriptor Example 2 – Read a particular Data Field...................................................11
4.4.6.
Map Descriptor Example 3 – Write........................................................................................11
5.
Configuring the FieldServer as a McQuay Micro Tech Open Protocol Server ........................12
5.1.
Server Side Connection Descriptors ............................................................................................12
5.2.
Server Side Node Descriptors......................................................................................................13
5.3.
Server Side Map Descriptors........................................................................................................14
5.3.1.
FieldServer Specific Map Descriptor Parameters .................................................................14
5.3.2.
Driver Specific Map Descriptor Parameters..........................................................................14
5.3.3.
Timing Parameters ................................................................................................................14
5.3.4.
Map Descriptor Example – Strategy 1. .................................................................................15
5.3.5.
Map Descriptor Example – Strategy 2. .................................................................................16
Appendix A.
Advanced Topics .........................................................................................................17
Appendix A.1.
Scaling ..........................................................................................................................17
Appendix A.2.
Data Field Name Tables...............................................................................................18
Appendix A.3.
McQuay Equipment Types recognized by the driver....................................................27
Appendix A.4.
Direct Addressing .........................................................................................................27
5.3.6.
Driver Related Map Descriptor Parameters ..........................................................................28
Appendix A.5.
Advanced Map Descriptor Example 1– Reading direct address..................................29
Appendix A.6.
Advanced Map Descriptor Example 2 – Controlling Bytes per Field – Reading ..........29
Appendix A.7.
Advanced Map Descriptor Example 3 – Controlling Bytes per Field – Writing ............30
Appendix A.8.
Statistics .......................................................................................................................31
Appendix B.
Error Messages ............................................................................................................33
Appendix C.
Troubleshooting...........................................................................................................35
Appendix C.1.
Connection Problems...................................................................................................35
Appendix C.2.
Negative Acknowledgement - NAK ..............................................................................35
Appendix C.3.
Node ID problems ........................................................................................................35
Appendix C.4.
Server Side Configuration – Consecutive Addresses ..................................................35