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Driver Manual
(Supplement to the FieldServer Instruction Manual)
FS-8700-24 ControlNet
APPLICABILITY & EFFECTIVITY
Effective for all systems manufactured after May 1, 2001
Driver Version: 1.06
Document Revision: 7
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FS-8700-24 ControlNet Driver Manual Table of Contents TABLE OF CONTENTS 1. ControlNet Description...................................................................................................3 2. Driver Scope of Supply...................................................................................................4 2.1. Supplied by FieldServer Technologies for this driver ...................................................4 rd 2.2. Provided by the Supplier of 3 Party Equipment....
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FS-8700-24 ControlNet Driver Manual Page 3 of 12 1. ControlNet Description The ControlNet driver allows the FieldServer to transfer data to and from devices using ControlNet protocol. The SST 5136-CN-ISA Communications Adapter card is included with the FieldServer. The FieldServer can communicate using un-scheduled transfers with PCCC messages embedded in the ControlNet messages. When the FieldServer originates PCCC messages to communicate with PLC5 controllers, it uses connected
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FS-8700-24 ControlNet Driver Manual Page 4 of 12 2. Driver Scope of Supply 2.1. Supplied by FieldServer Technologies for this driver FieldServer Technologies Description PART # Communication Adapter - complete with BNC Tee SST 5136-CN-ISA Connector ControlNet Tools CD ControlNet Module User’s Guide (Version 1.00) CNF2BSS.EXE utility FS-8700-24 Driver Manual. rd 2.2. Provided by the Supplier of 3 Party Equipment PART # DESCRIPTION ControlNet Network with cables and termin
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FS-8700-24 ControlNet Driver Manual Page 5 of 12 3. Hardware Connections The FieldServer is connected to the ControlNet Network with 75 ohm coaxial cable. If the ControlNet is not wired in redundant mode, ensure that all connectors are connected to the COM A port. A 75 ohm terminator must be placed at either end of the ControlNet Bus. SST-5136-CN-ISA FS-x40 AB 75 O T-pieces To ControlNet Network 75 O network terminators (408)-262-2299 FIELDSERVER CONTROLNET CONNECTION DIAGRAM BAS
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FS-8700-24 ControlNet Driver Manual Page 6 of 12 3.1. Connection Notes Before connecting the FieldServer to the network, the FieldServer MacId should be set. The MacId is the term used for a ControlNet station address. The ControlNet MacId of the FieldServer is set to the System_Station_Address specified in the FieldServer configuration file. Section Title Bridge Column Title Function Legal Values System_Station_Address Provide MacId for the FieldServer 1-99 Example // .
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FS-8700-24 ControlNet Driver Manual Page 7 of 12 4. Configuring the FieldServer for Unscheduled ControlNet Access with PCCC messaging For a detailed discussion on FieldServer configuration, please refer to the FieldServer Configuration Manual. The information that follows describes how to expand upon the factory defaults provided in the configuration files included with the FieldServer (See “.csv” sample files provided with the FieldServer). This section documents and describes the pa
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FS-8700-24 ControlNet Driver Manual Page 8 of 12 4.2. ControlNet Node Descriptors This section of the configuration file defines the different MacIds of the ControlNet devices on the network. If you want to transfer the data on the local ControlNet card to the data- arrays on your FieldServer, typically used when acting as a Server, define a Node_ID with the same value as the System_Station_Address. Section Title Nodes Column Title Function Legal Values Up to 32 alphanumeric Node
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FS-8700-24 ControlNet Driver Manual Page 9 of 12 4.3.2. Driver Specific Map Descriptor Parameters Column Title Function Legal Values One of the node names Name of Node to Node_Name specified in “Node Descriptor” communicate with above For local node 7-39 Block_Number PLC File Number For remote node 1-999 UINT, (SINT, INT) (REAL, Type of PCCC data to be FLOAT) (BOOL, BIT, FLAG) PCCC_Type transferred over Equal types are shown in ControlNet brackets. 0 – 999 ( INT, SINT ) Add
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FS-8700-24 ControlNet Driver Manual Page 10 of 12 4.3.4. Unscheduled Map Descriptor Example The following Map Descriptor will read data from a PLC5. // Server Side Map Descriptors Map Descriptors Map_Descriptor_Name, Data_Array_Name, Data_Array_Offset, Function, Node_Name, Block_Number, PCCC_Type, Address, Length A1, DA_AI3, 0, RDBC, PLC5, 7, SINT, 33, 5 Active Map Descriptor Remote Node Offset into the file polls the PLC regularly (change to WRBC to w
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FS-8700-24 ControlNet Driver Manual Page 11 of 12 Appendix A. Advanced Topics Appendix A.1. Write-throughs Some FieldServer drivers support “write-throughs”. This is the ability of a Read Map Descriptor to automatically create a temporary write Map Descriptor to update the value of an external R/W (Read or Write) memory location. Since the ControlNet card contains separate Read-Only (Output) and Write-Only (Input) Buffers, write-throughs are not supported on ControlNet messaging, but
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FS-8700-24 ControlNet Driver Manual Page 12 of 12 THIS PAGE INTENTIONALLY LEFT BLANK FieldServer Technologies 1991 Tarob Court Milpitas, California 95035 USA Web:www.fieldServer.com Tel: (408) 262-2299 Fax: (408) 262-9042 Toll_Free: 888-509-1970 email: support@fieldServer.com
