FieldServer FS-8700-66 GE SNP Manual

Ge-snp serial driver
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A Sierra Monitor Company
Driver Manual
(Supplement to the FieldServer Instruction Manual)
FS-8700-66 GE SNP
APPLICABILITY & EFFECTIVITY
Effective for all systems manufactured after May 1, 2001
Driver Version:
1.02
Document Revision: 9

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Summary of Contents for FieldServer FS-8700-66 GE SNP

  • Page 1 A Sierra Monitor Company Driver Manual (Supplement to the FieldServer Instruction Manual) FS-8700-66 GE SNP APPLICABILITY & EFFECTIVITY Effective for all systems manufactured after May 1, 2001 Driver Version: 1.02 Document Revision: 9...
  • Page 2: Table Of Contents

    Appendix C.1. SNP Node Names ..................25 Appendix C.2. Scaling......................26 Appendix C.3. Server Response NAK, Major and Minor Error Codes .........26 FieldServer Technologies 1991 Tarob Court Milpitas, California 95035 USA Web:www.fieldServer.com Tel: (408) 262-2299 Fax: (408) 262-2296 Toll_Free: 888-509-1970 email: support@fieldServer.com...
  • Page 3: Ge_Snp Description

    Page 3 of 29FS-8700-66_GE-SNP Manual Page 3 of 29 GE_SNP Description The GE-SNP Serial driver allows the FieldServer to transfer data to and from devices over either RS-232 or RS-485 using GE-SNP Serial protocol. The FieldServer can emulate either a Server or Client.
  • Page 4: Driver Scope Of Supply

    Description PART # FS-8915-10 UTP cable (7 foot) for RS-232 use FS-8917-03 RJ45 to DB9M connector adapter FS-8700-66 Driver Manual. FieldServer Technologies 1991 Tarob Court Milpitas, California 95035 USA Web:www.fieldServer.com Tel: (408) 262-2299 Fax: (408) 262-2296 Toll_Free: 888-509-1970 email: support@fieldServer.com...
  • Page 5: Hardware Connections

    Page 5 of 29FS-8700-66_GE-SNP Manual Page 5 of 29 Hardware Connections The FieldServer is connected to the GE PLC in one of two ways. Almost every GE PLC has a RS-232 and RS-485 port. Possible cable configurations are illustrated below.
  • Page 6 R-232 Remote Serial DB25F Device – 2 wire 21787 91035 + (B) - (A) From FieldServer Converter for Cable 3: From RS-232 on FieldServer to RS-485 on device. RS-232 Device RS-232 TO RS-422/485 OPTICALLY ISOLATED CONVERTER Recceive TDA(-) TDB(+) Transmit...
  • Page 7 Com1 9 pin RJ45 Typical FieldServer Cable (408)-262-2299 RJ45 P1-P8 GE SNP CONNECTION DIAGRAM BASE NAME: DATE: 2/2/04 FILE NAME: FieldServer Technologies 1991 Tarob Court Milpitas, California 95035 USA Web:www.fieldServer.com Tel: (408) 262-2299 Fax: (408) 262-2296 Toll_Free: 888-509-1970 email: support@fieldServer.com...
  • Page 8: Configuring The Fieldserver As A Ge_Snp Client

    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).
  • Page 9: Client Side Connection Descriptors

    Not all ports shown are necessarily supported by the hardware. Consult the appropriate Instruction manual for details of the ports available on specific hardware. FieldServer Technologies 1991 Tarob Court Milpitas, California 95035 USA Web:www.fieldServer.com Tel: (408) 262-2299 Fax: (408) 262-2296 Toll_Free: 888-509-1970 email: support@fieldServer.com...
  • Page 10: Client Side Node Descriptors

    Not all ports shown are necessarily supported by the hardware. Consult the appropriate Instruction manual for details of the ports available on specific hardware. FieldServer Technologies 1991 Tarob Court Milpitas, California 95035 USA Web:www.fieldServer.com Tel: (408) 262-2299 Fax: (408) 262-2296 Toll_Free: 888-509-1970 email: support@fieldServer.com...
  • Page 11: Driver Related Map Descriptor Parameters

    (RW – Read/Write). 4.4.3. Timing Parameters Column Title Function Legal Values Scan_Interval Rate at which data is polled ≥0.1s FieldServer Technologies 1991 Tarob Court Milpitas, California 95035 USA Web:www.fieldServer.com Tel: (408) 262-2299 Fax: (408) 262-2296 Toll_Free: 888-509-1970 email: support@fieldServer.com...
  • Page 14: Configuring The Fieldserver As A Ge_Snp Server

    This section documents and describes the parameters necessary for configuring the FieldServer to communicate with a GE_SNP Client. The configuration file tells the FieldServer about its interfaces, and the routing of data required. In order to enable the FieldServer for GE_SNP communications, the driver independent FieldServer buffers need to be declared in the “Data Arrays”...
  • Page 15: Server Side Node Descriptors

    Not all ports shown are necessarily supported by the hardware. Consult the appropriate Instruction manual for details of the ports available on specific hardware. FieldServer Technologies 1991 Tarob Court Milpitas, California 95035 USA Web:www.fieldServer.com Tel: (408) 262-2299 Fax: (408) 262-2296 Toll_Free: 888-509-1970 email: support@fieldServer.com...
  • Page 16: Server Side Map Descriptors

    If the Client requests bits then one bit state is obtained from each array element. FieldServer Technologies 1991 Tarob Court Milpitas, California 95035 USA Web:www.fieldServer.com Tel: (408) 262-2299 Fax: (408) 262-2296 Toll_Free: 888-509-1970 email: support@fieldServer.com...
  • Page 17: Timing Parameters

    Values Specifies time Server side waits before responding to Scada_Hold_Timeout >1.0s Client that Node is offline on FieldServer Client side. FieldServer Technologies 1991 Tarob Court Milpitas, California 95035 USA Web:www.fieldServer.com Tel: (408) 262-2299 Fax: (408) 262-2296 Toll_Free: 888-509-1970 email: support@fieldServer.com...
  • Page 19: Appendix A. Troubleshooting Tips

    Max Link Idle Time (of the PLC). If the time is exceeded the connection is closed. Thus when the next poll is received by the PLC it ignores it and hence it times out in the FieldServer. After timing out, the driver re-establishes the connection for the next poll.
  • Page 20: Appendix B. Error Messages

    SNP:#7 FYI. T1 timer reset to This is the FieldServer slave reporting its T1 timer after a <%ld> mSec. Client has established a connection No action is required.
  • Page 21 “1”. SNP:#20 Err. do diagnostic x If you see this error, report it to FieldServer tech support. The message is produced when a QA diagnostic is SNP:#21 Err. do diagnostic x produced and should only ever be seen during testing by SNP:#22 Err.
  • Page 22: Appendix B.1. Driver Stats

    The statistics recorded by the GE-SNP Serial Driver are slightly different from the way that FieldServer driver normally records statistics. This difference arises from the fact that this driver is not a simple poll response driver. Bear in mind that a single poll can generate a large number of response fragments.
  • Page 23 There is no Map 37 GE_STAT_DRV_ACT_NO_MAPDESC_R Descriptor that can be used to process the poll from the Client. FieldServer Technologies 1991 Tarob Court Milpitas, California 95035 USA Web:www.fieldServer.com Tel: (408) 262-2299 Fax: (408) 262-2296 Toll_Free: 888-509-1970 email: support@fieldServer.com...
  • Page 24 Client Counts the number of times the DLL layer's 50 GE_STAT_CD_UPD_STREAMING buffer was too full to process additional incoming data. FieldServer Technologies 1991 Tarob Court Milpitas, California 95035 USA Web:www.fieldServer.com Tel: (408) 262-2299 Fax: (408) 262-2296 Toll_Free: 888-509-1970 email: support@fieldServer.com...
  • Page 25: Appendix C. Advanced Topics

    Node it wishes to connect to or by sending a Null Node name. If the Client sends a Null Node name then the FieldServer will connect if any SNP Nodes have been defined for the same port as the Client using the Null name. In such a case the Node must be connected to a port (This is not always common with FieldServer Server configurations).
  • Page 26: Appendix C.2. Scaling

    Scaling is applied by the driver when bytes and registers are stored. When bit data is transferred in bit format than scaling is not applied. When bit data is transferred using bye format’s then scaling may be applied. Scaling is applied using the FieldServer’s standard Map Descriptor parameters. Data_Array_Low_Scale, Data_Array_High_Scale,...
  • Page 27 No task-level Rack/Slot configuration to read or delete. Verify with FA Card or EEPROM failed. Text length does not match traffic type. FieldServer Technologies 1991 Tarob Court Milpitas, California 95035 USA Web:www.fieldServer.com Tel: (408) 262-2299 Fax: (408) 262-2296 Toll_Free: 888-509-1970 email: support@fieldServer.com...
  • Page 28 70 PLC CPUs only). Slave SNP task encountered an error in trying to update the Datagram. Series 90-70 PLC CPUs only). FieldServer Technologies 1991 Tarob Court Milpitas, California 95035 USA Web:www.fieldServer.com Tel: (408) 262-2299 Fax: (408) 262-2296 Toll_Free: 888-509-1970 email: support@fieldServer.com...
  • Page 29 Page 29 of 29FS-8700-66_GE-SNP Manual Page 29 of 29 THIS PAGE INTENTIONALLY LEFT BLANK FieldServer Technologies 1991 Tarob Court Milpitas, California 95035 USA Web:www.fieldServer.com Tel: (408) 262-2299 Fax: (408) 262-2296 Toll_Free: 888-509-1970 email: support@fieldServer.com...

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