Campbell-scientific MD9 Coax Multidrop Interface Instrukcja Użytkownika

INSTRUCTION MANUALMD9 Multidrop InterfaceRevision: 5/03Copyright (c) 1987-2003Campbell Scientific, Inc.

MD9 Multidrop Interface6COM200FIGURE 6-1. Telephone to MD9 Conversion7. OperationCommunication between the computer and a datalogger is initiated an

MD9 Multidrop Interface7now complete. The computer can now send several carriage returns whichpermits the datalogger to synchronize at the same baud

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A-1Appendix A. Cable Specifications andSource ReferencesBelden 1505A:Conductor: 20 AWG solid copper (.032” ∅)Jacket Material: PVCJacket O.D.: .235

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B-1Appendix B. Break/Address TimingA BREAK consists of continuous spacing for time greater than 10 times theinverse of BR (baud rate). The BREAK is

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C-1Appendix C. Setting the Station IDEach MD9, including the one in the MD9 base station, must have a uniqueStation ID. Following is a list of all p

Appendix C. Setting the Station IDC-2SWITCHES SWITCHES SWITCHESID 12345678 ID 1234 5678 ID 1234 567840 0001 0100 83 1100 1010 126 0111 111041 1001 01

D-1Appendix D. SC532AThe SC532A differs from the SC532 in three ways:1. Provides 12 V on PERIPHERAL Port pin 82. “PROGRAM” mode3. Jack on SC532A P

Warranty and AssistanceThe MD9 MULTIDROP INTERFACE is warranted by CAMPBELLSCIENTIFIC, INC. to be free from defects in materials and workmanship under

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Campbell Scientific CompaniesCampbell Scientific, Inc. (CSI)815 West 1800 NorthLogan, Utah 84321UNITED [email protected]

iMD9 Multidrop InterfaceTable of ContentsPDF viewers note: These page numbers refer to the printed version of this document. Usethe Adobe Acrobat® b

MD9 Multidrop Interface Table of Contentsii4-1 ID Switch and Baud Rate Selection Jumpers... 46-1 Telephone t

1MD9 Multidrop Interface1. IntroductionThe MD9 Multidrop Interface functions as a direct wire link between acomputer and a Campbell Scientific datalo

MD9 Multidrop Interface2The MD9 at the computer is connected to one or more other MD9s with coaxcable terminated with BNC connectors. Refer to Appendi

MD9 Multidrop Interface3FIGURE 2-1. System Description3. Software and Datalogger CompatibilityPC208 Software Index #5348-00 or higher is required fo

MD9 Multidrop Interface4TABLE 4-1. ID Settings for MD9 Connected to ComputerSoftware Used IDDos PC208 (GraphTerm, Telcom, and PC208E) 1 - 254Windows

MD9 Multidrop Interface535 MD9s @ 0.2 db 7 db (including MD9 at PC)5,000 ft. @ 0.6 db/ 100 ft. 30 dbCoax terminator pair 6 dbTotal Signal Loss 43 db