Patton electronic 593/25, 593/45, 593/TB, RS-422, RS-485 manual

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Table of contents for the manual

  • Page 1

    USER MANUAL MODELS 593/25, 593/45 and 593/TB RS-422/RS-485 Optical Isolators SALES OFFICE (301) 975-1000 TECHNICAL SUPPORT (301) 975-1007 http://www .patton.com Part# 07M593 Doc# 055041U Rev . A Revised 07/05/00 An ISO-9001 Certified Company 15 APPENDIX B P A TTON ELECTRONICS MODEL 593 SERIES EIA-530 PIN CONFIGURA TIONS Copyright © 1999 Patton Ele[...]

  • Page 2

    1 2 T ABLE OF CONTENTS SECTION P AGE 1.0 W arranty Information .............................................................2 1.1 Radio and TV Interference 1.2 CE Notice 1.3 Service Information 2.0 General Information ...............................................................4 2.1 Features 2.2 Description 3.0 Cofiguration .....................[...]

  • Page 3

    3 4 1.3 SERVICE All warranty and nonwarranty repairs must be returned freight pre- paid and insured to Patton Electronics. All returns must have a Return Materials Authorization number on the outside of the shipping contain- er . This number may be obtained from Patton Electronics T echnical Support at: telephone: (301) 975-1007 email: support@patt[...]

  • Page 4

    5 6 3.0 CONFIGURA TION The Models 593/25F , 593/45, and 593/TB feature configuration via hard- ware switches and headers. This section describes all possible hardware config- urations, including the factory default settings. T able 1 below summarizes config- uration of switches and headers for the Model l 593/25F , 593/45, and 593/TB. 3.1 DIP SWITC[...]

  • Page 5

    7 8 3.2 DIP Switch S1 & S4 The Models 593/25F , 593/45, and 593/TB features 2 four-position DIP switches S1 and S4. Figure 3A (below) shows Models 593/TB & 593/45 top view of the printed circuit board and where S1 and S4 are located. Figure 3B shows Model 593/25 top view of the printed circuit board and the position of S1 and S4. Following [...]

  • Page 6

    9 10 4.0 INST ALLA TION Once you have properly set the configuration switches and jumpers, you are ready to connect Models 593/25F , 593/45, or 593/TB to your system. This section tells you how to connect the interfaces and how to operate your Model 593/25F , 593/45, or 593/TB. 4.1 CONNECTING TO THE RS-422 OR RS-485 INTERF ACE T o function properly[...]

  • Page 7

    11 12 4.1.2 2-Wire Connection Using RJ-45 Most RS-485 devices employ a two-wire, half duplex configuration. When using this configuration, be sure to first set the Model 593/45 to half duplex mode by switching DIP switches and jumpers (refer to sec- tion 3.0 for this configuration)—then use only the transmit (XMT) pair as shown below 593/45 SIGNA[...]

  • Page 8

    13 14 4.1.5 4-Wire Connection Using DB-25 Most DB-25 connectors on the Model 593/25F conform to EIA-530 interface standards. When connecting to the RS-422/485 devices which also conform to EIA-530 standards, your cable should have crossed over wiring, as shown below . Model 593/TB RS-485 SIGNAL DB-25 PIN DB-25 PIN SIGNAL TXA+ 2 3 RXA+ TXB- 14 16 RX[...]