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B&B Electronics 485DSS manual

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Table of contents for the manual

  • Page 1

    485DSS-0308 Manual Cover Page B&B Electronics Mfg Co Inc – 707 Dayton Rd - PO Box 1040 - Ottawa IL 61350 - Ph 815-433-5100 - Fax 815-433-5104 B&B Electronics – Westlink Comm ercial Park – Oranmor e, Galway, Ireland – Ph +353 91 792444 – Fax +353 91 792445 Distributed Smart Switch Model 485DSS Documentation Num ber 485DSS-0308 This[...]

  • Page 2

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  • Page 3

    485DSS-0308 Manual Table of Contents i B&B Electronics Mfg Co Inc – 707 Dayton Rd - PO Box 1040 - Ottawa IL 61350 - Ph 815-433-5100 - Fax 815-433-5104 B&B Electronics – Westlink Comm ercial Park – Oranmor e, Galway, Ireland – Ph +353 91 792444 – Fax +353 91 792445 TABLE OF CONTENTS CHAPTER 1: HARDWARE .............................[...]

  • Page 4

    ii Table of Contents 485DSS-0308 Manual B&B Electronics Mfg Co Inc – 707 Dayton Rd - PO Box 1040 - Ottawa IL 61350 - Ph 815-433-5100 - Fax 815-433-5104 B&B Electronics – Westlink Comm ercial Park – Oranmor e, Galway, Ireland – Ph +353 91 792444 – Fax +353 91 792445 C HART 1. IBM PC DB25 C ONNECTOR TO ..............................[...]

  • Page 5

    485DSS-0308 Manual 1 B&B Electronics Mfg Co Inc – 707 Dayton Rd - PO Box 1040 - Ottawa IL 61350 - Ph 815-433-5100 - Fax 815-433-5104 B&B Electronics – Westlink Comm ercial Park – Oranmor e, Galway, Ireland – Ph +353 91 792444 – Fax +353 91 792445 Chapter 1: HARDWARE Introduction The RS-485 Distributed Smart Switch (485DSS) connect[...]

  • Page 6

    2 485DSS-0308 Manual B&B Electronics Mfg Co Inc – 707 Dayton Rd - PO Box 1040 - Ottawa IL 61350 - Ph 815-433-5100 - Fax 815-433-5104 B&B Electronics – Westlink Comm ercial Park – Oranmor e, Galway, Ireland – Ph +353 91 792444 – Fax +353 91 792445 Specifications Model: 485DSS Size: 4.8"L x 2.15"W x 0.9"H Pow er: +11 [...]

  • Page 7

    485DSS-0308 Manual 3 B&B Electronics Mfg Co Inc – 707 Dayton Rd - PO Box 1040 - Ottawa IL 61350 - Ph 815-433-5100 - Fax 815-433-5104 B&B Electronics – Westlink Comm ercial Park – Oranmor e, Galway, Ireland – Ph +353 91 792444 – Fax +353 91 792445 RS-232 Port The RS-232 DTE port is an asynchronous port that supports TD and RD signa[...]

  • Page 8

    4 485DSS-0308 Manual B&B Electronics Mfg Co Inc – 707 Dayton Rd - PO Box 1040 - Ottawa IL 61350 - Ph 815-433-5100 - Fax 815-433-5104 B&B Electronics – Westlink Comm ercial Park – Oranmor e, Galway, Ireland – Ph +353 91 792444 – Fax +353 91 792445 RS-422/485 Wiring RS-485 receivers also have an enable/disable control line. The 2W/4[...]

  • Page 9

    485DSS-0308 Manual 5 B&B Electronics Mfg Co Inc – 707 Dayton Rd - PO Box 1040 - Ottawa IL 61350 - Ph 815-433-5100 - Fax 815-433-5104 B&B Electronics – Westlink Comm ercial Park – Oranmor e, Galway, Ireland – Ph +353 91 792444 – Fax +353 91 792445 SD control automatically enables the RS-485 driver by sensing the leading edge of the[...]

  • Page 10

    6 485DSS-0308 Manual B&B Electronics Mfg Co Inc – 707 Dayton Rd - PO Box 1040 - Ottawa IL 61350 - Ph 815-433-5100 - Fax 815-433-5104 B&B Electronics – Westlink Comm ercial Park – Oranmor e, Galway, Ireland – Ph +353 91 792444 – Fax +353 91 792445 Figure 3. RS-485 Wiring Diagram 4-Wire Mode To configure the 485DSS for RS-485 or 422[...]

  • Page 11

    485DSS-0308 Manual 7 B&B Electronics Mfg Co Inc – 707 Dayton Rd - PO Box 1040 - Ottawa IL 61350 - Ph 815-433-5100 - Fax 815-433-5104 B&B Electronics – Westlink Comm ercial Park – Oranmor e, Galway, Ireland – Ph +353 91 792444 – Fax +353 91 792445 Figure 4. RS-422 Wiring Diagram RS-485 and RS-422 Termination A jumper labeled “TER[...]

  • Page 12

    8 485DSS-0308 Manual B&B Electronics Mfg Co Inc – 707 Dayton Rd - PO Box 1040 - Ottawa IL 61350 - Ph 815-433-5100 - Fax 815-433-5104 B&B Electronics – Westlink Comm ercial Park – Oranmor e, Galway, Ireland – Ph +353 91 792444 – Fax +353 91 792445 Operation The host computer of the RS-485 network controls each 485DSS on the network[...]

  • Page 13

    485DSS-0308 Manual 9 B&B Electronics Mfg Co Inc – 707 Dayton Rd - PO Box 1040 - Ottawa IL 61350 - Ph 815-433-5100 - Fax 815-433-5104 B&B Electronics – Westlink Comm ercial Park – Oranmor e, Galway, Ireland – Ph +353 91 792444 – Fax +353 91 792445 Three red LED indicators are located on top of the 485DSS. The LED labeled TD flashes[...]

  • Page 14

    10 485DSS-0308 Manual B&B Electronics Mfg Co Inc – 707 Dayton Rd - PO Box 1040 - Ottawa IL 61350 - Ph 815-433-5100 - Fax 815-433-5104 B&B Electronics – Westlink Comm ercial Park – Oranmor e, Galway, Ireland – Ph +353 91 792444 – Fax +353 91 792445 The Command String All Command Strings consist of four ASCII characte rs. The first [...]

  • Page 15

    485DSS-0308 Manual 11 B&B Electronics Mfg Co Inc – 707 Dayton Rd - PO Box 1040 - Ottawa IL 61350 - Ph 815-433-5100 - Fax 815-433-5104 B&B Electronics – Westlink Comm ercial Park – Oranmor e, Galway, Ireland – Ph +353 91 792444 – Fax +353 91 792445 If you were writing a program in BASIC to turn on address 10 decimal (0A hexadecimal[...]

  • Page 16

    12 485DSS-0308 Manual B&B Electronics Mfg Co Inc – 707 Dayton Rd - PO Box 1040 - Ottawa IL 61350 - Ph 815-433-5100 - Fax 815-433-5104 B&B Electronics – Westlink Comm ercial Park – Oranmor e, Galway, Ireland – Ph +353 91 792444 – Fax +353 91 792445 response from an individual 485DSS. Placing broadcast characters in the address fiel[...]

  • Page 17

    485DSS-0308 Manual 13 B&B Electronics Mfg Co Inc – 707 Dayton Rd - PO Box 1040 - Ottawa IL 61350 - Ph 815-433-5100 - Fax 815-433-5104 B&B Electronics – Westlink Comm ercial Park – Oranmor e, Galway, Ireland – Ph +353 91 792444 – Fax +353 91 792445 Example: A unit with a decimal address of ten will have a delay of 220 milliseconds [...]

  • Page 18

    14 485DSS-0308 Manual B&B Electronics Mfg Co Inc – 707 Dayton Rd - PO Box 1040 - Ottawa IL 61350 - Ph 815-433-5100 - Fax 815-433-5104 B&B Electronics – Westlink Comm ercial Park – Oranmor e, Galway, Ireland – Ph +353 91 792444 – Fax +353 91 792445 Unit 17 decimal (11 hex) waited 360 milliseconds and then sent a reply indicating no[...]

  • Page 19

    485DSS-0308 Manual 15 B&B Electronics Mfg Co Inc – 707 Dayton Rd - PO Box 1040 - Ottawa IL 61350 - Ph 815-433-5100 - Fax 815-433-5104 B&B Electronics – Westlink Comm ercial Park – Oranmor e, Galway, Ireland – Ph +353 91 792444 – Fax +353 91 792445 Example 1: To set the address to decimal 21 (15 hex), you would turn on switches 1, [...]

  • Page 20

    16 485DSS-0308 Manual B&B Electronics Mfg Co Inc – 707 Dayton Rd - PO Box 1040 - Ottawa IL 61350 - Ph 815-433-5100 - Fax 815-433-5104 B&B Electronics – Westlink Comm ercial Park – Oranmor e, Galway, Ireland – Ph +353 91 792444 – Fax +353 91 792445 Chapter 2: SOFTWARE Description The Distributed Smart Switch Demonstration (DSS_DEMO[...]

  • Page 21

    485DSS-0308 Manual Appendix A A-1 B&B Electronics Mfg Co Inc – 707 Dayton Rd - PO Box 1040 - Ottawa IL 61350 - Ph 815-433-5100 - Fax 815-433-5104 B&B Electronics – Westlink Comm ercial Park – Oranmor e, Galway, Ireland – Ph +353 91 792444 – Fax +353 91 792445 Appendix A: ASCII Character Codes DECIMAL to HEX to ASCII CONVERSION TAB[...]

  • Page 22

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  • Page 23

    485DSS-0308 Manual Appendix B B-1 B&B Electronics Mfg Co Inc – 707 Dayton Rd - PO Box 1040 - Ottawa IL 61350 - Ph 815-433-5100 - Fax 815-433-5104 B&B Electronics – Westlink Comm ercial Park – Oranmor e, Galway, Ireland – Ph +353 91 792444 – Fax +353 91 792445 Appendix B: Decimal/Hexadecimal/Conversions The decimal (base 10) number[...]

  • Page 24

    B-2 Appendix B 485DSS-0308 Manual B&B Electronics Mfg Co Inc – 707 Dayton Rd - PO Box 1040 - Ottawa IL 61350 - Ph 815-433-5100 - Fax 815-433-5104 B&B Electronics – Westlink Comm ercial Park – Oranmor e, Galway, Ireland – Ph +353 91 792444 – Fax +353 91 792445 Hexadecimal to Decimal Conversion: Each “Hex digit” is the decimal e[...]

  • Page 25

    485DSS-0308 Manual Appendix C C-1 B&B Electronics Mfg Co Inc – 707 Dayton Rd - PO Box 1040 - Ottawa IL 61350 - Ph 815-433-5100 - Fax 815-433-5104 B&B Electronics – Westlink Comm ercial Park – Oranmor e, Galway, Ireland – Ph +353 91 792444 – Fax +353 91 792445 Appendix C: Cable Charts These charts indicate some common cable wiring [...]

  • Page 26

    C-2 Appendix C 485DS-0308 Manual B&B Electronics Mfg Co Inc – 707 Dayton Rd - PO Box 1040 - Ottawa IL 61350 - Ph 815-433-5100 - Fax 815-433-5104 B&B Electronics – Westlink Comm ercial Park – Oranmor e, Galway, Ireland – Ph +353 91 792444 – Fax +353 91 792445 Chart 4. RS-232 DCE Device w/DB9 Connector to 485DSS RS-232 (DTE) Port RS[...]