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Manual Black Box IC476A-M-R2

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  • Black Box IC476A-M-R2 - page 1

    CUSTOMER SUPPORT INFORMATION Order toll-free in the U.S. 24 hours, 7 A.M. Monday to midnight Friday: 877-877-BBOX FREE technical support, 24 hours a day, 7 days a week: Call 724-746-5500 or fax 724-746-0746 Mail order: Black Box Corporation , 1000 Park Drive, Lawrence, PA 15055-1018 Web site: www.blackbox.com • E-mail: info@blackbox.com FEBRUARY ...

  • Black Box IC476A-M-R2 - page 2

    1 ASYNC 2 3 2 ↔ 422/485 CONVERTER FEDERAL COMMUNICATIONS COMMISSION AND CANADIAN DEPARTMENT OF COMMUNICATIONS RADIO FREQUENCY INTERFERENCE STATEMENTS This digital apparatus does not exceed the Class A limits for radio noise emission from digital apparatus set out in the Radio Interference Regulation of the Canadian Department of Communications. L ...

  • Black Box IC476A-M-R2 - page 3

    2 ASYNC 232 ↔ 422/485 CONVERTER NORMAS OFICIALES MEXICANAS (NOM) ELECTRICAL SAFETY STATEMENT INSTRUCCIONES DE SEGURIDAD . ...

  • Black Box IC476A-M-R2 - page 4

    3 ASYNC 2 3 2 ↔ 422/485 CONVERTER ...

  • Black Box IC476A-M-R2 - page 5

    4 ASYNC 232 ↔ 422/485 CONVERTER Contents ...

  • Black Box IC476A-M-R2 - page 6

    5 Data Rate Connectors Transmission Format Transmission Line Transmission Mode Range Control Signals Carrier Surge Protection RTS/CTS Delay MTBF Operating Temperature CHAPTER 1: Specifications 1. Specifications ...

  • Black Box IC476A-M-R2 - page 7

    6 ASYNC 232 ↔ 422/485 CONVERTER Humidity Altitude Power Size Shipping Weight ...

  • Black Box IC476A-M-R2 - page 8

    7 CHAPTER 2: Introduction ↔ Section 4.4 2. Introduction ...

  • Black Box IC476A-M-R2 - page 9

    8 ASYNC 232 ↔ 422/485 CONVERTER ↔ DCE DTE +RCV -G-XMT+ 3. Configuration DTE/DCE Switch Terminal Block ...

  • Black Box IC476A-M-R2 - page 10

    9 3.1 Setting the DTE/DCE Switch ON 1 2 3 4 5 6 7 8 CHAPTER 3: Configuration DIP Switch S1 ...

  • Black Box IC476A-M-R2 - page 11

    10 ASYNC 232 ↔ 422/485 CONVERTER 3.2 DIP-Switch Configuration internally ON OFF ON 1 2 3 4 5 6 7 8 ...

  • Black Box IC476A-M-R2 - page 12

    11 CHAPTER 3: Configuration 3.2.1 DIP-S WITCH S ETTINGS Switch S1 Summary Table Position Function Factory Default S1-1* “Transmit Off” Impedance Off High Z S1-2* “Transmit Off” Impedance Off S1-3 RTS/CTS Delay On 8 msec. S1-4 Echo Mode Off Echo Off S1-5 Carrier Control On Controlled by RTS S1-6 Receive Impedance On 120 ohm S1-7* 2 wire/4 wi ...

  • Black Box IC476A-M-R2 - page 13

    12 ASYNC 232 ↔ 422/485 CONVERTER S1-4: Echo Mode S1-5: Carrier-Control Method NOTE Carrier is ON when RTS is asserted positive, and OFF only when RTS is driven to a negative voltage. S1-6: Receive Impedance (Termination) S1-7 and S1-8: 2-wire/4-wire Modes ...

  • Black Box IC476A-M-R2 - page 14

    13 CHAPTER 3: Configuration 3.2.2 C ONFIGURATION S WITCH A PPLICATIONS Do not change switch settings until you have carefully read this manual. Typical Switch Applications Switch Settings Point-to-Point Multipoint 4W 4W HDX 2W 4W 2W “Xmt Off” Imp. (S1-1) Off Off Off Off Off “Xmt Off” Imp. (S1-2) Off Off Off Off Off RTS/CTS Delay (S1-3) On O ...

  • Black Box IC476A-M-R2 - page 15

    14 ASYNC 232 ↔ 422/485 CONVERTER 4.1 Connection to the RS-485 Interface must 4.1.1 4-W IRE C ONNECTION U SING THE DB25 (IC477A-X-R2 AND IC478A-X-R2) Converter RS-485 (530) Device Signal DB25 Pin DB25 Pin Signal XMTA 2......................................3 RCVA XMTB 14....................................16 RCVB RCVA 3............................. ...

  • Black Box IC476A-M-R2 - page 16

    15 CHAPTER 4: Installation 2) It is not necessary that the RS-485 device adhere to the RS-530 standard. However, you must make sure that the signals, polarities, and pairing of your connection conform to this table. 3) If you are not using two IC477A-X-R2s or IC478A-X-R2s back to back and the procedure on the previous page produces garbage data (or ...

  • Black Box IC476A-M-R2 - page 17

    16 ASYNC 232 ↔ 422/485 CONVERTER 5. the other pair of wires NOTE Positive and negative are relative terms and may not always have the same relationship for all RS-422 or RS-485 devices (see the previous note regarding “flipping the leads”). Converter RS-485 Device XMT+ ............................................................RCVA XMT- .... ...

  • Black Box IC476A-M-R2 - page 18

    17 8. 9. +RCV -G-XMT+ +RCV -G-XMT+ +RCV -G-XMT+ CHAPTER 4: Installation ...

  • Black Box IC476A-M-R2 - page 19

    18 ASYNC 232 ↔ 422/485 CONVERTER 10. 11. 4.1.3 2-W IRE C ONNECTION only the transmit (XMT) pair Converter Signal RS-485 Signal XMT+ ..................................+ (positive) XMT-...................................- (negative) IMPORTANT! If you are not using two IC476A-X-R2s back to back and the procedure on the previous page produces garbage ...

  • Black Box IC476A-M-R2 - page 20

    19 CHAPTER 4: Installation 4.2 Connection to the RS-232 Interface NOTE If you must use a cable to connect the Converter to the RS-232 device, make sure it is a straight-through cable of the shortest possible length. We recommend no more than 6 ft. (1.8 m). 4.3 Wiring for Multipoint Applications NOTE Connections are to screw terminals directly on th ...

  • Black Box IC476A-M-R2 - page 21

    20 ASYNC 232 ↔ 422/485 CONVERTER 4.4 Operation data ...

  • Black Box IC476A-M-R2 - page 22

    21 APPENDIX A: RS-232C Pin Configurations ST ANDARD “DTE” SETTING DIRECTION DIRECTION From Converter Data T erm. Ready (DTR) - 20 1- (FG) Frame Ground 2- (TD) T ransmit Data 3- RD) Receive Data 4- (RTS) Request to Send 5- (CTS) Clear to Send 6- (DSR) Data Set Ready 7- (SG) Signal Ground 8- (DCD) Data Carrier Detect From Converter T o Converter ...

  • Black Box IC476A-M-R2 - page 23

    22 ASYNC 232 ↔ 422/485 CONVERTER Pin Number Pin Name Appendix B . 422/485 (530) Pin Configuration ...

  • Black Box IC476A-M-R2 - page 24

    23 APPENDIX C: Self-Test Section 3.2.2 Appendix C. Self- T est ...

  • Black Box IC476A-M-R2 - page 25

    1000 Park Drive • Lawrence, PA 15055-1018 • 724-746-5500 • Fax 724-746-0746 © Copyright 1998. Black Box Corporation. All rights reserved. ...

Manufacturer Black Box Category Network Router

Documents that we receive from a manufacturer of a Black Box IC476A-M-R2 can be divided into several groups. They are, among others:
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All of them are important, but the most important information from the point of view of use of the device are in the user manual Black Box IC476A-M-R2.

A group of documents referred to as user manuals is also divided into more specific types, such as: Installation manuals Black Box IC476A-M-R2, service manual, brief instructions and user manuals Black Box IC476A-M-R2. Depending on your needs, you should look for the document you need. In our website you can view the most popular manual of the product Black Box IC476A-M-R2.

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A complete Black Box manual, should contain several basic components. Some of them are less important, such as: cover / title page or copyright page. However, the remaining part should provide us with information that is important from the point of view of the user.

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2. Contents - index of all tips concerning the Black Box IC476A-M-R2, that we can find in the current document
3. Tips how to use the basic functions of the device Black Box IC476A-M-R2 - which should help us in our first steps of using Black Box IC476A-M-R2
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5. FAQ - Frequently Asked Questions
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