CyberResearch COMT 366F Скачать руководство пользователя страница 16 | Manualshive

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CyberResearch COMT 366F Скачать руководство пользователя страница 16

COMT 366 Series

CyberResearch

®

Serial Communications

8

©Copyright 2001

CyberResearch, Inc.

The converter may now be tested by setting the following switches:

DCE on COMT 366

DTE

Dip Switch

1

ON

2

OFF

3

OFF

4

ON

If the converter is functioning correctly, any data entered on the keyboard of the terminal
should appear on the screen and the TD and RD indicators should flash indicating the
flow of data.

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Содержание COMT 366F

Страница 1: ...eproduced without permission COMT 366 Series RS 232 to RS 485 Converter with LCD 38 4 kbps Data Rate COMT 366M DB 25M Connector COMT 366F DB 25F Connector CyberResearch Inc www cyberresearch com 25 Bu...

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Страница 5: ...ks CyberResearch and COMT 366 Series are trademarks of CyberResearch Inc Other product names mentioned herein are used for identification purposes only and may be trademarks and or registered trademar...

Страница 6: ...COMT 366 Series CyberResearch Serial Communications iv Copyright 2001 CyberResearch Inc COMT 366 Series...

Страница 7: ...uch interference when operated in a commercial environment Operation of this equipment in a residential area is likely to cause interference If this occurs the user will be required to take whatever m...

Страница 8: ...1 1 1 The LCD 1 2 0 Specifications 3 2 1 Interface 3 2 2 Connectors 3 2 3 Data Rate 3 2 4 Switches 3 2 5 Indicators 3 2 6 Power 3 2 7 Size 3 2 8 Environment 3 3 0 Installation 4 4 0 Operation 5 4 1 T...

Страница 9: ...r In the case of a system problem it provides information as to the status of the local link The logo shown on the LCD display indicates the unit is powered For power stealing devices such as a conver...

Страница 10: ...be displayed simultaneously A variation in display intensity between lower and upper segments will give the user a perception of the amount of data being transmitted The LCD display also shows the sta...

Страница 11: ...inal block 2 3 Data Rate 0 to 38 4 KBPS 2 4 Switches DTE DCE selector switch allows reversing of Pins 2 and 3 of EIA 232 connector Four position dip switch two switches set operating mode two switches...

Страница 12: ...ter will poll the slaves through the single twisted pair and request that only one device access the line at a time The COMT 366 can operate at the following Baud rate distance combinations Baud rate...

Страница 13: ...er The COMT 366 can only transmit data on the RS 485 port if RTS is asserted Note On the COMT 366 only if the RTS signal cannot be controlled then carefully open the covers and locate JP1 and move the...

Страница 14: ...eases the chosen value becomes more critical to error free operation Typically devices at the end of a long bus are terminated and units multi dropped between the ends are not terminated The cable use...

Страница 15: ...e communication parameters set the same On the COMT 366 look at the LCD if RD is shown as a constant high or streaming see Section 1 1 The LCD then the wires are reversed d One of the two wires is bro...

Страница 16: ...ter may now be tested by setting the following switches DCE on COMT 366 DTE Dip Switch 1 ON 2 OFF 3 OFF 4 ON If the converter is functioning correctly any data entered on the keyboard of the terminal...

Страница 17: ...erresearch com 6 0 RS 232 Pin Number Assignments Pin EIA CCITT Name 2 BA 103 Transmit Data 3 BB 104 Receive Data 4 CA 105 Request to Send 5 CB 106 Clear to Send 6 CC 107 Data Set Ready 7 AB 102 Signal...

Страница 18: ...ansformer supplies low voltage AC and the required 12 12 and 5 Volts are generated internally For COMT 366 supply 12 volts on Pin 9 7 1 COMT 366 The COMT 366 is powered by a small wall mounted transfo...

Страница 19: ...mper settings and possibly change settings before reinstalling the modules 3 Have a volt meter handy to take measurements of the signals you are trying to measure as well as the signals on the board m...

Страница 20: ...COMT 366 Series CyberResearch Serial Communications 12 Copyright 2001 CyberResearch Inc Intentionally Blank...

Страница 21: ...pment and the sole and exclusive liability of the Seller its successors or assigns in connection with equipment purchased and in lieu of all other warranties expressed implied or statutory including b...

Страница 22: ...COMT 366 Series CyberResearch Serial Communications 14 Copyright 2001 CyberResearch Inc Intentionally Blank...

Страница 23: ......

Страница 24: ...CyberResearch Inc 25 Business Park Drive Branford CT 06405 USA P 203 483 8815 F 203 483 9024 www cyberresearch com...

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