Impulse 2102 User Manual
TM
SeaLINK+485
USER MANUAL
Part # 2102
Sealevel Systems, Inc. Telephone: 864.843.4343
PO Box 830 Fax: 864.843.3067
Liberty, SC www.sealevel.com
Contents
INTRODUCTION........................................................................ 1
OVERVIEW......................................................................................1
WHAT’S INCLUDED ........................................................................1
INSTALLATION......................................................................... 2
OPERATING SYSTEM INSTALLATION...............................................2
SYSTEM INSTALLATION ..................................................................2
ONFIGURATION ..................................................................... 6
C
ELECTRICAL INTERFACE SELECTION ..............................................6
SWITCH EXAMPLES.........................................................................7
TECHNICAL DESCRIPTION....................................................... 8
FEATURES....................................................................................... 8
CONNECTOR PIN ASSIGNMENTS (DB25 MALE)..............................8
SPECIFICATIONS ...................................................................... 9
ENVIRONMENTAL SPECIFICATIONS.................................................9
MANUFACTURING...........................................................................9
POWER CONSUMPTION ...................................................................9
MEAN TIME BETWEEN FAILURES (MTBF).....................................9
PHYSICAL DIMENSIONS ..................................................................9
APPENDIX A - TROUBLESHOOTING.......................................10
APPENDIX B - HOW TO GET ASSISTANCE ............................11
PPENDIX C - ELECTRICAL INTERFACE...............................12
A
RS-530.........................................................................................12
RS-422.........................................................................................12
RS-485.........................................................................................13
PPENDIX D - ASYNCHRONOUS COMMUNICATIONS ............14
A
APPENDIX E - COMPLIANCE NOTICES.................................. 15
FEDERAL COMMUNICATIONS COMMISSION STATEMENT ..............15
EMC DIRECTIVE STATEMENT ......................................................15
WARRANTY............................................................................16
Figures:
Figure 1- RS-530/422 4 Wire 485 (Default) .............................................7
Figure 2 - RS-485, 2 Wire with Echo........................................................7
Figure 3 - RS-485, 2 Wire No Echo..........................................................7
Figure 4 - Asynchronous Communications Bit Diagram .....................14
© Sealevel Systems, Inc.
SL9090 Revision 7/2006
Sealevel Systems, Incorporated. All rights reserved.
Introduction
Introduction
Overview
The Sealevel Systems SeaLINK+485 equips the PC with 1 USB to
RS-530/422/485 Asynchronous serial port providing a versatile interface for
common RS-530/422/485 needs. The advantage of this product over more
traditional approaches is that it doesn’t require opening the computer case, nor
does it require resources such as I/O ports or IRQ’s. It does require a system that
supports USB both in terms of hardware and operating system.
What’s Included
The SeaLINK+485 is sh ipped with the following items. If any of these items is
missing or damaged, contact the supplier.
• SeaLINK+485 USB to RS-530/422/485 Serial I/O Adapter
• USB Cable Part Number CA179 for Connecting to Upstream
Host/Hub
• Sealevel Software
Sealevel Systems SeaLINK+485 Page 1
Installation
Installation
Operating System Installation
Choose Install Software at the beginning of the CD and select the Serial I/O
software drivers and install SeaCOM.
System Installation
The screen captures below are taken from a Windows 98 installation. Your
particular operating system may differ slightly from what is shown based on
your version of windows.
The SeaLINK+485: can be connected to any Upstream Type “A” port either at
the PC host or an Upstream Hub. The SeaLINK+485 is hot-pluggable, meaning
there is no need to power down your computer prior to installation. The
SeaLINK+485: requires no user hardware configuration since there are no
jumpers present on the card.
1. Connect SeaLINK+485 to an Upstream Host or Hub.
This indicates that the system has recognized the new device and will now
proceed to locate a driver.
Sealevel Systems SeaLINK+485 Page 2
Installation
Since you have already installed the software by running “Setup”, simply click
“Next” to proceed. The drivers that were installed during setup will
automatically be used to configure the adapter for use.
Sealevel Systems SeaLINK+485 Page 3
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