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         © Sealevel Systems, Inc. 

8004 Manual   |  SL9022  9/2021 

 

Warranty 

Sealevel's  commitment  to  providing  the  best  I/O  solutions  is  reflected  in  the  Lifetime  Warranty  that  is 
standard on all Sealevel manufactured I/O products. We are able to offer this warranty due to our control 
of manufacturing quality and the historically high reliability of our products in the field. Sealevel products 
are designed and manufactured at its Liberty, South Carolina facility, allowing direct control over product 
development, production, burn-in and testing. Sealevel achieved ISO-9001:2015 certification in 2018. 

Warranty Policy 

Sealevel  Systems, Inc.  (hereafter "Sealevel") warrants that the  Product shall  conform to and perform in 
accordance  with  published  technical  specifications  and  shall  be  free  of  defects  in  materials  and 
workmanship for the warranty period. In the event of failure, Sealevel will repair or replace the product at 
Sealevel's sole discretion. Failures resulting from misapplication or misuse of the Product, failure to adhere 
to any specifications or instructions, or failure resulting from neglect, abuse, accidents, or acts of nature 
are not covered under this warranty.  

Warranty service may be obtained by delivering the Product to Sealevel and providing proof of purchase. 
Customer agrees to ensure the Product or assume the risk of loss or damage in transit, to prepay shipping 
charges  to  Sealevel,  and  to  use  the  original  shipping  container  or  equivalent.  Warranty  is  valid  only  for 
original purchaser and is not transferable.  

This  warranty  applies  to  Sealevel  manufactured  Product.  Product  purchased  through  Sealevel  but 
manufactured by a third party will retain the original manufacturer's warranty.  

Non-Warranty Repair/Retest

 

Products returned due to damage or misuse and Products retested with no problem found are subject to 
repair/retest charges. A purchase order or credit card number and authorization must be provided in order 
to obtain an RMA (Return Merchandise Authorization) number prior to returning Product.  

How to obtain an RMA (Return Merchandise Authorization) 

If you need to return a product for warranty or non-warranty repair, you must first obtain an RMA number. 
Please contact Sealevel Systems, Inc. Technical Support for assistance: 

Available  

Monday 

 Friday, 8:00AM to 5:00PM EST 

Phone   

864-843-4343  

Email 

 

[email protected]

 

Trademarks 

Sealevel Systems, Incorporated acknowledges that all trademarks referenced in this manual are the service 
mark, trademark, or registered trademark of the respective company. 

 

Summary of Contents for ISO-COMM

Page 1: ...1 Sealevel Systems Inc 3415 3416 3417 3418 3419 Manual SL9149 11 2021 ISO COMM User Manual 3415 3416 3417 3418 3419...

Page 2: ...ORE YOU GET STARTED 4 CARD SETUP 6 INSTALLATION 12 TECHNICAL DESCRIPTION 13 SPECIFICATIONS 15 APPENDIX A TROUBLESHOOTING 16 APPENDIX B HOW TO GET ASSISTANCE 17 APPENDIX C ELECTRICAL INTERFACE 18 APPEN...

Page 3: ...e PC is either far from the PC or on a different power transformer circuit Ground loop current is a commonly neglected and misunderstood phenomena that leads to the failure and destruction of communic...

Page 4: ...s Advisory Conventions Warning The highest level of importance used to stress a condition where damage could result to the product or the user could suffer serious injury Important The middle level of...

Page 5: ...t Started Continued Factory Default Settings The ISO COMM factory default settings are as follows Port Base Address IRQ Port 1 3F8 4 Port 2 2F8 3 Port 3 3E8 4 Port 4 2E8 3 For your reference record in...

Page 6: ...80 287 1010000XXX Off On Off On On On On 2A0 2A7 1010100XXX Off On Off On Off On On 2E8 2EF 1011101XXX Off On Off Off Off On Off 2F8 2FF 1011111XXX Off On Off Off Off Off Off 3E8 3EF 1111101XXX Off Of...

Page 7: ...haring of interrupts between COM1 and COM3 and between COM2 and COM4 While this is the default it is not always the preferred setting Check your software configuration instructions to determine the mo...

Page 8: ...This provides the pull down resistor circuit that makes sharing of IRQs possible If you are using more than one ISO COMM or a compatible card in a bus you should only have one port set to M The follo...

Page 9: ...oard in this configuration when it is not accompanied by a pulldown resistor will prevent the ports from triggering an interrupt E5 1 2 M S N M S N 3 4 Figure 6 Header E5 Sharing IRQs with another ada...

Page 10: ...inactive on a multi drop polled network The software that you are using must know how to enable the driver when it is answering a poll Failure to correctly set this jumper can cause transmitter conte...

Page 11: ...OMM as RS 422 ensure that the MAX234 driver at U34 U28 have been removed if previously installed By installing the 75174 driver at U33 U27 and installing a 100 ohm DIP resistor at RP 15 the board will...

Page 12: ...cal Support 864 843 4343 Our technical support is free and available from 8 00AM 5PM Eastern Time Monday through Friday For email support contact support sealevel com Hardware Installation The ISO COM...

Page 13: ...res programmable baud rate data format interrupt control and a 16 byte input and output FIFO Also available as an option is the 16C650 UART that provides a deeper FIFO 32 bytes and enhanced clocking f...

Page 14: ...sitive 9 Input CTS Clear To Send Negative 8 Input RS 232 DB 9 Male Signal Name Pin Mode GND Ground 5 TD Transmit Data 3 Output RTS Request To Send 7 Output RD Receive Data 2 Input CTS Clear To Send 8...

Page 15: ...tems Printed Circuit boards are built to UL 94V0 rating and are 100 electrically tested These printed circuit boards are solder mask over bare copper or solder mask over tin nickel Power Consumption P...

Page 16: ...ealevel software contains a diagnostic program SSD that runs under DOS and will verify if an adapter is configured properly This diagnostic program is written with the user in mind and is easy to use...

Page 17: ...ystems provides an FAQ section on its web site Please refer to this to answer many common questions This section can be found at http www sealevel com faq asp Sealevel Systems maintains a web page on...

Page 18: ...es the logic levels as the difference in voltage between a single signal and a common ground connection Differential interfaces are typically more immune to noise or voltage spikes that may occur on t...

Page 19: ...s The end of the character is defined by the transmission of a pre defined number of stop bits usually 1 1 5 or 2 An extra bit used for error detection is often appended before the stop bits Asynchron...

Page 20: ...20 Sealevel Systems Inc 3415 3416 3417 3418 3419 Manual SL9149 11 2021 Appendix E Silk Screen...

Page 21: ...21 Sealevel Systems Inc 8004 Manual SL9022 9 2021 Appendix F Schematic...

Page 22: ...to correct the interference at the user s expense EMC Directive Statement Products bearing the CE Label fulfill the requirements of the EMC directive 89 336 EEC and of the low voltage directive 73 23...

Page 23: ...ty Warranty service may be obtained by delivering the Product to Sealevel and providing proof of purchase Customer agrees to ensure the Product or assume the risk of loss or damage in transit to prepa...

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