User Manual User Manual
© Sealevel Systems, Inc. 
SL9108 Revision 7/2006 
SEALINK REL-16 User Manual
Table of Contents  
INTRODUCTION......................................................................................................................... 1 
O
THER SEALEVEL USB DIGITAL I/O PRODUCTS......................................................................... 1 
BEFORE YOU GET STARTED................................................................................................. 2 
W
HAT’S INCLUDED...................................................................................................................... 2 
OPTIONAL ITEMS.......................................................................................................................... 2 
SOFTWARE INSTALLATION.................................................................................................. 3 
W
INDOWS 98/ME/2000/XP INSTALLATION................................................................................. 3 
PHYSICAL INSTALLATION .................................................................................................... 4 
PROGRAMMING THE SEALINK REL-16............................................................................. 5 
P
ROGRAMMING FOR WINDOWS.................................................................................................... 5 
DIGITAL I/O INTERFACE .............................................................................................................. 5 
SERIAL STRING ............................................................................................................................ 5 
OUTPUT PORTS (REED RELAYS) .................................................................................................. 5 
PIN ASSIGNMENTS (REMOVABLE TERMINAL BLOCK).................................................................. 6 
ELECTRICAL CHARACTERISTICS ...................................................................................... 7 
FEATURES .................................................................................................................................... 7 
SPECIFICATIONS........................................................................................................................... 7 
EXAMPLE CIRCUITS................................................................................................................8 
APPENDIX A - TROUBLESHOOTING ................................................................................... 9 
APPENDIX B - HOW TO GET ASSISTANCE ...................................................................... 10 
APPENDIX C – SILK SCREEN – 8208 PCB .......................................................................... 11 
APPENDIX D - COMPLIANCE NOTICES............................................................................ 12 
F
EDERAL COMMUNICATIONS COMMISSION STATEMENT ........................................................... 12 
WARRANTY............................................................................................................................... 13 










