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Summary of Contents for SeaLevel SeaI/O-270U
- Page 1 Optically Isolated 7-Port USB Hub with SeaLATCH USB Ports User Manual | 270U © Sealevel Systems, Inc. 270U Manual | SL9179 12/2022...
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Page 2: Table Of Contents
APPENDIX A – TROUBLESHOOTING........................ 14 APPENDIX B – HOW TO GET ASSISTANCE ..................... 15 APPENDIX C – SILK SCREEN – SEAI/O-270U PCB ..................16 APPENDIX D – 270U BOARD MOUNTING OUTLINE ..................17 APPENDIX E – COMPLIANCE NOTICES ......................18 WARRANTY ................................ -
Page 3: Safety Instructions
Keep work area free of non-conductive materials such as ordinary plastic assembly aids • and Styrofoam. Use field service tools such as cutters, screwdrivers, and vacuum cleaners which are • conductive. Always place drives and boards PCB-assembly-side down on the foam. • © Sealevel Systems, Inc. 270U Manual | SL9179 12/2022... -
Page 4: Introduction
Introduction The SeaI/O-270U is an optically isolated 7-port USB hub that protects the host computer from spikes, surges and ground loops commonly found in industrial environments. The hub is powered by an industrial grade wall-mount power supply providing a full 500mA to each attached USB peripheral. The SeaI/O-270U is ideal for adding USB ports to a SeaPAC touchscreen HMI system, a Relio R1000 embedded solid-state industrial computer, or a SeaI/O data acquisition “stack”. -
Page 5: Before You Get Started
Before You Get Started What’s Included The SeaI/O-270U is shipped with the following items. If any of these items is missing or damaged, please contact Sealevel for replacement. SeaI/O-270U – SeaI/O 7-Port Isolated USB Hub • CA356 – USB Type A to SeaLATCH USB Type B Cable, 6’ in Length •... - Page 6 USB Type A to SeaLATCH Type B Device Cable, 72” (Item# CA356) The CA356 is a USB device cable with a SeaLATCH USB type B connector and standard type A connector. This cable is included with all Sealevel USB products with an integrated SeaLATCH type B USB port.
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Page 7: Installation
Windows 98/ME/2000/XP/Vista/7™ operating systems and requires no separate driver. 2. Simply connect the included wall-mount power supply to the SeaI/O-270U and connect to an AC outlet. 3. Using the included SeaLATCH USB device cable, plug the SeaI/O-270U into an available USB port on your host system. -
Page 8: Hardware Description
Hardware Description Optical Isolation The SeaI/O-270U is an optically isolated USB hub that connects up to seven USB peripherals while protecting the host computer from voltages up to 1500 VAC. This protects the host computer from potentially damaging voltage spikes, power surges, and ground loops commonly found in industrial and OEM applications. - Page 9 Status LEDs Status LEDs are also included on the front of the SeaI/O-270U module to indicate the following information: ENABLE (Yellow) – Lights when the USB hub is enumerated by the host system. • FAULT (Red) – Lights when there is a problem with a downstream USB port. Disconnect the •...
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Page 10: Sealatch® Usb
The hub’s seven SeaLATCH Type A USB connectors can secure USB peripherals to the hub in the same way. Sealevel incorporates SeaLATCH locking USB ports on many USB I/O devices. Accidental cable disconnection is the most common point of failure with USB industrial I/O devices and SeaLATCH cables and connectors prevents that while being fully compatible with standard USB cables. - Page 11 Sealevel products with a SeaLATCH type B port and legacy USB type A ports. The CA356 is included with Sealevel devices with a SeaLATCH type B port. SeaLATCH USB Type A to SeaLATCH USB Type B Device Cable, 72 in Length (Item# CA332) The CA332 is a 72”...
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Page 12: Mounting Options
USB peripheral devices to the HUB7M. The universal arrangement of slots and holes accept bolt sizes to M4 and can be used for virtually any mounting configuration. The bracket also has holes for both 75mm and 100mm VESA mounting options. © Sealevel Systems, Inc. 270U Manual | SL9179 12/2022... -
Page 13: Technical Specifications
10 to 90% R.H. Non-Condensing Manufacturing All Sealevel 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. © Sealevel Systems, Inc. -
Page 14: Appendix A - Troubleshooting
No two adapters can occupy the same I/O address. Make sure the Sealevel Systems adapter is using a unique IRQ The IRQ is typically selected via an on-board header block. Refer to the section on Card Setup for help in choosing an I/O address and IRQ. -
Page 15: Appendix B - How To Get Assistance
If possible, please have the adapter installed in a computer ready to run diagnostics. 3. Sealevel Systems 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. -
Page 16: Appendix C - Silk Screen - Seai/O-270U Pcb
Appendix C – Silk Screen – SeaI/O-270U PCB © Sealevel Systems, Inc. 270U Manual | SL9179 12/2022... -
Page 17: Appendix D - 270U Board Mounting Outline
Appendix D – 270U Board Mounting Outline © Sealevel Systems, Inc. 270U Manual | SL9179 12/2022... -
Page 18: Appendix E - Compliance Notices
Always use cabling provided with this product if possible. If no cable is provided or if an alternate cable is required, use high quality shielded cabling to maintain compliance with FCC/EMC directives. © Sealevel Systems, Inc. 270U Manual | SL9179 12/2022... -
Page 19: 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.
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