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”.
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 TR122 –...
Installation Windows 98/ME/2000/XP/Vista™ Operating Systems 1. The SeaI/O-270U is fully supported as a generic USB hub device in Windows 98/ME/2000/XP/Vista™ operating systems and requires no separate driver. The Sealevel Software CD is included only for distribution of the user manual and other literature.
OEM applications. USB Ports The SeaI/O-270U integrates patent-pending SeaLATCH USB ports, which are fully compatible with standard USB cables. When used with the included USB cable with a SeaLATCH type B USB connector, the metal thumbscrew provides a secure metal-to-metal connection to the hub and prevents accidental cable disconnection.
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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.
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.
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. Item# CA332 The CA332 is a 72” cable with both SeaLATCH type A and B connectors.
Mounting Options SeaI/O Mounting Kit The SeaI/O-270U is ideal for adding USB ports to a Relio R1000 embedded solid-state industrial computer (as shown), SeaPAC touchscreen HMI system, or a SeaI/O data acquisition “stack”. The SeaI/O-270U ships with an expansion kit that includes four metal straps and four #4-40 metal screws.
Appendix A - Troubleshooting The SeaI/O-270U is a generic USB hub and should provide years of trouble-free service. Should the device appear to not be functioning correctly, the following tips can eliminate most common problems without the need to call Technical Support.
If possible, please have the adapter installed in a computer ready to run diagnostics. 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...
(RMA) number. The Customer agrees to insure 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.
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