Impulse 2105R - Manual (Page 17)

Hardware Description
Ruggedized Overmold Enclosure
The 2105R is built for harsh conditions and features a military-grade, ruggedized,
overmolded enclosure. This improves the reliability and durability in industrial and
mobile applications.
DB9M Serial Connector
The 2105R includes a DB9 male serial connector on one end of the device. The pin
assignments for this connector are detailed in the following Electrical Specifications
section.
Status LEDs
A pair of status LEDs indicate:
ƒ Tx (Red) – Light when data is being transmitted
ƒ Rx (Green) – Light when data is being received
Attached USB Cable
The attached cable has a clear jacket over a braided shield. The cable is
approximately 44” overall with a USB Type A connector, which is compatible with
any available USB port on a host computer or USB hub. Self-powered hubs can be
used as long as they provide a minimum of 100mA to each USB port. The 2105R is
USB 1.1 compliant and is compatible with USB 2.0 ports.
© Sealevel Systems, Inc. - 15 - SeaLINK+232-DB9 User Manual