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7-Port USB2.0 M etal Hub with DIN RAIL Mounting Kit
2
Upstream Port Connector: Type-B connector from upstream
USB2.0 port. It is connected from host or another USB2.0
hub.
Self Power Input Connectors: This 2-pin (one pin plus voltage
and the other pin is GND) terminal block connectors are
used to connect strong power to self-power the h u b , the
voltage can be in the range from +7V to 24VDC.
Warning!!
Please make sure the polarity of the input power should be
correctly match the terminal block pins, otherwise it will
damage the hub.
1. Use static electricity discharge precautions.
Remove possible static discharge potential from any
objects that the hub may come in contact with before
installation. This can be accomplished by touching a bare
metal chassis rail after you have turned off the power.
2. Apply DC power (range from +7V to 24V) to the 2-pin
Terminal Block Connector. The hub was bus-powered by
the upstream U S B port, t h i s terminal block connector is to
add power to ensure enough power for the 7 downstream
ports.
3. Connecting USB Host cable: The host cable is either a
standard A-to-B USB2.0 cable or a screw-lock type A-to-B
cable. Please connect the type-A end connector of the
cable to your upstream USB port, then connect the type-B
3. Hardware Installation
-+7~24V
-GND
+
-