USB-COM-Si-M – Product Manual
5
www.coolgear.com
surges and spikes cannot cross the optical link. Each RS-422/485 port is individually
protected by surge protector to withstand electrostatic discharge and power surges up
to 25KV ESD. Surge suppression on all signals prevent from damages caused by lightning
or high voltage.
1.3
Power Requirement
If your USB to Serial Adapter is provided with external power adapter, you need to plug
the power adapter to the power source after driver installation.