User's Manual

W311/321/341 Hardware User’s Manual Hardware Connection Description
USB (W341 only)
The W341 includes two USB 2.0 hosts. These hosts can be used for an external flash disk or hard
drive in order to store large amounts of data.
USB 2.0 Ports
Relay Output (W341 only)
The W341 includes a relay output channel. There is a 3-
p
in terminal block for
the relay output connection, with pinouts as shown in the figure.
RELAY
ON
MOC
CN
3-7