Operation, Communication port – PowerWalker ATS User Manual
Page 6
EN
6. Operation
Power On/Off
Put the input power switch in “ON” position. The output will then be supplied by the source set as
selected.
Setting priority of power source
It is possible to set the power source preference to supply the output by pushing the button of
“source preference selector”. The default power source is “Source A”.
Function
Description
Default
Possible configuration
Source perference
selector
Selection of input that normally
supplies the load
Source A
Source A
Source B
7. Communication Port
The ATS is supplied with the following communication ports:
Serial port is available with RS232 com. port and USB com. port on the front panel.
NOTE: the use of one port automatically excludes the other.
Contacts port on the rear panel.
Serial Ports: RS-232 & USB connectors
RS-232 connector
USB connector
PIN #
NAME
TYPE
SIGNAL
PIN #
SIGNAL
1
1
VBUS
2
TX
OUT
Serial line TX
2
D-
3
RX
IN
Serial line RX
3
D+
4
4
GND
5
GND
POWER
6
+12V
POWER
7
8
9
NOTE: The utilization of the communication port is optional and it is not necessary for the correct
functioning of the ATS.