5-2 BESTCOMS Software DECS-200
Configuring the Communication Ports
DECS-200 communication settings are changed
through the Communication Port Settings screen.
To access this screen, click C
ommunications on
the menu bar and click P
ort Configuration.
Communication port settings are illustrated in
Figure 5-2 and described in the following
paragraphs.
Serial Port.
To modify the settings of a
communication port, the serial port must first be
selected. Each port has a corresponding setting
selection. Front-panel communication port settings
are adjusted by selecting COM0 RS-232. Right-
hand panel communication port settings are
adjusted by selecting COM1 RS-232. Left-hand
panel communication port settings are adjusted by
selecting COM2 RS-485.
Baud Rate.
A baud rate of 1200, 2400, 4800, 9600,
or 19200 may be selected for each serial port.
Parity.
This setting can be adjusted only for port
Com 2. A setting of N (no parity) O (odd parity), or
E (even parity) may be selected.
Data Bits.
The number of data bits is not adjustable
and fixed at 8.
Stop Bits.
This setting can be adjusted only for port
Com 2. One (1) stop bit or two (2) stop bits may be
selected.
Modbus Settings, Address.
This setting is enabled
only for port Com 2. A device address of 1 through
247 may be selected.
Modbus Settings, Response Time Delay.
This
setting is enabled only for port Com 2. A response
time delay of 10 to 200 milliseconds may be
entered in 10 millisecond increments.
Once changes are made to the communication
settings and the OK button is clicked, the Password
dialog box of Figure 5-3 appears and prompts you
to enter a password. Each DECS-200 is delivered
with "decs2" as the default password. See
Creating
a Password
for information about changing the
password. After the correct password is entered,
the communication setting changes are made
active.
Configuring the Real-Time Clock
DECS-200 timekeeping is set and configured
through the Set Real Time Clock screen (Figure 5-
4). To access the Set Real Time Clock screen, click
Configure on the menu bar and click Real Time
Clock. The DECS-200 date and time are set by
altering the date and time fields or by retrieving the
PC date and time and then sending the values to
the DECS-200. The date format can be selected as
MM/DD/YY or DD-MM-YY. Timekeeping can use
the 12-hour or 24-hour format. Daylight saving time
compensation can be enabled or disabled.
Figure 5-2. Communication Port Settings
Figure 5-3. Password Dialog Box
Figure 5-4. Set Real Time Clock Screen
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