Section 7 - rs232 communication, 1 introduction, 2 rs232 communication setup – AERCO C-More Controls User Manual
Page 42: 3 menu processing utilizing rs232 communication, C-more control panel operation

C-MORE CONTROL PANEL OPERATION
SECTION 7 -
RS232 COMMUNICATION
7.1 INTRODUCTION
The RS232 port on the front panel can be
interfaced to a laptop computer or other suitable
terminal using a RS232 adapter cable. RS232
communication can be accomplished using any
“Dumb Terminal” emulation, such as “Hyper
Terminal” which is included with Microsoft
Windows. The RS232 communication feature
permits viewing or changing of Control Panel
menu options and also provides access to data
logs showing Event Time Line, Fault and Sensor
log displays.
7.2 RS232 COMMUNICATION SETUP
Regardless of the terminal emulation utilized,
the following guidelines must be adhered to
when setting up the RS232 communication link:
1. Baud Rate – The baud rates which can be
used with the C-More Control Panel are:
(a) 2400
(b) 4800
(c) 9600
(Default)
(d) 19.2K
2. Data Format – The program must be set for:
8 data bits, 1 stop bit, no parity and either
Xon/Xoff or No flow control.
7.3 MENU PROCESSING UTILIZING
RS232 COMMUNICATION.
Viewing data logs and viewing or changing
Control Panel menu options using RS232
communication is accomplished as follows:
1. Start the emulator software program and
ensure that the specified baud rate and data
formats have been entered.
2. Press the Enter key on the laptop. An
asterisk (*) prompt should appear.
3. At the prompt, enter the valid RS232
password (jaguar) in lower case letters and
press Enter.
4. “Welcome to Aerco” will appear in the laptop
or “dumb terminal” display with a listing of the
following available entry choices:
M = Display next Menu
D = Display menu items
N = Display next menu items
Cxx = Change item xx
F = Fault log display
S = Sensor log display
T = Time line display
L = Log off
NOTE:
The Level 1 password must be entered to
change options in the Setup, Configuration
and Tuning Menus. The Level 2 password
must be entered to view or change options
in the Calibration and Diagnostics Menus.
With the exception of the password entry, all
other keyboard entries can be made using
either upper or lower case.
5. To view the available menus in the top-down
sequence shown in Figure 2-1, enter M
>. The Menu title and first 10 options will
be displayed.
6. When viewing menus containing more than
10 options, enter N
remaining options.
7. Shortcut keys are also available to go directly
to a specific menu. These shortcut keys are:
m0
Default (Operating) Menu
m1
Setup
Menu
m2
Configuration
Menu
m3
Tuning
Menu
m4
Calibration
Menu
m5
Diagnostic
Menu
8. To change a value or setting for a displayed
menu option, proceed as follows:
(a) Enter C, followed by the number to the
right of the displayed option to be
changed, and then press
(b) Enter the desired value or setting for the
option and press
2-1 through 2-6 for allowable entry
ranges and settings.
(c) The change will be stored in non-volatile
memory.
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