2 rs232 communication setup, 3 menu processing utilizing rs232 communication, Benchmark 2.0ln dual-fuel low nox boiler – AERCO BMK 2.0 LN Dual Fuel Serial G-11-2402 and UP User Manual

Page 99: Gf-127

Advertising
background image



CHAPTER 9: RS232 COMMUNICATION

PR2: 04/22/13 Page 99 of 160


Benchmark 2.0LN Dual-Fuel Low NOx Boiler

Operation and Maintenance Manual

OMM-0052_0E

GF-127

AERCO International, Inc. • 100 Oritani Dr. • Blauvelt, NY 10913 • Ph: 800-526-0288

9.2 RS232 COMMUNICATION SETUP

Regardless of the terminal emulation utilized, the following guidelines must be adhered to when
setting up the RS232 communicati on link:

o

Baud Rate – The baud rates which can be used with the C-More Control Panel are:

• 2400
• 4800
• 9600 (Default)
• 19.2K

o

Data Format – The program must be set for: 8 data bits, 1 stop bit, no parity and either

Xon/Xoff or No flow control.

9.3 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 (159) must be entered to change
options in the Setup, Configuration and Tuning Menus. The
Level 2 password (6817) 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 3-2, enter M <Rtn>.

The Menu title and first 10 options will be displayed.

6. When viewing menus containing more than 10 options, enter N <Rtn> to display the 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

Advertising