31
Enter a decimal number from 4.0 to 9.9. Use the
[Enter] and [Backspace] buttons to move the cursor
forward or backward when editing the acknowledge
time. When programming is complete, press the
[Escape] button; when the [Escape] button is pressed,
the next Configuration option will be displayed on the
screen.
NOTE:
It is strongly recommended that you not
change the default setting (4.0 sec.) unless so
instructed by a Sur-Gard technician.
Option 08: Heartbeat Time for COM1
Option [08] determines at what time interval, in sec-
onds, the supervisory “heartbeat” transmission will be
sent to COM1. The “heartbeat” transmission is used
to ensure that communications through COM1 are
functioning normally. Press the [ACK] button when the
“08: Heartbeat Sel” message is displayed; this mes-
sage will be displayed:
Heartbeat Select
30S Chg to:XXSec
Enter a decimal number from 01 through 99 to deter-
mine the time interval between heartbeat transmis-
sions. Program this option as “00” to disable the
heartbeat transmission. Use the [Enter] and [Back-
space] buttons to move the cursor forward or back-
ward when editing the heartbeat time. When
programming is complete, press the [Escape] button;
when the [Escape] button is pressed, the next Config-
uration option will be displayed on the screen.
Option 09: COM2 Configuration
Option [09] determines the Baud rate, data bits and
parity to be used on COM2. Press the [ACK] button
when the “05: Com#1 Config.” message is dis-
played; this message will be displayed:
Com#2 Config As:
Bd:03 Da:8 Pa:2
• Bd: Baud Rate
Enter...for Baud Rate
11 110
15
150
03 300
12 1200
Da: Data Bits
Enter a number from 7 through 9 to indicate 7, 8,
or 9 data bits.
• Pa: Parity
Enter...for Parity
0
no parity
1
odd parity
2
even parity
NOTE:
the stop bit is fixed at 1.
When programming is complete, press the [Escape]
button; when the [Escape] button is pressed, the next
Configuration option will be displayed on the screen.
Option 10: COM2 Communication Format
Option [10] determines the application to be used on
COM2. Press the [ACK] button when the “10: Com#2
Format” message is displayed; this message will be
displayed:
Com#2 Format is:
0 Change to x
Enter a number from 0 to 2 to select one of the fol-
lowing:
0
PC Computer Programming Software capabil-
ity (default setting)
1
SCADA connection through Com#2 enable
2
SCADA connection through Com#2 with
Redundancy Backup enable
Option 11: Adjust LCD Contrast
Option [11] allows the contrast of the message dis-
play screen to be adjusted. Press the [ACK] button
when the “11: Contrast Adj” message is displayed;
this message will be displayed:
Contrast Level
.....
Press the [Enter] button to increase the contrast;
press the [Backspace] button to reduce the contrast.
When the display contrast is adjusted to the desired
level, press the [Escape] button; when the [Escape]
button is pressed, the next Configuration option will
be displayed on the screen.
Option 12: UL Receiver Option
To have the MLR2E operate in compliance with UL
Listed Central Station requirements, press the [ACK]
button when the “12: UL Receiver” message is dis-
played. This message will be displayed:
UL Requirement:
0 Change to:x
When Option [12] is programmed as “1,” the CPM2
will operate according to the following UL864 require-
ments:
• All signals are sent to the computer and/or the
printer if connected.
• The CPM2 retains alarm messages received from
the line cards and the CPM2 supervisory signal on
the LCD display, and activates the buzzer to alert
the operator. The display will also indicate if addi-
tional signals are waiting to be displayed and
acknowledged.
• The operator must press the [ACK] button to
acknowledge the signal manually. The CPM2 will
scroll to the next message if there are more mes-
sages to display.
• The CPM2 returns to the Standby mode when all
signals have been manually acknowledged.
When Option [12] is programmed as “00,” functions
described above will be bypassed. The default setting
for Option 12 is “00.”
NOTE:
By activating this option, the CPM2 will
overwrite some option settings if they are not set
to comply with UL requirements.
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