M-3520 Instruction Book
E–2
10.
Press the right arrow pushbutton until
the following is displayed:
CLOCK TEST
I
CLOCK led cal factory
11.
Press
ENTER
. The following is
displayed:
CLOCK TEST
03-JAN-1998 09:00:00.000
12.
If the clock is running, press
ENTER
to
stop the clock. The following is
displayed:
CLOCK TEST
-CLOCK STOP-
NOTE:
When the relay clock is stopped, the
seconds will be displayed as 80.
13.
Press
ENTER
and verify the relay clock
is stopped. A display similar to the
following is shown with the seconds
stopped:
CLOCK TEST
03-JAN-09:01:80.000
14.
When the clock has been verified to be
stopped, then press
EXIT
until the
following message appears:
PRESS EXIT TO
EXIT DIAGNOSTIC MODE
15.
Press
EXIT
again to exit
DIAGNOSTIC
MODE
. The relay will reset and normal
running mode will resume.
NOTE
: Pressing any button other than
EXIT
will
return the user to
DIAGNOSTIC MODE.
16.
Remove power from the unit. The unit
can now be placed in storage.
For units
without the optional HMI panel
:
1.
Verify that the Power Supply (PS) fuses
are installed.
2.
Determine the unit power supply rating
by observing the check box below the
PS terminals on the rear of the unit.
3.
Apply power to the unit consistant with
the rating determined in Step 2 (see
Section 5.3 , External Connections). The
unit will enter the selftest mode.
4.
Install IPSutil
TM
Communications
Software (see Section 4.6, IPSutil
Communications Software) on a PC that
includes the following:
•
Microsoft Windows
TM
95 Operating
System or above
•
Equipped with a serial port
5.
Connect a null modem cable from COM1
of the relay to the PC serial port.
IPSutil supports COM1 port direct
connection only. IPSutil is not supported
through COM2 or COM3 ports.
6.
Open the IPSutil software.
7.
Select “Comm” from the menu bar and
then select “Connect”. IPSutil will display
the “Communication Dialog Screen”
Figure 4-5.
8.
Verify that the PC COM port that the
null modem cable is connected to is
selected in the “PC Port”.
9.
Select “Open COM”, IPSutil will connect
to the unit and then return to the IPSutil
Main Screen.
10.
Select “Clock” from the menu bar. IPSutil
will display the “Unit Date/Time Dialog
Screen Figure 4-11.
11.
Verify that “Start Clock” is displayed,
then proceed as follows:
a. If “Start Clock” is displayed, then
select “Save” and go to Step 12.
b. If “Stop Clock” is displayed, then
select “Stop Clock” and then select
“Save”.
12.
Close communications with the unit by
selecting “Comm” from the menu bar
and then select “Exit”.
13.
Disconnect the null modem cable and
then remove power from the unit. The
unit can now be placed in storage.
Storage of the M-3520 greater than five years may
require replacement of the lithium battery prior to
placing the unit in service. Contact Beckwith Electric
Customer Service for replacement procedure.
Summary of Contents for M-3520
Page 1: ...Instruction Book M 3520 Intertie Protection Relay ...
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Page 95: ...M 3520 Instruction Book 3 12 This Page Intentionally Left Blank ...
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