System-disconnection relay EU400 NA-protection
30
Subject to technical changes
12.11
Test mode
(timekeeping only activated and connected feedback contacts)
After pressing the Test button, the test-menu is displayed and both trip circuits can be tested. If additionally,
feedback contacts of the switch are connected to the UFR100E and activated (value
t
trel
8
> turn-on time of
switch, e.g. 5.0s), the triggering time is measured automatically. The measurement voltage has to be connected
and no alarm is allowed to be present (K1 and K2 picked up)! During the test an active
8
Err7
8
is repressed. This
allows troubleshooting for minimum 3 minutes.
Start test:
Select circuit K1 (
8
tst1
8
) or K2 (
8
tst2
8
) by pressing the buttons Up / Down. The test starts, after pressing the
button Set and the selected relay is switched off. If the feedback contact is connected (Y1 or Y2), the tripping
time of internal relay + switch is displayed for 3 minutes or until the button test is pressed.
Without connected / activated feedback contacts,
8
noY1
8
or
8
noY2
8
is displayed.
To exit the test-menu, wait for 3 minutes without a button or select
8
end
8
by pressing the buttons Up / Down
and confirm by pressing the button Set.
12.12
Alarm counter
The alarm counter
8
ac
8
is increased by 1 with every shut-down. Up to 100 shut-downs are counted. That
allows quick detection of how often the EU400 has shut down since the last delete of the alarm counter (see
cumulative alarm time).
Query the alarm counter:
•
Change into the display mode
•
Press the button several times until
→
display
8
ac
xx
8
12.13
Cumulative alarm time (display in hours)
The cumulative alarm time
8
tal
8
indicates how long the relay was switched off due to an alarm. It is recorded
with a resolution of 1 minute and only when the control voltage is applied.
Query the cumulative alarm time:
•
Change into the display mode
•
Press the button several times until
→
display
8
ac
xx
8
•
Press the
button 1x
→
display
8
tal
8
/
8
x
.
xx
8
Delete the alarm counter and cumulative alarm time (only together):
•
Display alarm counter
8
ac
xx
8
•
Press the
button 1x
→
display
8
tal
8
/
8
x
.
xx
8
•
Keep the button pressed for 2s until
→
display
8
tal
8
/
8
0.00
8
