SMA SC 400HE - Manual (Page 73)

SMA Solar Technology AG 6 External Grid Monitoring Relay
Operating Manual SC4-63HE-BE-BEN103280 73
Self-confirming Messages
Self-confirming messages ON/OFF
ON = once the alarm status is not longer detected, the
message in the display will be deleted.
OFF = once the alarm status is not longer detected, the
alarm message on the display will remain in effect until
it is confirmed manually. The following parameter of this
function will not be displayed.
Fall-back delay messages 1 - 99 s/OFF
Active alarm messages will be confirmed once the
delay time configured here has expired. This delay time
begins as soon as the measured value exceeds/falls
below the limit value plus/minus the hysteresis.
Alter relay allocation YES/NO
This parameter enables one to select whether the relay
outputs can be configured or not.
YES = this relay can be configured with respect to
function and allocation. The following parameters are
displayed:
NO = the relays are configured with the presettings.
The following parameters are not displayed:
Allocate the protective functions to the Relays
0 to 3
Each digit in this parameter is used for the allocation of
a relay to a protective function. Up to 4 relay outputs
can be allocated a protective function. The relay can be
configured as follows:
0 = if no relay is to be allocated to the protective
function, then a "0" must be configured. None of the
relay outputs energizes or drops out when the
corresponding protective function trips. If all 4 relay
allocations are configured with a "0". A corresponding
message will nevertheless be visible on the display.
1/2/3 = Relay 1 (terminals 9/10), relay 2 (terminals
11/12/13) and/or relay 3 (terminals 14/15/16) can
be allocated the protective function with all of the
devices.