SMA SC 400HE - Manual (Page 89)

SMA Solar Technology AG 8 Sunny Central Control Measurement Channels
Operating Manual SC4-63HE-BE-BEN103280 89
8 Sunny Central Control Measurement Channels
All measurement channels are described in the following table. The measurement channels marked
with * are preset at the factory and are displayed in the Sunny Central Control under Long-Term Data
> Meas. Chn. > SC...SCXXX.
Measurement
channel Description
+Diag DOut The measurement channel does not become visible until after the installer
password has been entered. Status of the digital output "+Diag DOut".
Status: Okay, error.
+Diag Ext+24V The measurement channel does not become visible until after the installer
password has been entered. Status of the digital output "+Diag Ext+24V".
Status: Okay, error.
Startup counter Counter of the number of times the system has been started.
E-today Energy which the Sunny Central fed into the grid on this day.
Error
*
Sunny Central error.
E-total Total energy which the Sunny Central has fed into the grid during its
operating time.
ExtGloIrr Analog input - external pyranometer, optional
ExtSolIrr Analog input - external irradiation sensor, optional.
ExtAlarm Analog input - external alarm input.
ExtSolP Analog input - external target value specification of active power.
ExtSolQ This measurement channel is displayed but not supported.
Fac Power line frequency.
FI Code Response code of the NET Piggy-Back.
FI Status Status of connection to the NET Piggy-Back.
h-On Total operating hours.
h-total Total number of operating hours in feed-in operation.
Iac Grid output current.
Ipv DC input current.
Komm.FehlerSMU Disturbed communication with Sunny String-Monitor No.
Meas. data Counter of the number of times an entry is saved in the ring buffer.
Mean value Grp1 Mean value of the string currents of Sunny String-Monitor group 1 to
Sunny String-Monitor group 3.
Mean value Grp2
Mean value Grp3