SMA Solar Technology AG Troubleshooting
User Manual WB33_38-BA-BEN120930 19
7.2 Measurement Channels
If your inverter is equipped with a communication product, numerous measurement channels and
messages can be transmitted for diagnostics.
Measurement channel Description
Error Identification of the present disturbance/error
E-total Total amount of energy fed in
Event-Cnt Number of events that have occurred
Fac Power frequency
h-On Total operating hours
h-total Total number of operating hours in feed-in operation
Iac Line current
Ipv Direct current
Pac Generated AC power
Power On Total number of grid connections
Riso Insulation resistance of the small wind turbine system
Serial number Inverter serial number
Status Display of the current operating state
Vac Line voltage
Vpv DC input voltage
Vpv-Set DC target voltage
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