Definitions, Important safety instructions – Outback Power Systems MATE3 Owners Manual User Manual
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Important Safety Instructions
2
900-0117-01-00 Rev C
Definitions
The following is a list of initials, terms, and definitions used in conjunction with this product.
Table 1
Terms and Definitions
Term Definition
AC
Alternating Current; refers to voltage produced by the inverter, utility grid, or generator
AGS
Advanced Generator Start
AUX
Auxiliary switched relay or 12-volt output for OutBack devices
Battery Monitor
See FNDC.
DC
Direct Current; refers to voltage produced by the batteries or renewable source
FCC
Federal Communications Commission
FNDC
FLEXnet DC Monitor; battery monitor manufactured by OutBack Power. 
May be referred to as battery monitor 
FX-class
A family of OutBack inverter products, such as the FX, VFX, GTFX, GVFX, and GFX models; 
used to differentiate them from Radian-class 
Grid-interactive, 
grid-intertie, grid-tie 
Utility grid power is available for use and the inverter is a model capable of returning 
(selling) electricity back to the utility grid 
HBX
High Battery Transfer; a function of the MATE3
IEEE
Institute of Electrical and Electronics Engineers; refers to a series of standards and 
practices for the testing of electrical products 
LED
Light-Emitting Diode; refers to indicators used by the inverter and the system display
MPP
Maximum Power Point
MPPT
Maximum Power Point Tracking
PV Photovoltaic
Radian-class
A family of Outback inverter products, such as the GS models; used to differentiate them 
from FX-class 
RTS
Remote Temperature Sensor; accessory that measures battery temperature for charging
SOC
State of charge of a battery bank, usually as measured by a battery monitor
System display
Remote interface device (such as the MATE3), used for monitoring, programming and 
communicating with the inverter; also called “remote system display” 
Utility grid
The electrical service and infrastructure supported by the electrical or utility company; 
also called “mains”, “utility service”, or “grid” 
