Franklin Electric SUBMONITOR CONNECT Manuel D'installation Et D'utilisation page 70

Glossary
Acronym/
Term
RMS Root Mean Square
RTU Remote Terminal Unit
SFA Service Factor Amperes
TDH Total Dynamic Head
VAC Voltage Alternating Current
VDC Voltage Direct Current
VFD Variable Frequency Drive
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Definition Description
Refers to the most common mathematical method of defining
the effective voltage or current of an AC wave.
A Modbus RS-485 connection following a simple client-server
model.
The amount of a periodic overload at which a motor can operate
without overload or damage.
The total equivalent height that a fluid is to be pumped, taking
into account friction losses in the pipe.
A type of adjustable-speed drive used in electro-mechanical
drive systems to control AC motor speed and torque by varying
motor input frequency and voltage.