GLOSSARY
Applicable Standards
154
RMS
Root Mean Square
Refers to the most common mathematical method of defining
the effective voltage or current of an AC wave.
RTU
Remote Terminal Unit
A Modbus RS-485 connection following a simple client-server
model.
SFA
Service Factor Amperes
The amount of a periodic overload at which a motor can operate
without overload or damage.
TDH
Total Dynamic Head
The total equivalent height that a fluid is to be pumped, taking
into account friction losses in the pipe.
VAC
Voltage Alternating Current
VDC
Voltage Direct Current
VFD
Variable Frequency Drive
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.
Acronym/
Term
Definition
Description
Summary of Contents for Cerus X-Drive
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Page 3: ...CERUS X DRIVE INSTALLATION AND OPERATION MANUAL Firmware Version 1 1 Franklin Electric Co Inc ...
Page 94: ...COMMUNICATIONS BACnet Communication 94 ...
Page 98: ...ACCESSORIES Optional Extension Cards 98 Frame D Frame E Frame F ...
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