Grundfos TPE2 - 3 Abbreviations and Definitions

SIGNAL WORD
Description of the hazard
Consequence of ignoring the warning
• Action to avoid the hazard.
Tips and advice that make the work easier.
If these instructions are not observed, it
may result in malfunction or damage to the
equipment.
A blue or grey circle with a white graphical
symbol indicates that an action must be
taken.
A red or grey circle with a diagonal bar,
possibly with a black graphical symbol,
indicates that an action must not be taken
or must be stopped.
3. Abbreviations and definitions
AI Analog input
AL Alarm, out of range at lower limit
AO Analog output
AU Alarm, out of range at upper limit
CIM Communication interface module
Current
sinking
The ability to draw current into the
terminal and guide it towards earth in
the internal circuitry.
Current
sourcing
The ability to push current out of the
terminal and into an external load
which must return it to earth.
DI Digital input
DO Digital output
ELCB Earth-leakage circuit breaker
FM Functional module
GDS
Grundfos Digital Sensor
Factory-fitted sensor in some
Grundfos pumps
GENIbus
Proprietary Grundfos fieldbus
standard
GFCI
Ground fault circuit interrupter
USA and Canada
GND Earth
Grundfos
Eye
Status indicator light
LIVE
Low voltage with the risk of electric
shock if the terminals are touched
OC
Open collector:
Configurable open-collector output
PE Protective earth
PELV
Protective extra-low voltage
A voltage that cannot exceed ELV
under normal conditions and under
single-fault conditions, except earth
faults in other circuits.
RCD Residual-current device
SELV
Safety extra-low voltage
A voltage that cannot exceed ELV
under normal conditions and under
single-fault conditions, including earth
faults in other circuits.
TPE2
Single-head pump without factory-
fitted differential-pressure and
temperature sensor
TPE2 D
Twin-head pump without factory-fitted
differential-pressure and temperature
sensor
TPE3
Single-head pump with factory-fitted
differential-pressure and temperature
sensor
TPE3 D
Twin-head pump with factory-fitted
differential-pressure and temperature
sensor
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English (GB)