Glossary & Symbols - MultiTrode MultiSmart Installation & Operation Manual

2 Glossary & Symbols
Terminology
Activation Level
Alternate Mode
Deactivation Level
Decommissioned Pump
Duty (Lead) Pump
Empty (Discharge) Mode
Fill (Charge) Mode
Fixed Sequence
InterPump Start Delay
InterPump Stop Delay
Probe
Standby (Lag) Pump
ISaGRAF
Abbreviations, Symbols & Units
PSM
Ω
EMC
Hz
LED
MTU
N/C
N/O
RTU
VAC
VDC
VFD
Page 10 of 260
MultiSmart Installation & Operation Manual
The point at which a pump or alarm is switched On.
The Pump Station Manager automatically switches the lead (duty) pump each cycle.
The point at which a pump or alarm is switched Off.
A pump that has been removed from duty or an installation, e.g. for maintenance
purposes.
The main pump or the first pump to start within a pumping cycle.
When the Pump Station Manager is set to empty a tank or pit.
When the Pump Station Manager is set to fill a tank or pit.
Pump 1 or pump 2 is fixed as the lead (duty) pump.
The delay between any two pumps starting.
The delay between any two pumps stopping.
MultiTrode manufactures a range of conductive level sensors. They have many
advantages over traditional devices such as ball floats. Advantages include:
resistance to fatty deposit build-up, tangle-free and an adjustable sensitivity to liquid
to prevent false readings.
The secondary pump or the next pump to start within a pumping cycle.
ISaGRAF is a control software environment which supports all of the internationally
recognised IEC 61131-3 control languages and offers a combination of highly
portable and robust control engine.
Pump Station Manager
Resistance Value (Ohm)
Electromagnetic Compatibility
Frequency (Hertz)
Light Emitting Diode
Master Terminal Unit
Normally Closed
Normally Open
Remote Telemetry Unit
Alternating Current Voltage
Direct Current Voltage
Variable Frequency Drive
MultiSmart_IO_Manual_R20