Grundfos 99107059, Инструкция по установке и эксплуатации

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English (US)
9. Functions
The SLC and DLC control panels include an easy-to-use
programmable logic unit that incorporates many timing and logic
functions.
The pump control panel features alarm and data screens to assist
with monitoring and troubleshooting. The up- and down-arrow
buttons allow you to navigate between the screens.
See the following table and screen navigation section for more
details.
Alarm screens will only be displayed when alarms are active. The
alarm screen shows the date and time when the alarm started.
9.1 SLC, float-switch-controlled option
9.2 SLC, transducer-controlled option
Alarm screen Alarm text Description
1 High Level Alarm High-level alarm
2 Pump Fail Alarm Pump-failure alarm
Data screen System data Description
3 Pump CT & ETM Pump cycles are shown at the top of the screen and the pump run time beneath.
4 High Lvl CT High-level alarm events
5 Power Fault Counters Power failures are shown at the top of the screen and the hours in service beneath.
6 Pump Fault Counters Pump-failure events
Alarm screen Alarm text Description
1 Xducer Sig Is activated when the transducer signal is below 3 mA.
2 High Level Alarm
When lifted, this float switch activates the alarm indication on the screen and the audible
alarm.
3 Low Level Alarm
When lowered, this float switch stops the pump and activates the indication on the
screen.
4 Pump Fail Alarm
Is activated when the pump overtemperature sensor, seal-failure sensor or overload
relay has tripped.
Data screen System data Description
5 Current Tank Level Liquid level in tank or pit in feet
6 Pump CT & ETM
The pump cycle counter is shown at the top of the screen and the pump run time in
minutes beneath.
7 High Lvl CT & Low Level CT
The high-level alarm counter is shown at the top of the screen and low-level alarm
counter beneath.
8 Power Faults & Operating Hr The power failure counter is shown at the top of the screen and operating hours beneath.
9 Transducer Signal "Raw value of transducer reading", in mA
10 On/Off Level Settings Pump-on and -off level setpoints
11 High/Low Level Settings High- and low-level alarm setpoints
12 Transducer Input Transducer range and offset settings
13 Minimum Run Time Minimum pump run time per cycle
14 High Level Pump Run Time Minimum high level pump run time per cycle
15 High Level Alarm Delay Elapsed time between high level point and alarm activation