Digital Input And Output Screens - Grundfos SLC Series Installation And Operating Instructions Manual

9.5 Digital input and output screens

The pump control panel will activate various input and output screens as it operates. See fig. 20. These screens are helpful when
installing and troubleshooting the control panel. The input screens will vary according to the mode of operation of the panel.
See the following tables to identify the conditions that activate the various screens.
Inputs 1-9
Inputs 10-19
Inputs 20-24
Fig. 20 Example, digital input and output screens
9.5.1 SLC, float-switch-controlled option
Input screen Function
1 Pump Off Float
2 Pump On Float
3 High Level Alarm Float
4 Push To Silence
5 Pump Fault
Output screen Function
6 Pump
7 Alarm Light
8 Audible Alarm
9.5.2 SLC, transducer-controlled option
Input screen Function
1 Redundant Off and Low Level Alarm Float Float switch in up position
2 High Level Float
3 Push to Silence
4 Pump Fault
5 Not Used
6 Not Used
7 Transducer (analog signal)
Output screen Function
8 Pump 1
9 Pump 2
10 Level Alarm Light
11 Audible Alarm
Activated input
Input screen
Activation condition
Float switch in up position
Float switch in up position
Float switch in up position
Push button is pressed.
Pump seal-failure sensor, overtemperature sensor, or overload protection
has tripped.
Activation condition
Pump is called to run.
Alarm light is activated.
Audible alarm is activated.
Activation condition
Float switch in up position
Push button is pressed.
Pump seal-failure sensor, overtemperature sensor, or overload protection
has tripped.
NA
NA
4-20 mADC
Activation condition
Pump is called to run.
Pump is called to run.
Level alarm condition exists.
Audible alarm is activated.
Outputs 1-9
Outputs 10-16
Activated output
Output screen
23