9 insulation monitoring, 1 insulation monitoring device, 1 overview of display and control elements – SMA SC 500HE-20 User Manual
Page 68: Insulation monitoring, Insulation monitoring device, Overview of display and control elements
9 Insulation Monitoring
SMA Solar Technology AG
68
SCxxxHE-20-BE-BEN111210
Operating Manual
9 Insulation Monitoring
9.1 Insulation Monitoring Device
9.1.1 Overview of Display and Control Elements
Figure 26: Insulation monitoring control panel
Position
Description
Function
A
[INFO] button
Querying standard information
[ESC] button
Back (menu function), confirm
parameter change
B
[TEST] button
Call up self-test
Up button
Changes parameter, moves up in the
menu
Increases a parameter
C
[RESET] button
Deletes saved insulation error alarms
Down button
Changes parameter, moves down in the
menu
Lowers a parameter
D
[MENU] button
Call up menu system
[ENTER] button
Confirms parameter change
E
Alarm LED 1 turns on
Insulation error, first warning threshold is
reached
F
Alarm LED 2 turns on
Insulation error, second warning
threshold is reached