ABB Relion 650 Series Technical Manual page 62

Section 4
Local Human-Machine-Interface LHMI
GUID-1ECF507D-322A-4B94-B09C-49F6A0085384 V1 EN-US
Figure 9:
The number before the function instance, for example 1:ETHFRNT, indicates the instance number.
The function button panel shows on request what actions are possible with the function buttons.
Each function button has a LED indication that can be used as a feedback signal for the function
button control action. The LED is connected to the required signal with PCM600.
GUID-11D6D98C-A2C9-4B2C-B5E0-FF7E308EC847 V1 EN-US
Figure 10: Function button panel
The alarm LED panel shows on request the alarm text labels for the alarm LEDs.
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1MRK 506 326-UUS B
Line distance protection REL650
Technical manual