Led Operation Modes - ABB Relion 670 series Engineering Manual

Section 6
Local HMI engineering
6.1.2
58
IEC09000743 V2 EN
Figure 40: LHMI: LED operation mode

LED operation modes

Description of different operation modes for LEDs to be configured in ACT and
PST.
Six operation modes are listed in the drop down menu in PST.
• Follow-S
• Follow-F
• LatchedAck-F-S
• LatchedAck-S-F
• LatchedColl-S
• LatchedReset-S
General operation definitions for the LEDs:
LED operation mode Follow-S
Activating
signal
LED
IEC01000228 V2 EN
Figure 41: LHMI: LED operation mode Follow-S
Monitoring a signal with a LED is a simple mode, where the LED follows the
signal state. More than one signal per LED can be used when applicable. See
Figure 41 for the valid priority rules. The LED illuminates always in steady state.
1MRK511240-UEN B
IEC01000228_2_en.vsd
670 series
Engineering Manual