Section 4
Overview
Table 9:
LED state
OFF
ON
Flashing
4.1.4.3
Parameter management
The LHMI is used to access the relay parameters. Three types of parameters can be read and
written.
•
Numerical values
•
String values
•
Enumerated values
Numerical values are presented either in integer or in decimal format with minimum and maximum
values. Character strings can be edited character by character. Enumerated values have a
predefined set of selectable values.
4.1.4.4
Front communication
The RJ-45 port in the LHMI enables front communication.
•
The green uplink LED on the left is lit when the cable is successfully connected to the port.
•
The yellow LED is not used; it is always off.
IEC13000280-1-en.vsd
GUID-AACFC753-BFB9-47FE-9512-3C4180731A1B V1 EN-US
Figure 9:
1 RJ-45 connector
2 Green indicator LED
26
Alarm indications
Description
Normal operation. All activation signals are OFF.
•
Follow-S sequence: The activation signal is ON.
•
LatchedColl-S sequence: The activation signal is ON, or it is off but the indication has not
been acknowledged.
•
LatchedAck-F-S sequence: The indication has been acknowledged, but the activation signal is
still ON.
•
LatchedAck-S-F sequence: The activation signal is ON, or it is off but the indication has not
been acknowledged.
•
LatchedReset-S sequence: The activation signal is ON, or it is off but the indication has not
been acknowledged.
•
Follow-F sequence: The activation signal is ON.
•
LatchedAck-F-S sequence: The activation signal is ON, or it is off but the indication has not
been acknowledged.
•
LatchedAck-S-F sequence: The indication has been acknowledged, but the activation signal is
still ON.
2
1
RJ-45 communication port and green indicator LED
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1MRK500128-UEN Rev. H
GUID-5EE466E3-932B-4311-9FE1-76ECD8D6E245 v9
GUID-FD72A445-C8C1-4BFE-90E3-0AC78AE17C45 v14
650 series
Operation manual