Power Supply Module Ready Led And Local Hmi Home Button Led; Led Indication Control Ledptrc; Function Block - ABB RELION REX640 Technical Manual

1MRS759142 C
3.3.3
3.4
3.4.1
REX640
Technical Manual
Power supply module Ready LED and local HMI Home
button LED
Both power supply module Ready LED and LHMI Home button LED visualize the
self-supervision state of the relay.
Table 29:

Power supply module Ready LED and local HMI Home button LED

State Power supply module
Ready LED
Relay under normal Steady green
operation and LHMI
connected
Relay's IRF activated, HF blinking green
but communicates with
LHMI
Communication lost Steady green
between Relay and
LHMI, but no IRF
LHMI not running Steady green
normally or in start-up
initialization phase
Process related alarm Steady green
active
Process related alarm Steady green
active
Process related alarm Steady green
has been active earlier,
but is not any more
active.
Process related alarm Steady green
has been active earlier,
but is not any more
active.
Relay set to Test Mode LF blinking green

LED indication control LEDPTRC

Function block

GUID-EA26C334-795A-4AB2-BD3D-0D49F55EDF6E V1 EN
Figure 26: Function block
Table 29 shows how these states are indicated.
LHMI Home button
Steady green
HF blinking red
HF blinking green
HF blinking green
LF blinking red
Steady red
LF blinking red
Steady green
LF blinking green
Section 3
Basic functions
Alarm acknowledged
N/A
N/A
N/A
N/A
No
Yes
No
Yes
No
105