ABB RELION REX640 Operation Manual page 102

Troubleshooting
State
Process related alarm has been ac-
tive earlier, but is not any more ac-
tive
Relay set to Test Mode
The physical SHMI Home button has two operation modes.
• On the SHMI's navigation page, the Home button indicates the combined status
of all connected relays. If multiple relays have different statuses, the Home
button shows the indication with the highest priority.
• On the HMI view, the Home button indicates the status of the respective relay as
described in
102
Power supply
module Ready
LED
Steady green
LF blinking green LF blinking green No
Table 11
.
1MRS759118 D
LHMI Home Alarm
button acknowledged
Steady green Yes
Operation Manual
REX640