Deif PPU 300, Руководство оператора

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Figure 3.5 Display unit LEDs and push-buttons
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Table 3.1 Display unit LED functions
No. Name Function
1
Display unit power
OK Green : The display unit power is OK.
OFF : The display unit power is not OK.
2 Self-check OK
Green : The controller self-check is OK.
OFF : The controller self-check is not OK, or there is no connection to the controller
3
Ready for
operation
Green : The controller is not under manual regulation, and there is no alarm action (for example,
shutdown, trip or block) that prevents the source from supplying power.
OFF : The controller is under manual regulation, or there is an alarm action that prevents the source
from supplying power.
4 Alarm
Red (constant) : Alarm(s) active, and all alarms acknowledged
Red (flashing) : Unacknowledged alarm(s)
Yellow : Unlatched alarms can be reset (when no other alarms require action)
Yellow (flashing) : Unacknowledged latched alarms.
Green (flashing) : Only unacknowledged alarm(s) where the alarm condition has cleared
Green (constant) : No alarms
INFO
The display unit LEDs show the status of the controller, and not the status of the display unit. The display unit screen is lit if
the display unit has power. The display unit screen is not lit if there is no power supply.
Table 3.2 Display unit push-button functions
No. Name Button Function
5 Horn silence
Stop the horn output immediately.
Long press (> 0.5 s): Go to the alarms page.
6 Soft key Move the selector to a different column, or select the soft key shown on the screen.
7 Up Move the selector up on the screen.
OPERATOR'S MANUAL 4189341099G UK Page 18 of 130