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Carrier GRAVINER Mk 7 - Pre-Alarm Operation

Carrier GRAVINER Mk 7
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March 2021 Page 72 of 143 59812-K007 Rev 17
Business Confidential
Figure 108 Detector Menu
Isolate Allows isolation of the detector, see section 4.2
Read Params Displays the internal parameters of the detector, see section 4.5
Alarm Level Sets the Slowdown/Shutdown Alarm level for the detector, see Figure 51
Pre-Alarm Sets the Pre-Alarm level for the detector, see Figure 51
Save Save the Alarm and Pre-Alarm levels to the Control Unit
Back Returns to the Detector Status Screen.
3.14 PRE-ALARM OPERATION
If the oil mist level measured by a detector rises above the set pre-alarm level pre-alarm condition will
be initiated. This is indicated by:
Detector Alarm LED flashing
Control Unit Activation of the Pre-Alarm Relay
Control Unit with membrane Alarm indicator flashing
Operating Detector indicator flashing for the detector in
pre-alarm.
Remote Display Unit Displays the Engine Overview Screen with the engine in
pre-alarm displayed in orange.
Figure 109 Engine Overview Screen Pre-Alarm
Press the button under the bar graph to display the Engine Screen. The detector in pre-alarm is displayed
in orange.

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