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Honeywell HON COCON 13 - Monitor Control

Honeywell HON COCON 13
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Operators manual
© 2017 Honeywell International Inc.
Operators manual underground gas pressure reducing station
Type: COCON 13
Page 13
Iftheoutletpressureexceedsthedomeload,thediaphragm(2)willmovedownward.Thisresultsindecreaseofstem
travelandallowstheactivetocompensate(directly)forhighpressure.
2.4.6 MonitorControl
Fig.3.3.2
LowPressure
Ifthedomeload(monitormotorization)ontheactivevalve(1)exceedstheoutletpressure,thepiston(2)willmove
downward.Thisincreasesthestemtravelandallowstheactivetocompensate(directly)forlowpressure.
HighPressure
Iftheoutletpressureexceedsthedomeload,the
piston(2)willmoveupward.Thisresultsindecreaseofstemtravel
andallowstheactivetocompensate(directly)forhighpressure.

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