High/low level alarm controller
First Claim
Patent Images
1. A high/low level alarm controller, comprising:
- a selector switch;
a relay; and
an alarm control circuit, said alarm control circuit being adapted to provide electrical output responsive to level, wherein said selector switch and said relay form an isolation control unit.
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Accused Products
Abstract
A high/low level alarm controller having ability to interface with level sensing equipment and instrumentation in a manner that isolates the controller from downstream components is presented. The controller accepts power, logic and transduced level inputs; output from the controller is available to drive relays, solenoid valves, motors, pumps, alarm horns, etc. The high/low level alarm controller is ideal for existing/retrofit applications and new installations alike.
51 Citations
2 Claims
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1. A high/low level alarm controller, comprising:
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a selector switch;
a relay; and
an alarm control circuit, said alarm control circuit being adapted to provide electrical output responsive to level, wherein said selector switch and said relay form an isolation control unit.
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2. A marine craft, comprising:
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a power supply;
a gauge coupled to said power supply; and
an isolation control unit.
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Specification
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- Resources
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Current AssigneeDaniel Sabatino
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Original AssigneeDaniel Sabatino
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InventorsSabatino, Daniel
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Granted Patent
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Time in Patent OfficeDays
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Field of Search
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US Class Current340/618
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CPC Class CodesG01F 23/0007 for discrete indicating and...G01F 23/806 Particular electronic circu...G08B 21/182 Level alarms, e.g. alarms r...Y10T 137/8158 With indicator, register, r...
