auxiliary relay
Also found in: Acronyms.
auxiliary relay
[ȯg′zil·yə·rē ′rē‚lā] (electricity)
Relay that operates in response to the opening or closing of its operating circuit to assist another relay or device in performing a function.
McGraw-Hill Dictionary of Scientific & Technical Terms, 6E, Copyright © 2003 by The McGraw-Hill Companies, Inc.
References in periodicals archive
It has two on-board
auxiliary relays, an internal 24 volt/4 amp power supply, and two notification appliance circuits.
In addition, the receiver provides four
auxiliary relays to control other remote functions such as lighting, gates, and locks.
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