Access Control System Glossary Chennai, 
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Access Controls Terms M

 

Magnetic Contact
A device that sends a signal when the magnetic field between two monitored points is broken.

Magnetic Lock
A door lock made up of an electromagnet and a strike plate. The electromagnet is mounted in the door frame; the strike plate in the door. When power is applied to the electromagnet, the strength of the electromagnet keeps the door locked.

Magnetic Stripe Card
An access control card with a strip of recordable magnetic material, on which data is encoded. Magnetic Stripe Reader, A reader capable of reading and interpreting cards using magnetic stripes to encode data.

Master Code Card
An access control card that grants access and exit at every card reader on the system.

Memory
The section of a host computer or a controller in which data and instructions are stored.

Modem
A communication device that converts computer serial data to an analog format that can be transmitted and received via telephone.