Masterclass [Part 4] - ID devices and readers | Archive Titles

Lock Types: Advantages and disadvantages
Electric strikes or door releases: easy to fit but low security
Advantages	Disadvantages
Low cost options available	Low security
Ease of installation	Two devices to install (release and mortice lock)
Uses existing door furniture	Takes time to install
Fail safe/secure options available	Release and lock must be compatible Minimum power requirements (12v)
Electro magnetic locks or mag-locks: powerful, but require power all the time to keep the door locked
Advantages	Disadvantages
Maintenance free /No moving parts	Door can twist if forced
Always fails open (Approved by fire officers)	Locks require overhead clearance
Easy to install	Requires large power supply
Can be used on glass doors
Ideal for controlling double doors
Electro magnetic Shearlocks: work like magnetic locks, but offer the advantage of mechanical interlocks
Advantages	Disadvantages
Maintenance free / No moving parts	Door can twist if forced
Always fails open (Approved by fire officers)	Locks require overhead clearance
Easy to install	Requires large power supply
Can be used on glass doors	Door alignment is critical
Provides additional holding force
Ideal for controlling double doors