Term
1
Top locking
device
2
Follower / handle
pin
3
Lock case
4
Profile cylinder
cutout
5
Monitoring
6
Face plate
7
Cylinder fixing screw The profile cylinder is fixed in the lock case by the cylinder fixing screw.
8
Unlocking pin
A
Face plate thickness
B
Face plate length
C
Face plate width
D
Case thickness
E+L Case height
F
Case depth
G
Centres distance
measurement,
distance
H
Backset
I
Rear backset
J
Frame dimension The frame dimension is the distance between the latch and bolt.
K
Bolt throw
–
Lock pocket
–
Door gap
–
Striking plate
–
Door handle
–
Panic bar
EN
50
Explanation of terms
Description
The casing contains the coupling mechanism for a top locking device.
The handle pin is a square pin which is guided through the follower and ends
in the door handle.
The lock case contains the locking mechanism.
The profile cylinder is installed in the profile cylinder cutout and screwed into
place with the cylinder fixing screw.
The plastic housing contains the electronic components for the control of
the sensors (Monitoring).
The face plate is screwed onto the door.
The unlocking pin is only used in double-leaf doors for the release of the blocked bolt.
The centres distance (also called "distance") is the distance between the
spindle hub centre and the keyhole centre (circle centre).
The backset is the distance from the keyhole centre to the front edge.
The rear backset is the distance from the keyhole centre to the rear edge.
The bolt throw is the length of the visible bolt.
The lock pocket is the recess in the door for the mounting plate of the mortise lock.
The door gap is the distance between the face plate and striking plate (Fig. 4).
The striking plate is the counterpart to the lock installed in the door frame.
The door is opened with the door handle according to DIN EN 179.
The door is opened with the panic bar according to DIN EN 1125.
Safety instructions