7.2 Fixing and connecting the external contact(s)
Flush or surface-mounted encapsulated
cable normally closed contact
• NC loop with anti-tamper protection
against loop cutting:
- yellow and red wire: anti-tamper loop,
- green and blue wire: detection loop.
NO/NC
COM
AT
• NC loop without anti-tamper protection
against loop cutting:
NO/NC
COM
AT
148
blue
green
red
yellow
red
black
• Surface mounting (NC): contact and
magnet to be screw-fixed and aligned
(using spacers if necessary)
• Flush-mounting:
- drill a hole in the doorframe and door
with an 8 mm diameter and 30 mm
deep.
- check that the contact and magnet are
opposite each other,
- drill a hole in the frame for the wire to
pass through.