EAS ELECTRIC EFSL-RC75A Manual De Instrucciones página 34

Make sure that the five wiring terminals of the wired
controller (A/B/C/D/E) correspond to those of the
connection cable set (accessory) one by one.
The shielded layer of 5-core shielded cable must be grounded.
The longest wiring length of the system is 15 m.
2. Insert a slotted-head screwdriver into the bottom slot
of the wired controller and rotate in the direction
indicated to remove the rear cover of the wired controller,
as shown in the figure below.
Screwdriver
rotation direction
Slotted
screwdriver
Section B
13
5-core shielded cable
embedded in the wall