![](/images/new-backgrounds/1118146/11814655x1.webp)
NOTE: Among these four terminals, terminal 9 and 25 are GND, shared by the door sensor and
Connection to Request-to-Exit
The door module also provides an interface to the
(24)8
(25)9
Door module
EXIT
Fig. 2.13 Connecting REX to Controller
Terminals 8 ~9 are for Door 1 and terminals 24~25 are for Door 2 connections.
NOTE: Among these four terminals, terminal 9 and 25 are GND, shared by the door sensor and
Connection to Fire & Alarm Input 0
The main module provides fire alarm input and one general alarm input (alarm input 0), connecting to terminal 1, 2 and 2, 3 respectively. The GND (terminal is shared by these two input signals.
Connection to Alarm Input
The alarm signals other than the fire alarm and alarm input 0 are controlled by the alarm module, which contains 8 alarm inputs and 8 alarm outputs. Using the 5th channel alarm signal input as an example, the method to connect the alarm module to the alarm sensor is shown in Fig. 2.14:
20