Page 12/16
User manual 5.14 - OR4 basic / OR4 pro (C6584.005.038-09)
Annex
Smoke detector OR4 basic/OR4 pro
Issue 2021-12
Subject to error/change
5
Annex
5.1
Connection overview
Terminal diagram
No. Connection description
1
2
3
30 V AC/DC (SELV)
1 + 2 = RM4 verschmutzt (NO)
1 + 3 = RM4 verschmutzt (NC)
4 + 5 = Test/Reset
1
2
4
3
1
Mains connection
Connection
Signal
OR4 basic
OR4 pro
1, 3
L / +
2, 4
N / GND
2
Alarm interface
Connection
Signal
OR4 basic
OR4 pro
1, 6
L / +
2, 7
N / GND
3, 8
ALARM NO
4, 9
ALARM NC
5, 10
N / GND
3
GLT interface
Connection
Signal
OR4 basic
OR4 pro
1
+
+
2
RM4 ≥ 70 % soiled NO
GND
3
RM4 < 70 % soiled NC
Warning
4
RESET < 3 sec.
TEST ≥ 3 sec.
Alarm/fault
5
Flow present
6
-
Ready for operation
7
-
RM4: 70 ... 99 % soiled
8
-
RM4: 100 % soiled
9
RESET < 3 sec.
TEST ≥ 3 sec.
10
-
Activate flow sensor
(ventilation system in operation)
4
GLT interface (RS485)
Connection
Signal
OR4 basic
OR4 pro
1, 4
-
A+
2, 5
-
B-
3, 6
-
Shield
OR4 basic
OR4 pro