27/02/2020
LEAK INDICATING UNIT
LAE
- 19 -
5.4.6 Block diagram/terminal diagram - Connection of any potential-free contacts
(channels 1 to 3), voltage supply of the LAE with 230 V AC
01.1
Signal lamp Alarm I, red
59
Relay (here for forwarding)
01.2
Signal lamp Alarm II, yellow
69
Buzzer
09
Signal lamp “Operation”, green
71
“Mute” button
24.1
Fuse F1 (1 A), external signal
116
24 V DC power supply unit
24.2
Fuse F2 (1 A), forwarding power supply 54
140
Serial data transmission port
24.3
Fuse F3 (100 mA), fuse for switching power supply
141
Keypad connection
31.1
Terminal strip mains, power supply 230 V AC
31.2
Terminal strip mains, power supply 24 V DC
31.3
Terminal strip signal circuit 1 to 3 and external signal
31.4
Terminal strip potential-free contacts for signal circuit 1 to 3
8
7
6
5
4
3
2
1
230 V
AC
N
69
11
6
24
.2
24.1
59
59
59
31
.2
31
.1
31
.3
31
.3
14
0
14
1
140
24.3
139
11
7
12
A1
21
22
A2
31
32
A3
100 - 240
V
AC
24 V DC
09
01
.2
71
01.1
PE
Assembly
