27/02/2020
LEAK INDICATING UNIT
LAE
- 17 -
5.4.4 Block diagram/connection diagram – Connection as LAE for DL .. ELC FCM
01.1
Signal lamp Alarm I, red
59
Relay
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
87
Leak detector DL .. ELC FCM
24.2
Fuse F2 (1 A), forwarding power supply 54
87.1
Pipeline leak detector
24.3
Fuse F3 (100 mA), fuse for switching power supply
116
24 V DC power supply
31.1
Terminal strip mains, power supply 230 V AC
139
Keypad
31.2
Terminal strip mains, power supply 24 V DC
140
Contact for serial data transmission
31.3
Terminal strip signal circuit 1 to 3 and external signal
141
Terminal strip keypad
31.4
Terminal strip potential-free contacts for signal circuit 1 to 3
81
0
79
6
5
4
3
2
1
L
N
69
87
11
6
87
.1
24.2
24.1
59
59
59
31
.2
31.1
31.3
31
.4
01.2
01
.1
140
141
24
.3
13
9
100 - 24
0 V AC
24 V
DC
7
09
71
L N
P
E
11
1
2
11
1
2
L
N
21
22
31
32
11
/1
2
21/
22
31/
32
PE
Assembly
