Installation and Commissioning SWT 3000 Equipment Manual
Pin assignment of the ALRS module
Table 16: Pin assignment of the ALRS module
Pin a b c
1 USYNC Input a
2
3 USYNC Input b
4
5
6
7
8
9
10
11
12 GNDS GNDS GNDS
13 EALR from PU3f
14 USYNC to PU3f NDALR from PU3f
15 GENALR from PU3f
16 P5V (+5V) P5V (+5V) P5V (+5V)
17 GND GND GND
18 P12V (+12v) P12V (+12v) P12V (+12v)
19
20
21 EALR Output a
22
23 EALR Output b
24
25 NDALR Output b
26
27
28 NDALR Output a
29
30 GALR Output b
31
32 GALR Output a
Input and output signals
Table 17: Connection of the alarm relays
Alarm relay Designation Connection pin
K1 General alarm GALR a32, c30
K2 Pre- (Non-urgent) alarm NDALR a28, a25
K3 Receiver alarm EALR a21, c23
Page - 18 Edition p3_3_2x 08/09 © SIEMENS AG 2008
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