Connections; Microphone Connections - Bose FeVac One Evacuation System Controller Installationsanleitung

3. Connections

Power Switch
1
Mains Fuse
2
Mains Voltage
3
Patch Socket
4
Alarm Relay A
5
Alarm Relay B
6
RS232 Socket
7
Ground
8
Alarm Switch 1
9
Alarm Switch 2
10

3.1 Microphone connections

Figure 1
Microphone connection
The connections on the rear of the FeVac
Alarm Switch 3
11
Alarm Switch 4
12
Ground
13
Ground
14
Alarm Switch 5
15
Alarm Switch 6
16
Alarm Switch 7
17
Alarm Switch 8
18
Ground
19
UPS A
20
Connect the microphones as shown in the diagram below. Use the resistor network shown
(2 x 4.7 kOhm) to implement a push-to-talk switch.
One unit are shown below.
®
Alarm start switch
21 31
Contact Mic 1
22 32
Ground
23 33
Signal Mic 1 +
24 34
Signal Mic 1 -
25 35
Contact Mic 2
26 36
Ground
27 37
Signal Mic 2 +
28 38
Signal Mic 2 -
29 39
Contact Extern Signal
30 40
Ground
Signal Extern -
Signal Extern +
Fault Relay NO
Fault Relay C
Fault Relay NC
Main Relay NO
Main Relay C
Main Relay NC
Signal Output
9