Operation - MEDC DB1 Manuel Technique

Technical Manual for the Sounders – DB1 & DB1H
English

3.0 Operation

The operating voltage of the unit is stated on the
certification label.
The DC version can be operated as a dual tone unit. The
unit can be switched between the two tones by either:-
a. Connecting as a 2 wire system and reversing the
polarity of the supply
With TB1 (+ve) and TB3 (-ve) tone 1 is produced as set
by DIL switch 'TONE 1'.
With TB1 (-ve) and TB3 (+ve) tone 2 is produced as set
by DIL switch 'TONE 2'.
Tones
For all versions, a 5-way DIL switch selects the tone required. The standard settings are shown in table 1 below:
Table 1.
Tone No. Tone freq/description
1 Alt Tones 800/970 Hz at 1/4 sec
2 Sweeping 800/970 Hz at 7 Hz
3 Sweeping 800/970 Hz at 1 Hz
4 Continuous at 2850 Hz
5 Sweeping 2400-2850 Hz at 7 Hz
6 Sweeping 2400-2850 Hz at 1 Hz
7 Slow Whoop
8 Sweep 1200-500 Hz at 1 Hz
9 Alt Tones 2400/2850 Hz at 2 Hz
10 Int Tone of 970 Hz at 1 Hz
11 Alt Tones 800/970 Hz at 7/8 Hz
12 Int Tone at 2850 Hz at 1Hz
13 970 Hz at 1/4 sec on 1 sec off
14 Continuous at 970 Hz
15 554 Hz for 0.1S/440 Hz for 0.4S
16 Int 660 Hz 150 mS on 150 mS off
17 Int 660 Hz 1.8 sec on 1.8 sec off
18 Int 660 Hz 6.5 sec on 13 sec off
19 Continuous 660 Hz
20 Alt 554/440 Hz at 1 Hz
21 Int 660 Hz at 7/8 Hz
22 Int 2850 Hz 150 mS on 100 mS off
23 Sweep 800-970 Hz at 50 Hz
24 Sweep 2400 -2850 Hz at 50 Hz
25 3x970 Hz pulses 0.5 off, 1.5 off
26 3x2850 Hz pulses 0.5on/0.5off, 1.5 off
27 Int 3100 Hz 0.32s on/0.68s off
28 Spare / Customer special tone
29 Spare / Customer special tone
30 Spare / Customer special tone
31 Spare / Customer special tone
32 Spare / Customer special tone
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TECHNICAL MANUAL FOR THE SOUNDERS – DB1 & DB1H TM153 Issue I August 2019 www.eaton.com
b. Connecting as a 3 wire common +ve system and
switching between the two –ve lines
With TB1 (+ve) and TB3 (-ve) tone 1 is produced as set
by DIL switch 'TONE 1'.
With TB1 (+ve) and TB5 (-ve) or TB1 (-ve) and TB3 (+ve)
tone 2 is produced as set by DIL switch 'TONE 2'.
The AC version can be operated as a single tone unit only.
Switch setting 12345 Tone description
11111
11110 Fast Sweep (LF)
11101 Medium Sweep (LF)
11100
11011 Fast Sweep
11010 Slow Whoop
11001 Din Tone
11000
10111
10110 Back-up Alarm (LF)
10101
10100 Back-up Alarm (HF)
10011
10010
10001 French Fire Sound
10000 Swedish Fire Alarm
01111 Swedish Fire Alarm
01110 Swedish Fire Alarm
01101 Swedish Fire Alarm
01100 Swedish Fire Alarm
01011 Swedish Fire Alarm
01010 Pelican Crossing
01001 Low Freq. Buzz
01000 High Freq. Buzz
00111
00110
00101
00100
00011
00010
00001
00000
Nominal spl (Db(a) @ 1m)
114
114
114
109
114
114
115
115
111
114
114
109
114
114
101
106
106
104
106
100
106
109
113
112
113
109
110