TABLE 1
SWITCH SETTING TONE Nom O/P
TONE FREQ/DESCRIPTION
12345 DESCRIPTION (dB(A) @ 1M)
1 Alt Tones 800/970 Hz at 1/4 sec 11111 114
2 Sweeping 800/970 Hz at 7Hz 11110 Fast Sweep(LF) 114
3 Sweeping 800/970 Hz at 1 Hz 11101 Med Sweep(LF) 114
4 Continuous at 2850 Hz 11100 109
5 Sweeping 2400-2850 Hz at 7 Hz 11011 Fast Sweep 114
6 Sweeping 2400-2850 Hz at 1 Hz 11010 114
7 Slow Whoop 11001 Slow Whoop 115
8 Sweep 1200-500 Hz at 1 Hz 11000 Din Tone 115
9 Alt. Tones 2400/2850 Hz at 2 Hz 10111 111
10 Int. Tone of 970 Hz at 1 Hz 10110 Back-Up Alarm(LF) 114
11 Alt. Tones 800/970 Hz at 7/8 Hz 10101 114
12 Int. Tone at 2850 Hz at 1Hz 10100 Back Up Alarm(HF) 109
13 970Hz at 1/4 sec on 1 sec off 10011 114
14 Continuous at 970 Hz 10010 114
15 554Hz for 0.1S / 440 Hz for 0.1S 10001 French Fire Sound 101
16 Int. 660 Hz 150 mS on 150 mS off 10000 Swedish Fire Alarm 106
17 Int. 660 Hz 1.8 sec on 1.8 sec off 01111 Swedish Fire Alarm 106
18 Int. 660 Hz 6.5 sec on 13 sec off 01110 Swedish Fire Alarm 104
19 Continuous 660 Hz 01101 Swedish Fire Alarm 106
20 Alt 554/440 Hz at 1 Hz 01100 Swedish Fire Alarm 100
21 Int. 660 Hz at 7/8 Hz 01011 Swedish Fire Alarm 106
22 Int. 2850 Hz 150 mS on 100 mS off 01010 Pelican Crossing 109
23 Sweep 800-970 Hz at 50 Hz 01001 Low Freq. Buzz 113
24 Sweep 2400-2850 Hz at 50 Hz 01000 High Freq. Buzz 112
25 3x970Hz pulses 0.5on/0.5off, 1.5 off 00111 113
26 3x2850Hz pulses 0.5on/0.5off, 1.5 off 00110 109
27 Int. 3100 Hz 0.32s on / 0.68s off 00101 110
28
29
30
31
32
4. MAINTENANCE
During the working life of the unit, it should require little or no maintenance. However, if abnormal or unusual
environmental conditions occur due to plant damage or accident etc., then visual inspection is recommended.
The replacement of the xenon tube, See below, can be carried out by competent site personnel. Other repairs
should be undertaken by returning the unit to MEDC or by an authorised repairer of Ex equipment.
If you acquired a significant quantity of units, then it is recommended that spares are also made available. Please
discuss your requirements with the Technical Sales Engineers at MEDC
11/10 © MEDC 2010
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