Digital fire detection control panel
LYON
FIRE PROTECTION MANUFACTURER
Ctra. de Molins de Rei a Rubí, Km. 8,4 - 08191 RUBÍ (Barcelona) ESPAÑA.
38
Tlf.: +34 935 862 690 - Fax:+34 936 999 261 - [email protected] -
www.cofem.com
2.3.3.- Sounder and controls with relays.
2.3.3.1.- Connection of the internal two tone 24V Sounder (SIR-24B/SIR-24BL)
Elements needed for its correct installation:
1 Resistance 33 K
Ω
, in the event of being connected to the general sounder the resistance is 4K7,
included in the control panel and/or modules.
1 Diode BY252, two diodes are included with each control panel Lyon system.
Figure 20
. SIR-24B/SIR-24BL connection schematic
NOTE!! An auxiliary 30V supply is necessary for MYOA, MDA1Y and MDA2Y modules
2.3.3.2.- Connection of the non-flashing internal 24V Sounder (SIR24P)
Elements needed for its correct installation:
1 Resistance of 33 K
Ω
; in the event of the sounder being connected to the general sounder, the
resistance should be 4K7, which is included in the control panel and/or the modules.
1 BY252 Diode; two diodes are included with each Lyon control panel.
Figure 21
. SIR24P Connection schematic
Modules MYOA, MDA1Y and MDA2Y require an auxiliary 30V power supply