Addressable Control Panel for CO and NO
2
ZafirCO
FIRE PROTECTION MANUFACTURER
Ctra. de Molins de Rei a Rubí, Km. 8,4 - 08191 RUBÍ (Barcelona) ESPAÑA.
Tlf.: +34 935 862 690 - Fax:+34 936 999 261 - [email protected] - www.cofem.com
35
6. Ventilación 2 (only in DVB models).
Dry contact output with common contact (C) Normally open (NO), and capacity of 1 A (30
Vdc - 230 Vac). Corresponds to the ventilation 2 of zone 1, 2, 3 or 4 depending on the
position on the card, and the card in the box (see Figure 5).
It is activated when the sensor with the highest average concentration of the zone is higher
than the ventilation level 2, for longer time than the delay to activation of ventilation 2.
It is deactivated when the previous average concentration is lower than the ventilation level
2, for longer time than the delay to stop of ventilation 2.
In the event that an alarm occurs, it will also activate the ventilation 2 of that zone. In this
case, for stopping ventilation 2 of this zone it will have to wait for turning off the alarm and
the concentration of ventilation 2 be under ventilation level 2 higher time than the delay to
stop of ventilation 2.
4.3.3 CPU
card
Figure 9: CPU outputs and sensor wiring in the zone
Z1 / Z2 / Z3 / Z4.
Output for connection of sensors of the zone.
It is limited to 25 sensors of CO and/or 25 sensors of NO
2
(50 maximum in total).
The connection will be made with CABLE
2 x 1.5 mm TWISTED AND SCREENED
HALOGEN FREE
for lengths up to
1000 meters
.
USB.
USB type B connector for PC conection which allows uploading points labels through "I-Link
CO" software.
Sensors output
Z1
Z2
Z3
Z4
USB
PC
Wiring of sensor in each zone
