EverFocus EBC890 Instrukcja Użytkownika Pobierz pdf (Strona 22)

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controller will energize the specified alarm output relay. Fingerprint controller support 2 alarm

output relay and the 4 alarm inputs can be assigned to either one of the two alarm output relays.

The connection to a general alarm input is shown below:

Fig. 11. Connecting Alarm-sensor to Fingerprint Controller

Connection to Alarm Output

Two alarm output relays are included in the fingerprint controller. Same as other Flex series

controllers, fingerprint controller provides a flexible alarm output setting. Users can assign the

corresponding relay status to the different events. There are three terminals for each alarm

output relay: COM, N.O and N.C. The wiring depends on the alarm device. Please read the

user manual of the external alarm devices before wiring. Using the 1

alarm output relay as an

example, the wiring is shown in

Fig. 12 and

Fig. 13.

Fig. 12. Normally Open Connection for Alarm Output 1

Fig. 13. Normally Closed Connections for Alarm Output 1

External

Alarming

Device

C. terminal

N.C. termina

COM

N.C

Alarm1NO

Alarm1NC

Alarm1COM

Alarm sensor

for alarm in 1

Alarm input

GND

AlarmIn1 GND

External

Alarming

Device

C. terminal

N.O. termina

COM

N.O

Alarm1NO Alarm1NC

Alarm1COM

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EverFocus EBC890 Instrukcja Użytkownika Strona 22