CERTIFICATE AND
CONDITIONS OF WARRANTY
SECTION 1
Q
15
6 USE OF SIGNAL RELAY
An optional card is available for insertion in the slot, which is able to handle 3 isolated contact signals with which
to remote relay UPS status information.
The relay contacts can be
configured NO (standard)
or NC via jumpers on the
optional interface card
1,2 = NC
2,3 = NO
PIN LAYOUT
pin 2 Mains missing
pin 3 Battery almost out
pin 4 General alarm
pin 5 Relay common
pin 6 Positive for ESD
pin 8 Return for ESD
Logica
Gestione
Relè
R1 R2 R3
Relè
Uscite Relè
I1
Ottici
Ingresso
9 PIN
The maximum voltage that can be applied to the contacts is
60Vdc and the maximum current is 500mA.
Pin DB 9 Signals NC NO J
UMPERS
4 General alarm 1-2 2-3
CN04
3 Battery almost out 1-2 2-3
CN02
2 Mains down or not in limits: UPS in back-up (20 sec) 1-2 2-3
CN03
Where required, it is also possible to switch off the UPS via a remote external contact.
The command is received by leaving the contact closed for 3 consecutive seconds.
The external contact must be closed between pin 6 and pin 8.
!
The external contact must be dedicated and at zero potential; if this condition is not
respected, permanent damage may be caused to the UPS.
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