COVER HS Series – User manual
COMEX S.A.
25
J8
B
A
T
_
L
O
W
_
N
C
B
A
T
_
L
O
W
_
N
O
G
N
D
Figure 2-30 Interface Bat_Low
Table 2-6 Description of interface terminals
Pin
Description
Purpose
J8.1
BAT_LOW_NC
Relay indicating low battery voltage - normally closed (J8.1
and J8.3). Opening it means a warning about low battery
voltage.
J8.2
BAT_LOW_NO
Relay indicating low battery voltage - normally open (J8.2 and
J8.3). Its closure means a warning of low battery voltage.
J8.3
GND
Common pin for NO / NC signals.
2.11.6
Output signal - event warning
Connector J9 is a signal that one or more warnings appear on the UPS. Occurrence of at least
one alarm on the UPS causes the relay contacts to close or open. Below the interface description
and description of the connection.
J9
A
L
A
R
M
_
N
C
A
L
A
R
M
_
N
O
G
N
D
Figure 2-31 Alarm interface
