Chapter 2 Installation Instruction
18
HSTP3T 15/20KE-C/KEBC-C User Manual
Battery Warning Output Dry Contact Interface
The default function of J8 is the output dry contact interface, which presents the battery
warnings of low or excessive voltage, when the battery voltage is lower than set value, an
auxiliary dry contact signal will be activated via the isolation of a relay. The interface diagram is
shown in Fig.2-15, and description is shown in Table 2.10.
J8
B
A
T
_
L
O
W
_
N
C
B
A
T
_
L
O
W
_
N
O
G
N
D
Fig.2-15 Battery warning dry contact interface diagram
Table2.10 Battery warning dry contact interface description
Port
Name
Function
J8-1
BAT_LOW_ALARM_NC
Battery warning relay (normally closed) will be
open during warning
J8-2
BAT_LOW_ALARM_NO
Battery warning relay (normally open) will be
closed during warning
J8-3
BAT_LOW_ALARM_GND
Common terminal
General Alarm Output Dry Contact Interface
The default function of J9 is the general alarm output dry contact interface. When one or
more warnings are triggered, an auxiliary dry contact signal will be active via the isolation of a
relay. The interface diagram is shown in Fig.2-16, and description is shown in Table 2.11.
J9
A
L
A
R
M
_
N
C
A
L
A
R
M
_
N
O
G
N
D
Fig.2-16 Integrated warning dry contact interface diagram
Table2.11 General alarm dry contact interface description
Port
Name
Function
J9-1
GENERAL_ALARM_NC
Integrated warning relay (normally closed) will be
open during warning
Summary of Contents for HSTP3T15KE-C
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