Huawei UA5000 Manual page 73

UA5000 Universal Access Unit
Environment Monitoring
Silk
Screen
VTEM2
JTP1
SMOKE
JTM1
JK1, JK2
JKM1-
JKM4
SIM1,
SIM2
JAC1-
JAC6
FU_ALM
Issue 01 (2012-08-17)
Signal Port Pin Function
Sensor port of l Pin 1 is for the +24 V power supply.
temperature and
l Pin 2 is for the temperature signal cable.
humidity 2
The external sensor outputs the 4-20 mA current signal.
Sensor port of the l Pin 1 is for the signal cable.
MDF
l Pin 2 is reserved.
Smoke sensor port l Pin 1 is for the signal cable.
l Pin 2 is for the +24 V power supply.
Door-status sensor l Pin 1 is for the signal cable.
port
l Pin 2 is for the +24 V power supply.
By default, when pin 1 and pin 2 are connected, the door
is in the normal state; when they are disconnected,
alarms are triggered. If no door-status sensor is used,
connect pin 1 and pin 2 to disable door-status alarms.
Alarm digital ports The maximum voltage is 60 VDC and the maximum
load current is 500 mA.
l When minor alarms are generated, JK2 is short-
l When critical alarms are generated, JK1 is short-
l Users can define alarm levels through the BAM
Digital ports The maximum voltage is 5.6 VDC and the maximum
current is 20 mA.
Battery unbalanced l Pin 1 is for the signal cable.
sensor ports
l Pin 2 is reserved.
Output ports of the Pin 1 and pin 2 are connected to pole C and pole E of
optical coupler the optical coupler.
The optical coupling parameter Vce max is 40 VDC and
Ic max is 80 mA. Avoid setting the parameters to the
maximum values.
Detecting port of the l Pin 1 is for the signal cable FU1+ and is connected
battery fuse
l Pin 2 is reserved for the FU1- signal.
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6 EPS30-4815AF Monitoring Solution
circuited.
circuited.
program.
to the negative pole of the battery.
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