WX2NB Manual v.1.0 Page 9 / 40
3.3. LX-ZAS POWER SUPPLY
The dedicated power supply LX-ZAS (product of EBS) possesses the following
parameters:
Maximum voltage of charging battery
0.2A or 1A (switched by jumper)
Voltage of signaling of low level
Voltage of switch-off battery
as well as it characterizes with following proprieties:
protection against opposite connecting battery.
protection against excessive unloading battery:
The battery protects before damage in case of long-lasting fading the AC. In
case of lack the AC and unloading below voltage 9.5 V the battery becomes
separated from device automatically.
quick charging of the battery:
The jumper showed on drawing place causes settlement of maximum
current of charging on 1A. We recommended jumper be taken off and the
current of charging battery carries out 0.2 A.
Figure 5. Choice of current of charging the battery
Note: the applying the quick charging can bring to damage of battery.
Jumper ON => charging current 1A
Jumper OFF => charging current 0,2A
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