File Name:LAD-360-SPEC 2022-10-14

360W Economical Security/Fire Alarm PSU with Battery Charger/UPS

L A D - 3 6 0 series

3.3 Battery Low: Battery low detection

Between pin 3 and pin 4

(0.3V max. at 30mA)

(External applied voltage 50V max.)

Low

High or open

Description

The signal is "Low" when the battery is under voltage protected

The signal turns to be "High" when the battery is normal

2

1

8

7

R

V

4

3

3.4 Battery Full：Battery full detection



TTL Signal for Blank version

Between pin 4 and pin 5

(0.3V max. at 30mA)

(External applied voltage 50V max.)

Low

High or open

Description

The signal is "Low" when the battery is fully charged

The signal turns to be "High" when the battery is charged

2

1

8

7

R

V

4

5



TTL Signal for Blank version



Signal for UART Version

Battery Low is achievable through UART communication protocol,please refer to for more detail:

http://www.meanwell.com/manual.html



Signal for UART Version

Battery Full is achievable through UART communication protocol,please refer to for more detail:

http://www.meanwell.com/manual.html