Specifications:

1. External input voltage: DC 12V

2. Maximum working current: 150mA (when valve works)

3. Standby current: ≤5mA

4. Alarm startup time: 1 second

5. Alarm time: Audible alarm keeps on for 10 seconds, then pause for 10 seconds, and

Circular (loop) alarm in this way

6. Alarm current: 12mA

7. Output electric potential: 120dBu

8. Valve close startup time: 1 second

9. Valve open startup time: 1 second

10. Battery specification：AA 4pcs x1.5V

12. Low battery alarm: ≤4.7V

13.Battery standby time：≥ 1 year (ALKALINE BATTERY)

14. Controller will have an output for connection to Alarm or Home Automation system

 If required. This feature send signal to home alarm that can be used to automatically alert the

Property owner when water leakage happens.

Handing Instruction

1. Connect AC adapter to AC outlet and central unit. LED indicator will auto detect and light

Up from left to right in order.

2. After control unit powers on and works normally, all the led will be off except "Reset" LED

Indicator flashes every one minute.

3. Connect valve to control unit, press the OPEN button manually to detect if the valve can open

Normally. And “Open" LED indicator will light up all the time when valve is open.

4. Press the RESET button once to reset to Standby state.

5. Press the CLOSE button manually to detect if the valve can close normally. And "OPEN" LED

indicator will be light up all the time when valve is closed.

6. If system work normally after manual test, Press the RESET button once to reset to

Standby state.

7. Once leakage happens, the central unit will immediately sound warning tone, then the

valve will automatically shut off, and "RESET" &"CLOSE" led keep on flashing to indicate there water leakage happens, audible alarm will continue for 10S,then pauses for 10 seconds, and circular(loop) alarm in this way until water leakage stops.

8. After maintenance and all the leakage are repaired, press the OPEN button to open the

valve, Press the RESET button once to reset to Standby state . In addition, you can also press

the CLOSE button to test if the valve works properly