User's Manual

+ Expected Actuator Shutoff unit LED behavior

In order to save the shutoff unit battery, the LED indicator is not active, unless the unit

button is momentarily pressed. The activity time frame of the LED indicator is 30 seconds.

1. Faultless communication of the HUB with all the components and with the server:

The SHUTOFF UNIT LED will repeatedly blink in GREEN every 5 seconds (see

attached time diagram).

2. Problematic communication with the server or with any of the system components:

The SHUTOFF UNIT LED will repeatedly blink in BLUE every 5 seconds.

3. Battery status of the shutoff unit is too low and is not allowing to close it in case of

leak event:

The SHUTOFF UNIT LED will repeatedly blink in RED every 5 seconds.

4. Alignment reset:

The SHUTOFF UNIT LED will turn ON and remain GREEN for 10 seconds after the

successful alignment reset.