4.3.4 To Acknowledge an Alarm

 

1. If the alarm is supplied or configured as a latching type, it can be acknowledged in Level 1 or Level 2. Press to display Ac.AL (Alarm Acknowledge). Press or to select YES. Then press to accept.

 

2. If the alarm is supplied or configured as non-latching, it cannot be acknowledged in Level 1. Select Level 2 as described in section 4.6.1. Then press to display Ac.AL (Alarm Acknowledge). Press or to select YES and press to accept.

 

3. If digital input 1 or 2 has been supplied or configured as Ac.AL (Alarm Acknowledge), then the alarm may be acknowledged by operating this input, generally via an external pushbutton. (To configure digital inputs 1 and 2, refer to ‘P’ codes P51 and P52).

 

4. If or have been supplied or configured as Ac.AL (Alarm Acknowledge), press either of these buttons to display Ac.AL. Press or to select YES then press to accept. (To configure function buttons, refer to ‘P’ codes P71 or P72).

 

Note 1: If the alarm is still present the ALM beacon will light continuously and the alarm message will continue to flash.

 

Note 2: By default the button is configured to Ac.AL (Alarm Acknowledge). If this button is configured for any other function the Ac.AL parameter will only appear in the Level 1 or Level 2 Operator lists.

 

The action which takes place depends on the latching type of the alarm configured, as described in the next section.