# Device Recording

Navigation: Working with Nx Witness > Events Rules > Available Actions > # Device Recording |

Starts recording on selected cameras when event occurs.

Basic Parameters

At – devices to record. To specify cameras see Selection Lists in Event Rules. At least one device must be selected.

1.Click on the at field to open the Select Devices dialog.

2.Optionally, use the filter field to locate cameras (see "Search".)

3. Check specific cameras to record or select all cameras on a server by checking the corresponding box. (It is also possible to d rag-and-drop the selected cameras from the Resource Tree into this field.

4. Click OK to accept or Cancel to discard changes.

IMPORTANT: At least one camera must be selected, and recording must be enabled on the selected cameras for this rule to be functional (s ee "Setting a Recording Schedule").

Interval of action – check to repeat no more than once per a given amount of time (to reduce the number of events), or uncheck for the action to be instant.

Advanced Parameters

•Quality – select the desired recording parameter for these options: Lowest, Low, Medium, High, Best.

•FPS – enter a frames per second value of up to 30. The camera's maximum FPS will be used i f the FPS value entered exceeds the camera's capability.

Select one of the following:

•Post-recording – for continuous events (those with Starts and Stops attributes), you can enter the number of seconds that recording will continue after the triggering event.

or

•Fixed duration – records for a specified amount of time in seconds when the event occurs.

May be caused by

Analytics Event

Generic Event

Input Signal on Device

Motion on Camera

Soft Trigger

Why Action may work incorrectly

Recording is not enabled on camera.

Event is not configured properly.