+ {
+ field: 'value_string',
+ title: 'Friendly Value',
+ titleTooltip: 'The value of the alarm, that triggered this event',
+ align: 'right',
+ valign: 'middle',
+ sortable: true
+ },
+ {
+ field: 'old_value_string',
+ title: 'Friendly Old Value',
+ titleTooltip: 'The value of the alarm, just before this event',
+ align: 'right',
+ valign: 'middle',
+ visible: false,
+ sortable: true
+ },