What is the dirty pressure loss and the alarm point for the BOLLFILTER Differential Pressure Indicator Type 4.46.2 when fitted to a BOLLFILTER Automatic Type 6.18 water filter?

The dirty pressure switch point on this differential pressure indicator is 0.38 bar, this is when a signal is sent to initiate a backflush.

 

The alarm point is 0.5 bar, at this stage the filter will need to be isolated, put on bypass and manually cleaned.

 

The dirty pressure switch point on this differential pressure indicator is 0.38 bar, this is when a signal is sent to initiate a   backflush.

The alarm point is 0.5 bar, at this stage the filter will need to be isolated, put on bypass and manually cleaned.