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P079 Use Gate 
 
 
The gate should always be set to on for a Sludge Blanket application. Otherwise 
the reading could become unstable.  
Options 0 = No 
 1 = Yes 
 
 
P088 Hard Default 
 
 
P88 allows both User and Service parameters to be reset to their Factory Default 
values. 
N.B. P930 Factory Defaults will allow the user to reset only those parameters 
which are accessible via the User Passcode (Default 1997), but will not reset any 
parameters which are accessed via the Service Code 552621. Thus ensuring any 
adjustments carried out by Service personnel are protected.   
Options:  0 = No 
 1 = Yes 
 
Service Alarm 
P194 Date 
  
The day the alarm is set to operate. Factory set to 365 days passed the current date 
set into the unit. 
P195 Interval 
 
The Interval in days before the unit will next go into alarm. The unit will display a 
warning that a service interval is approaching 7 days before the event (starting at 
midday)