7.2 Start-Up Sequence.
Upon powering up the unit, the controller shall display the below for 3 seconds:
The screen will then show the software version of the unit for a further 3 seconds:
7.3 Main Operating Screen.
When the unit is operating normally and the status is healthy the display will include:
Status: OK / System 1 Pressure and value / Current Date and Current Time:
With the PHT-T configuration, the display will also show System 2 Pressure and value:
If a fault condition is active, then the Status will show FAULT and the line below will carry a
message indicating the fault. If more than one fault exists then the first detected fault is shown
until cleared. The next fault is then displayed:
www.grundfos.co.uk
PHT-*
Grundfos
Software Version
V1.0.0
Status: OK
System 1 Pressure
23/08/2017
Status: OK
System 1 Pressure
System 2 Pressure
23/08/2017
Page 13 of 47
GRUNDFOS INSTRUCTIONS
14.25
1.5 Bar
14.25
1.5 Bar
2.0 Bar
14.25