IM-P537-01
EMM Issue 1
51
Pressurised Thermophysical deaerator with operator manual for the control unit
5.7 Ramp
On the Status page (Fig.15), ramp page Fig.18 can be accessed by pressing the
symbol.
On this page, at the start-up of the operating cycle, it is possible to limit the percentage of the steam control
valve opening, depending on the temperature range detected by the transmitter.
Fig.18
To change any value, just press on it. A keyboard will appear.
To confirm the new value, press RET.
Then press the
key to return to the Status screen (Fig.15).
5.8 Settings
The units and their controllers/PLC logic controllers are supplied with factory presets.
However, some settings can be optimised to better adapt the operation of the unit to the system conditions.
For units with PLC logic control, please refer to the information provided in the additional documentation.
5.8.1 Electromechanical protection settings:
The settings of the electromechanical protections are factory presets.
However, some settings can be optimised during commissioning to better adapt the operation of the unit to
the system conditions.
Please refer to the information provided in the additional documentation.
5.8.2 Mechanical safety devices:
Description
Item
Set
Safety valve
PSV.01 (PSV.02)
0.5 bar (**)
(**) The calibration of the safety valve is reported in the assembly testing documentation and cannot be
changed. Tampering with it would invalidate the overall testing certification and the corresponding EC
declaration of conformity.
