User Guide
PFM 1000
6 | VU.E2.G1.02
© Danfoss | 2019.02
Measuring Context Menu Tabs
Select Valve
You can select the required valve by pressing the Select valve selection list.
After clicking on the blue Manufacturer line, the list of valve manufacturers contained in the PFM 1000
instrument database will open from which you select the manufacturer required by you. The database
of valves in the instrument contains valves the world’s leading manufacturers. When selecting the
valve and its preset, the Kv values provided by the manufacturer will be used for the flow calculation.
The Kv values are recalculated by the mathematical function from manufacturers’ tables.
After clicking on the blue
Select Type
line, the list of valves of the given manufacturer will open from
which you can select the required valve type. For simpler orientation and selection, also the photo for
each valve type will be displayed for you.
Valve Preset
You can change the valve preset from the
Change presetting
selection list.
For every valve, the preset field displays the interval in which you can enter the preset.
Measuring
(continuous)
Medium
You can select the heat-transfer medium of the measured system by pressing the Select Medium
selection list.
If you select as the medium the Ethylenglycol or Propylenglycol ant-freeze mix, you will have to
enter the given anti-freeze mix concentration in the Concentration field. Then, the application will
recalculate the flow calculation using this value. Also, you can find under the Concentration field data
on the extent in which the concentration can be specified and entered.
Kv Direct Setup
In case the database of valves does not contain the valve you require you can measure the flow using
the Kv direct specification.
You can obtain the table with preset values and Kv values from the documentation of the respective
valve manufacturer.
