Ex p control unit
Motor purge controller
Operation
Rev. 0
01-37A2-7D0003_Operating instructions_MPC_20210923_0_en.docx
Page 59 of 96
Characteristic curve
The specifically mounted pressure monitor is
specified in the “Characteristic curve” tab. This must
be set correctly for the correct automatic purge time
calculation.
Determine the orifice by reading the type designation
on the pressure monitor and selecting the associated
characteristic curve.
Orifice
Diameter [mm]
MPV
8
50
Type: 17-51P3-3803; mpv 2
9
100
Type: 17-51P3-3903; mpv 3
Enclosure-related parameters tab
The internal volume of the pressurised equipment is
specified in the “Enclosure-related parameters” tab.
For this purpose, length, width and height must be
entered in mm.
Width
Width of the Ex p equipment
Length
Length of the Ex p equipment
Depth
Depth of Ex p equipment
Volume
Calculated volume based on width, length and height
