Endress+Hauser Cerabar M PMC51 - Installing the

Cerabar M PMC51, PMP51, PMP55 Installation
Endress+Hauser 11
4.4 Installing the
• Due to the orientation of the Cerabar M, there may be a shift in the zero point, i.e. when the
container is empty or partially full, the measured value does not display zero. You can
correct this zero point shift→  20"Funktion der Bedienelemente".
• The local display can be rotated in 90° stages.
• For PMP55, please refer to Section "Installation instructions for devices with diaphragm
seals – PMP55"→  13.
• Endress+Hauser offers a mounting bracket for installing on pipes or walls.→  14,
Section "Wall and pipe mounting (optional)".
4.4.1 Installation instructions for devices without diaphragm seals – PMP51, PMC51
NOTICE
Damage to the device!
If a heated device is cooled during a cleaning process (e.g. by cold water), a vacuum develops
for a short time and, as a result, moisture can enter the sensor through the pressure
compensation element (1).
‣
Mount the device with the pressure compensation element (1) pointing diagonally
downwards or to the side as much possible.
1
1
1
1
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• Keep the pressure compensation and GORE-TEX® filter (1) free from contamination.
• Cerabar M transmitters without diaphragm seals are mounted as per the norms for a
manometer (DIN EN 837-2). We recommend the use of shutoff devices and siphons. The
orientation depends on the measuring application.
• Do not clean or touch process membranes with hard or pointed objects.
• The device must be installed as follows in order to comply with the cleanability
requirements of the ASME-BPE (Part SD Cleanability):