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Installing/mounting
4.1 Basic safety instructions
4.1.1
Installation location requirements
Insufficient air supply
The device may overheat if there is an insufficient supply of air.
● Install the device so that there is sufficient air supply in the room.
● Observe the maximum permissible ambient temperature. Refer to the information in the
Aggressive atmospheres
Damage to device through penetration of aggressive vapors.
● Ensure that the device is suitable for the application.
NOTICE
Direct sunlight
Increased measuring errors.
● Protect the device from direct sunlight.
Make sure that the maximum ambient temperature is not exceeded. Refer to the information
in the section Technical data (Page 63).
4.1.1.1
Devices with marine approval
Note
For vibrations in the direction of the measuring cell diaphragm, the measuring accuracy of the
pressure transmitter with flush-mounted diaphragm can deviate no more than 0.2% from the
respective specification.
● Install the device so that no or almost no vibrations occur in the direction of the diaphragms.
● To avoid measuring values that fluctuate strongly, use the damping function.
For information on vibration resistance, refer to the marine approval certificate.
24
WARNING
section Technical data (Page 63).
CAUTION
SITRANS P320/P420 with 4 to 20 mA/HART
Compact Operating Instructions, 09/2018, A5E38874562-AB
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