Ambient temperature range
!
"
Storage temperature
"
Degree of protection
Shock and vibration resistance
CIP cleaning
SIP cleaning
Electromagnetic compatibility
(EMC)
18
Operating conditions: Environment
Transmitter
• Standard: –20 to +60 °C (–4 to +140 °F)
• Optional: –40 to +60 °C (–40 to +140 °F)
Note!
At ambient temperatures below –20 °C (–4 °F)the readability of the display may be impaired.
Sensor
• –40 to +60 °C (–40 to +140 °F)
Caution!
The permitted temperature range of the measuring tube lining may not be undershot or overshot
(→ ä 19, Section "Medium temperature range").
Please note the following points:
• Install the device in a shady location. Avoid direct sunlight, particularly in warm climatic regions.
• The transmitter must be mounted separate from the sensor if both the ambient and fluid temperatures are
high.
The storage temperature corresponds to the operating temperature range of the measuring transmitter and the
appropriate measuring sensors.
Caution!
• The measuring device must be protected against direct sunlight during storage in order to avoid unacceptably
high surface temperatures.
• A storage location must be selected where moisture does not collect in the measuring device. This will help
prevent fungus and bacteria infestation which can damage the liner.
• If protecting caps or protective covers are mounted, these must not be removed before mounting the device.
• Standard: IP 67 (NEMA 4X) for transmitter and sensor.
Acceleration up to 2 g following IEC 600 68-2-6
possible
possible
• As per IEC/EN 61326 and NAMUR recommendation NE 21
• Emission: to limit value for industry EN 55011
Proline Promag 50H, 53H
Endress+Hauser
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