Inlet and outlet runs
Connection cable
Ambient temperature range
!
Storage temperature
12
If possible, install the sensor well clear of assemblies such as valves, T-pieces, elbows, etc. If several flow
obstructions are installed, the longest inlet or outlet run must be considered. Compliance with the following
requirements for the inlet and outlet runs is recommended to ensure measuring accuracy.
Inlet and outlet runs (top view)
1
Valve (2/3 open)
2
Pump
3
Two pipe bends in different directions
Route the cable well clear of electrical machines and switching elements
Cable specification ä 8
Operating conditions: environment
Transmitter
–25 to +60 °C (–13 to +140 °F)
At ambient temperatures below –20 °C (–4 °F) the readability of the display may be impaired.
Install the transmitter at a shady location. Avoid direct sunlight, particularly in warm climatic regions.
Sensor Prosonic Flow W
–20 to +80 °C (–4 to +176 °F)
Optional: 0 to +130 °C (–32 to +265 °F)
It is permitted to insulate the sensors mounted on the pipe.
Connecting cable (sensor/transmitter)
• Standard (TPE-V): –20 to +80 °C (–4 to 175 °F) (multi core, sensor DN 15 to 65 / ½" to 2½")
• Standard (PVC): –20 to +70 °C (–4 to 158 °F) (single core, sensor DN 50...4000 /2" to 160")
• Optional (PTFE): –40 to +170 °C (–40 to 338 °F) (single core, sensor DN 50...4000 /2" to 160")
• It is permitted to insulate the sensors mounted on the pipes.
• Mount the transmitter in a shady location and avoid direct sunlight, particulary in warm climatic regions.
Note!
Can be used with the version for 0...130 °C /-32...256 °F.
The storage temperature corresponds to the operating temperature range of the measuring transmitter and the
appropriate measuring sensors and the corresponding sensor cable (see above).
³ 15 x DN
³ 20 x DN
1
³ 20 x DN
2
³ 15 x DN
3
Proline Prosonic Flow 91W
³ 3 x DN
Endress+Hauser
A0013079
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