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Proline Promag 53 PROFIBUS DP/PA
Reference operating
conditions
Maximum measured error
!
Repeatability
Installation instructions
Inlet and outlet runs
Length of connecting cable
Endress+Hauser
10.1.6
Accuracy
In accordance with DIN EN 29104 and VDI/VDE 2641:
• Fluid temperature: +28 °C ± 2 K
• Ambient temperature: +22 °C ± 2 K
• Warm-up time: 30 minutes
Installation:
• Inlet run >10 x DN
• Outlet run > 5 x DN
• Sensor and transmitter grounded.
• Sensor centered relative to the pipe.
Pulse output:
± 0.2% o.r. ± 2 mm/s (o.r. = of reading)
Current output:
additional typically ± 5 µA
Note!
Supply-voltage fluctuations have no effect within the specified range.
[%]
2.5
2.0
1.5
1.0
0.5
0
0
1
Fig. 75:
Max. measured error in % of reading
max. ± 0.1% of measured value ± 0.5 mm/s
10.1.7
Operating conditions: Installation
→ Page 17 ff.
Inlet run: typically ≥ 5 x DN
Outlet run: typically ≥ 2 x DN
For the remote version, the permissible cable length L
medium. → Page 27
A minimum conductivity of 20 µS/cm is required for measuring demineralized water.
2
4
max
Technical data
6
8
v [m/s]
depends on the conductivity of the
10
a0004456
165
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