Proline Promag 53 PROFIBUS DP/PA
Technical data
Hauser
165
10.1.6
Accuracy
Reference operating
conditions
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.
Maximum measured error
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.
a0004456
Fig. 75:
Max. measured error in % of reading
Repeatability
max. ± 0.1% of measured value ± 0.5 mm/s
10.1.7
Operating conditions: Installation
Installation instructions
Inlet and outlet runs
Inlet run: typically
≥
5 x DN
Outlet run: typically
≥
2 x DN
Length of connecting cable
For the remote version, the permissible cable length L
max
depends on the conductivity of the
A minimum conductivity of 20 µS/cm is required for measuring demineralized water.
0
1
2.5
[%]
2.0
1.5
1.0
0.5
0
2
4
6
8
10
v [m/s]