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Technical specifications
11
Mode of operation
Mode of operation and design
Measuring principle
Electromagnetic with pulsed alternating field (PAC)
Magnetic field excitation
Automatic power supply synchronization
50 Hz AC power supply
• Bipolar 16.7 Hz
• Bipolar with prepulse 10 Hz
• Unipolar 8,33 Hz
60 Hz AC power supply
• Bipolar 20 Hz
• Bipolar with prepulse 12 Hz
• Unipolar 10 Hz
Measuring accuracy under reference conditions
Measuring tolerance of pulse output
At v > 0.25 m/s (0.82 ft/s)
≦ 0.5 % of the measured value, ± 0.0012 m/s (0.0039 ft/s)
At v < 0.25 m/s (0.82 ft/s)
≦ 0.0025 m/s (0.0082 ft/s)
Measuring tolerance of analog output 4
to 20 mA
Same as pulse output; plus ± 0.1 % conversion error ± 20 μA
Repeatability
0.2 % of the measured value
Reference conditions
Reference conditions
Medium process temperature
+25 °C ± 5 °C (77 °F ± 9 °F)
Ambient temperature
+25 °C ± 5 °C (77 °F ± 9 °F)
Warm-up time min.
30 min
Installation conditions
Inlet pipe section
≧ 10 x DN
Outlet pipe section
≧ 5 x DN; installed centered to pipe
Medium
water without gaseous and solid parts
Conductivity
> 200 μS/cm
Magnetic current frequency
bipolar with prepulse
TRANSMAG 2 with MAG 911/E
Operating Instructions, 03/2021, A5E00102775-AC
85
Содержание SITRANS F TRANSMAG 2
Страница 6: ...Table of contents TRANSMAG 2 with MAG 911 E 6 Operating Instructions 03 2021 A5E00102775 AC ...
Страница 10: ...Introduction 1 8 Notes on warranty TRANSMAG 2 with MAG 911 E 10 Operating Instructions 03 2021 A5E00102775 AC ...
Страница 52: ...Operating 7 2 SIMATIC PDM TRANSMAG 2 with MAG 911 E 52 Operating Instructions 03 2021 A5E00102775 AC ...
Страница 84: ...Troubleshooting 10 3 Error messages TRANSMAG 2 with MAG 911 E 84 Operating Instructions 03 2021 A5E00102775 AC ...
Страница 92: ...Dimension drawings TRANSMAG 2 with MAG 911 E 92 Operating Instructions 03 2021 A5E00102775 AC ...
Страница 104: ...Parameters TRANSMAG 2 with MAG 911 E 104 Operating Instructions 03 2021 A5E00102775 AC ...
Страница 126: ...Index TRANSMAG 2 with MAG 911 E 126 Operating Instructions 03 2021 A5E00102775 AC ...