AMS GP30-DEV-KIT, User Manual, Page: 33 / 40

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TDC-GP30
Reference Modules and Transducers
Demo Kit Manual
• PUBLIC
UG000292
• v1-00 • 2019-Feb-26
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│ 33
Figure 36:
Measurement Characteristics
Nominal Diameter [mm] 15 20 25 32 40
Starting Flow [m³/h] 0.002 0.003 0.003 0.005 0.005
Minimum Flow Rate Q
1
[m³/h] 0.010 0.016 0.025 0.040 0.064
Transitional Flow Rate Q
2
[m³/h] 0.016 0.025 0.040 0.064 0.100
Permanent Flow Rate Q
3
[m³/h] 2.500 4.000 6.300 10.000 16.000
Overload Flow Rate Q
4
[m³/h] 3.125 5.000 7.875 12.500 20.000
Flow Range Ratio R (Q
3
/Q
1
) R250
(1)
, R400
Accuracy Class Class 2
Temperature Class T30
(1)
, T50
Sample Rate 0.5 Hz to 4 Hz, fixed or self-adopting
(1)
Maximum Admissible Pressure 1.0 MPa
Pressure Loss Range < 63 kPa < 40 kPa
Flow Data Storage Accumulated volume 90 days
(1) Default
7.1.2 Water Meter Modules Made of Plastic
DN15 and DN20 modules come with tubes made of plastic and the sensor frontend are based on
TDC-GP30.
Figure 37:
Water Meter Module, Plastic