Specifications
42/14-42-EN Sensyflow
FMT700-P
35
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8 Specifications
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Measuring principle
Thermal: hot-film anemometer
Input
Measuring medium
Flow rate of air
Measuring ranges (standard)
Nominal diameter kg/h
DN 25
0 ... 60
DN 50
0 ... 400
DN 80
0 ... 720
DN 100
0 ... 1200
DN 150
0 ... 2400
DN 200
0 ... 4000
Output
Output signals
Analog
0... 10 V
(< 4 mA)
0... 20 mA
(load < 500
Ω
)
4... 20 mA
(load < 500
Ω
)
Digital output
serial V24 / RS 232 C, electrically isolated
ASAM GDI interface
Characteristics
Accuracy
Measured error (including hysteresis and non-linearity)
< ± 1 % of measured value
Repeatability
< ± 0.25 % of measured value
Influences
Temperature effect
< 0.03 % / K of measured value
Pressure effect
≤
0.2 % / 100 kPa (/bar) of measured value
Response time
T63
≈
12 ms
Pressure drop flowmeter sensor
G00918
DN 25
DN 50 DN 80DN100DN150DN 200
0,01
0,10
1,00
10,00
100,00
1
100
1000
10000
10
Pressure drop
dp
[hPa]
Mass flow rate Qm [kg/h]
Fig. 24: Pressure drop under atmospheric conditions
Pressure drop of air filter
G00922
DN 25
DN 50
DN 200
DN 100
20
10
5
1
0.5
10
50
100
500 1000
5000
DN 150
DN 80
Pressure drop
dp
[hPa]
Mass flow Qm [kg/h]
Fig. 25: Pressure drop of air filter
Operating conditions
Required steadying length
- Flow
conditioner
-
Inlet section 10 x D
-
Outlet section 5 x D
Environmental conditions
Ambient temperature for sensor
-25 ... 80 °C (-13 ... 176 °F)
Ambient temperature for evaluation unit
-25 ... 50 °C (-13 ... 122 °F)
Storage temperature
-25 ... 85 °C (-13 ... 185 °F)
Type of protection
IP 54 (sensor)
Measuring medium conditions
Measured medium temperature
-25 ... 80 °C (-13 ... 176 °F)
Operating pressure
Standard:
0.6 ... 2.5 x 102 kPa (2.5 bar abs.)
Option:
0.6 ... 8 x 102 kPa (8 bar abs.)
only
DN
25
