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Thermal Mass Flowmeter

Category :  FLOW
Sub Category :  Flowmeter
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SPECIFICATION

 

THERMAL MASS FLOWMETER

General information

Measuring media Air, Nitrogen, Oxygen, Carbon dioxide, Methane, Hydrogen, Natural Gas, Biogas, Helium,
Argon, Propane, Ethane, Ethene, Butane, Ammonia, more gas types on request
measuring accuracy for air under reference conditions ±1.2 % of rate within 10 … 100 % of measuring range
 ±0.12 % full scale within 1 … 10 % of the measuring range
measuring accuracy for gases under reference conditions with optional process gas calibration
 ±1.6 % of rate ±0.1 % full scale
service voltage 5~24VDC/230 VAC/battery
Integral and remote mount transmitter design single and dual compartment transmitter housing options
Measuring medium temperature -25 … 150 °C (-13 … 302 °F)
Ambient temperature -20 … 70°C ( -4 … 158°F)
optional -40 … 70 °C (-40 … 158 °F)
optional -50 … 70 °C (-58 … 158 °F)
Power Supply 100 to 240 V AC, 50 / 60 Hz
24 V DC, +/- 20 % 
Process adaption via pipe components in different designs DN 25…..DN 3000
Sensor Element Type /
Temperature Range of Measuring Medium
Ceramic sensor elements / Standard temperature range −20 to 150 °C (−4 to 302 °F)
Ceramic sensor elements / High temperature range −20 to 300 °C (−4 to 572 °F)
Ceramic sensor elements / Low temperature range −40 to 150°C (−40 to 302°F)
Mounting Length / Flowmeter Sensor Material 120 mm (4.7 in) / AISI 316Ti SST (1.4571) (DN 25 to DN 125 [1 to 5 in])
263 mm (10.4 in) / AISI 316Ti SST (1.4571) (DN 25 to DN 350 [1 to 14 in])
425 mm (17 in) / AISI 316Ti SST (1.4571) (> DN 350 to DN 700 [> 14 to 28 in])
775 mm (31 in) / AISI 316Ti SST (1.4571) (> DN 700 [> 28in])
Sensor Connection Flange DN 25, nominal pressure 4 MPa (40 bar, 580 psi)
Compression fitting, stainless steel, nominal pressure 2 MPa (20 bar, 290 psi)
(−40 to 150 °C (−40 to 302 °F)) (≥ DN80 (≥ 3 in))
Thread DIN 11851 (PN 10), nominal pressure 1.6 MPa (16 bar, 232 psi) (−20 to 140 °C (−4 to 284 °F))
Connection Design / Transmitter Housing Type /
 Transmitter Housing Material / Cable Glands
Integral / Single compartment / Aluminium / 3 × M20 × 1.5
Integral / Single compartment / Aluminium / 3 × NPT ½ in
Integral / Dual compartment / Aluminium / 3 × M20 × 1.5
Integral / Dual compartment / Aluminium / 3 × NPT ½ in
Integral / Dual compartment / Aluminium / 3 × NPT ½ in (Exd, XP)
Integral / Dual compartment / Aluminium / 3 × M20 × 1.5 (Exd, XP)
Remote (Selection for remote transmitter)
Without Transmitter
Connection Design / Sensor Housing Type /
 Sensor Housing Material / Cable Glands
Remote / Single compartment / Aluminium / 1 × M20 × 1.5
Remote / Single compartment / Aluminium / 1 × NPT ½ in
Remote / Single compartment / Stainless Steel / 1 × M20 × 1.5
Remote / Single compartment / Stainless Steel / 1 × NPT ½ in
Without
Outputs Current output 1 (active or passive), digital output 1 & 2 (passive), HART
Current output 1 (active or passive), digital output 1 & 2 (passive)
current output 2 (passive), HART
Current output 1 (active or passive), digital output 1 & 2 (passive), digital Input (passive), HART
Current output 1 (active or passive), digitial output 1 & 2 (passive), HART, MODBUS
Current output 1 (active or passive), digitial output 1 & 2 (passive), HART, PROFIBUS DP
Without (Remote TX or replacement Sensor)