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Thermal Mass Flow Meters

GM-10Nbattery-operated thermal mass flow meter for gases
GR-02thermal mass flow meter for gases with intelligent communication
GS-01counter for compressed air, argon, nitrogen or CO2
GM-50air velocity transmitter to plug or screw in pipes or ducts
GM-60differential pressure gas flow meter (not longer available)

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Profimess GmbH · Twischlehe 5 · D-27580 Bremerhaven ·  Deutschland
Tel: +49 (0)471 9824-151 · Fax: +49 (0)471 9824-152

GM-10N
battery-operated thermal mass flow meter for gases
Technical specifications:

Media: dry, none-hazardous gases
Wetted: aluminum or stainless steel
max. Pressure: 0.2...11 bar abs.
max. Temperature: 50°C
Process connection: thread
Nominal widths: 1/4" up to 1/2"
Display: touchscreen 128 x 64 px
Output: up to 3 switches, adjustable
Measuring values: flow and totalizer
Supply: AA battery or 24 VDC

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GR-02
thermal mass flow meter for gases with intelligent communication
Technical specifications:

Media: dry, none-hazardous gases
Wetted: aluminum, stainless steel, Viton or EPDM, sensor from plastic
max. Pressure: 0.2...11 bar abs.
max. Temperature: 50°C
Process connection: thread
Nominal widths: 1/4" up to 1/2"
Output: (0)4...20 mA, 0...10 VDC, 1...5 VDC, 0...5 VDC or 2...10 VDC, RS485
Communication: Modbus or Profibus
Supply: 18...30 VDC

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GS-01
counter for compressed air, argon, nitrogen or CO2
Technical specifications:

Media: compressed air, argon, N2 or CO2
Wetted: stainless steel and sensor
max. Pressure: 16 bar
max. Temperature: 60°C
Process connection: thread
Nominal widths: 1/4" up to 2"
Display: LED, 4 digits
Output: 1 analog output and 1 transistor switch
Switching load: 30 VDC, 250 mA
Supply: 18...30 VDC

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GM-50
air velocity transmitter to plug or screw in pipes or ducts
Technical specifications:

Media: dry, compatible gases
Wetted: stainless steel and sensor
max. Pressure: 6,89 bar
max. Temperature: 100°C
Process connection: screwed in pipes or ducts directly or with compression fitting
Insertion length: 152.4 mmm up to 914 mm
Display: optional LED, 4.5 digits
Output: 4...20 mA, 3- or 4-wire
Supply: 12...35 VDC or 10...16 VAC

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GM-60
differential pressure gas flow meter
Technical specifications:

Media: gases, none-explosive, none-corrosive
Wetted: stainless steel
max. Pressure: 10 bar abs.
max. Temperature: 250°C
Process connection: welding nozzle with cutting ring joint
Nominal widths: from DN20
Output: 4...20 mA and 0...10 VDC for mass flow, pressure and temperature
Supply: 18...36 VDC, 3-wire

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