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MV-191-H2 Mass flow meter

Mass Flow Meter for gases with integrated display

  • Direct thermal mass flow measurement
  • High accuracy
  • Actual calibrated on Hydrogen H2
  • Bright, graphical OLED display
  • Digital or analog output; alarm and counter functions
Multi gases
MV-191-H2 Mass flow meter
MV-191-H2 Mass flow meter
MV-191-H2 Mass flow meter
MV-191-H2 Mass flow meter

MV-191-H2 Mass flow meter

Mass Flow Meter for gases with integrated display

  • Direct thermal mass flow measurement
  • High accuracy
  • Actual calibrated on Hydrogen H2
  • Bright, graphical OLED display
  • Digital or analog output; alarm and counter functions
Online price starting with:
$771.75
Limited stock available | 1 pcs
Order now to avoid disappointment

Qty Discounts Off Price

Amount
6+
10+
20+
50+
Discount
2.5%
5%
7.5%
10%
Price
€752.46
€733.16
€713.87
€694.58

Pre-installed ranges

Ranges
Flow range (relative Air)
Range 1
20 mln/min .. 200 mln/min (sccm)
Range 2
20 mln/min .. 100 mln/min (sccm)
Range 3
20 mln/min .. 50 mln/min (sccm)

Pre-installed gas

Gas
min. range .. max. range
H2 Hydrogen
20 .. 200 mln/min (sccm)

Features of MV-191-H2 Mass flow meter

  • Clear indication in:
    - actual flow rate (bar graph and value)
    - desired flow units
    - type of gas
    - totalised flow
  • Bright, wide-angle OLED display
  • Free of parallax error
  • Virtually independent of temperature and
    pressure variations
  • Low pressure drop
  • Wide flow ranges
  • Fast response
  • High accuracy
  • Electronic output:
    - Analog (0 .. 5 Vdc)
    - RS-232 interface (with FLOWBUS)
    - Modbus-RTU/ASCII interface
  • Configurable password protection
  • Alarm and counter functions
  • Relays
  • Digitally calibrated
  • Free software tools

Scope of delivery

  • MASS-VIEW flow meter
  • packing box
  • 9.17.054 Short form manual
  • (optional) fittings
  • (optional) power supply
  • (optional) Battery Pack

Please note:
Our mass flow meters are sold without fittings and without power supply, please use the 'Accessories' tab to order additional accessories. For your convenience, we also have our flow ranges in other flow units.


Technical specifications

Measurement / control system

Flow range
20 mln/min .. 200 mln/min (sccm)
Mass flow units ln/min and SLM refer to normal operating conditions, i.e. 0°C (32°F) and 1013 mbar (14.7 psi)
Accuracy
± 2% RD for flow > 50% of max. capacity
± (1% RD + 0.5% FS) on lower flows
Technical specifications are based on Air at maximum FS
Repeatability
< 0.2% FS typical
Operating pressure
0 .. 10 bar(g) / 0 .. 150 psi(g)
Pressure coefficient
0.2% / bar typical at Air
Standard calibration gas
H2 Hydrogen
Rangeability
up to 1:10
Response time (sensor)
(t63%) 2 seconds
Operating temperature
0 .. 50°C (32 .. 122°F)
Temperature coefficient
Zero: <0.1%FS/°C, Span: <0.2%RD/°C
Leak integrity, outboard
< 1 x 10-9 mbar l/s He
Attitude sensitivity
< 0.1% FS

Mechanical parts

Material (wetted parts)
Meter: aluminium, Viton® (FPM)
Test pressure
21 bar (a) / 300 psi (a)
Process connections
G 1/4" BSPP female
(compression fittings optional)
Seals
Viton®, PTFE
Weight
0.7 kg
Ingress protection
IP-40

Electrical properties

Power supply
+15 … 24 Vdc (+/- 10%)
Max. power consumption
approx. 135 mA
Analog output
0 .. 5 Vdc
EMC
EU declaration
Digital Communication
RS232 / RS485 (Modbus-RTU/ASCII)
Min. And max. Relay contacts
switching current 0.5 A, 24 Vdc
one side grounded (0 Vdc power)
Electrical connection
8-pin RJ-45 modular jack

Product details

Hook-up diagram
Hook-up diagram
Dimensions MV-1XX and MV-3XX
Dimensions MV-1XX and MV-3XX


Applications

The fields of application for MASS-VIEW® mass flow meters are diverse:
  • Burner Control (furnace construction)
  • Welding (welding gas monitoring)
  • Leak measurements (quality, environment)
  • Coating (equipment construction)
  • Regulation of gaseous atmospheres (biotechnology)
  • Measurements of gas consumption (hospitals)
  • Test equipment (production maintenance)
  • Local preparation of a gas mixture
  • Flow rate monitoring (laboratories)
  • Cutting (steel sheets)
  • Cost centre billing
  • Analytical equipment
  • Aeration / sparging (food products, ice cream / edible oils
  • Blanketing (food)
  • Fermentation (food, biotechnology, pharma)