Bronkhorst

MASS-VIEW® MV-392-HE

Helium Flow Regulator with integrated display

  • Direct thermal mass flow measurement
  • High accuracy
  • Bright, graphical OLED display
  • Digital or analog output; alarm and counter functions
  • High precision needle valve
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MASS-VIEW®MV-392-HE

Helium Mass Flow Regulators with integrated display

MASS-VIEW® model MV-392-HE Mass Flow Regulators (MFRs) are suited for precise measurement and control of flow ranges between 50…200 mln/min and 50…2000 mln/min helium at operating pressures up to 10 bar(g). The MFR has an integrated graphical OLED display, clearly visible at wide angles, which allows reading of actual flow (value and a bar graph), total flow and type of gas. A high quality needle valve offers smooth and fine adjustment of the gas flow.

The display features easy set up via a user-friendly menu, using a 4-way navigation push button. Features & functions include a variety of alarm and counter functions, an analog output signal, digital interfaces and two relay contacts.

The MASS-VIEW® series provides modern, novel and economical alternative to variable area meters (VA meters), also known as purge meters. Unlike conventional VA meters these new flow meters measure mass flow instead of volume flow.


Technical specifications

Measurement / control system
Flow range (intermediate ranges available)min. 50…200 mln/min
max. 50…2000 mln/m
(based on helium)
Accuracy (incl. linearity) (based on actual calibration)± 2% Rd for flow > 50% of max. capacity;
± (1% Rd + 0,5% FS) on lower flows
Repeatability< 0,2 % FS typical
Turndown ratioup to 1 : 10
Operating pressure0 … 10 bar(g) / 0 … 150 psi(g)
Pressure coefficient± 0,2% Rd/bar typical at Air
Standard calibration gasHelium
Response time (sensor)2 sec.
Operating temperature0 … 50 °C (32 … 122°F)
Temperature coefficientZero: <0,1% FS/°C, Span: <0,2% Rd/°C
Leak integrity, outboardtested < 2 x 10-9 mbar l/s He
Attitude sensitivity< 0,1 % FS
Mechanical parts
Material (wetted parts)Meter: Aluminium;
Needle valve: SS316, Brass
Test pressure21 bar(a) / 300 psi(a)
Process connectionsG 1/4” BSPP female thread
(compression fittings optional)
SealsViton®, PTFE, Fluorosint®, Buna N
Weight0.7 kg
Ingress protectionIP40
Electrical properties
Power supply+15 … 24 Vdc (+/- 10%)
Max. power consumptionapprox. 135 mA
Analog output0 … 5 Vdc
Digital communicationRS232 / RS485 (Modbus RTU/ASCII)
Min. and max. relay contactsswitching current 0,5 A, 24 Vdc,
one side grounded (0 Vdc power)
Electrical connection8-pin RJ-45 modular jack
Electrical connection
Control valve options
External actuator options to be connected to the controller
Certification for hazardous areas
Approvals / certificates

Technical specifications subject to change without notice.

For dimensional drawings and hook-up diagrams please visit the product page on our website

Downloads

Brochures
MASS-VIEW Brochure
Manuals
Manual MASS-VIEW
Quick installation guide
Hook-up diagrams
Hook-up diagrams
Modbus-RTU ASCII, RS-232 interface
Dimensional drawing
Dimensional drawing MV-1XX and MV-3XX


ブロンコスト・ジャパン株式会社
〒135-0016
東京都江東区東陽5-27-5

Tel.  03-3645-1371

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