Gas leak detector MS-50GT
refrigerantcompressed airhelium

Gas leak detector - MS-50GT - ATEQ - refrigerant / compressed air / helium
Gas leak detector - MS-50GT - ATEQ - refrigerant / compressed air / helium
Gas leak detector - MS-50GT - ATEQ - refrigerant / compressed air / helium - image - 2
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Characteristics

Detected fluid
gas, helium, compressed air, refrigerant
Technology
spectrometer, tracer gas, pressure
Other characteristics
portable, vacuum, sniffing, automated, with integrated display, with graphic display, console type
Applications
for industry, for packaging, for storage tanks, for valves

Description

Overview
The MS Series of leak detectors represent the world’s largest base of installed leak detectors which are fully automatic, easy to use, and highly accurate. These advanced-design leak detectors are ideal for a broad range of applications including clean, oil-free testing. Quality performance provides maximum productivity along with an ergonomically designed cabinet for operator comfort and viewing. Breakthrough technology combines high test port pressure, large capacity internal vacuum pumps, and ATEQ’s unique mass spectrometer making the MS series leak detectors at least four times faster than conventional portable units available today.

Highlights
  • Maximum performance
  • Available with wet or dry pumping package
  • Only production leak detector with a large interactive LCD touch screen display

Main Features
  • Simple one-button start up
  • Fully automatic operation, tuning, and calibration with internal NIST traceable temperature compensated calibrator
  • Three modes of operation in a single unit along with a dedicated sniff mode
  • Built-in diagnostics for trouble-free maintenance
  • Dual magnetic sector mass spectrometer with resolving power of 14
  • Dual pump system – dedicated foreline and roughing pumps
  • Allows testing for the smallest leaks at the highest pressures
  • High inlet pressure of 7.5 Torr provides fast time to test
  • Ready to test in under three minutes
  • Reduces operator training: easy to use
  • Auto-zeroing with continuous background compensation
  • Rotary vane and dry pumps available
  • Faster, more accurate testing

Applications
Aerospace components, Air conditioning and refrigeration systems, Automotive components and appliances, Batteries, Electron beam welders, Electronics (waterproof testing), Food packaging, Hermetically sealed devices, Medical products, Particle accelerators, Pharmaceuticals, Power distribution plants, Semiconductors, Sputtering equipment, Vacuum systems, Valves

Measurement characteristics
  • Sensitivity: 3 x 10^-11 atm-cc/sec in direct mode (3 x 10^-12 with MS-50 Dry HS unit)
  • Sensitivity (reverse mode): 3 x 10^-10 atm-cc/sec
  • Sensitivity (sniff mode): 1 x 10^-8 atm-cc/sec
  • Leak Range: 10 x 10^0 to 3 x 10^-11 atm-cc/sec
  • Start Up Time: < 3 minutes
  • Time To Test: < 1.5 seconds on a blank test port
  • Response Time: Direct Mode < 2 seconds; Reverse Mode < 2.5 seconds
  • Maximum Inlet Pressure: 100 Torr in Gross, 7.5 Torr in Fine
  • Resolution: resolving power of 14 at mass 4
  • Testable Masses: He-3 and He-4

Test Modes
  • Flow Units: std cc/sec, mbar L/sec, Pa m3/sec (with helium or air equivalent units can be selected)
  • Pressure Units: mTorr, mBar, Pa
  • Leak Ranging: automatic and manual
  • Testing Modes: Gross, Reverse, Direct, Combination, Sniff

Physical / Electrical (table)
Weight: 215.45 lbs – 475 kg
Dimensions (W x H x D): 52.7 x 38.1 x 35.6 cm
Interface: Touch Screen Graphical User Controls
Electrical supply: 115/50-60/30; 230-240/50-60/15; 100/50-60/30 (V/Hz/A)
Temperature: Operating: +0 °C to +46 °C; Storage: +0 °C to +60 °C

Options
  • Handheld remote control unit with 25' or 50' cord
  • External roughing kit with valving, manifolding and pump
  • Mobile cart
  • Mini sniffer probe
  • UFT (Ultrafast Testing) test cups
  • Cold trap / cold finger
  • Hard travel case

Accessories
  • Calibrated gas leaks
  • Helium bombing station
  • MS-50 manual backfill station
  • Connectors

Other formats / configurations
  • MS-50GT Wet Pumping Package
  • MS-50GT Dry Pumping Package
  • MS-50GT Dual Port
  • MS-50GT High Sense
  • MS-50GT UFT
  • MS-50 Argon

Caractéristiques / spécifications techniques
  • Model: MS-50GT
  • Mass spectrometer: Dual magnetic sector, resolving power 14
  • Sensitivity (direct): 3 x 10^-11 atm-cc/sec (improved to 3 x 10^-12 with MS-50 Dry HS)
  • Sensitivity (reverse): 3 x 10^-10 atm-cc/sec
  • Sensitivity (sniff): 1 x 10^-8 atm-cc/sec
  • Leak range: 10 x 10^0 to 3 x 10^-11 atm-cc/sec
  • Start up time: < 3 minutes
  • Time to test: < 1.5 seconds (blank port)
  • Response times: Direct <2 s; Reverse <2.5 s
  • Max inlet pressure: 100 Torr (Gross), 7.5 Torr (Fine)
  • Testable masses: He-3, He-4
  • Interface: Touch screen graphical user controls
  • Electrical supply options: 115/50-60/30; 230-240/50-60/15; 100/50-60/30 (V/Hz/A)
  • Operating temperature: 0 °C to 46 °C; Storage: 0 °C to 60 °C
  • Available pumping: wet (rotary vane) or dry packages
  • Modes: Gross, Reverse, Direct, Combination, Sniff; automatic/manual leak ranging

Catalogs

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Exhibitions

Meet this supplier at the following exhibition(s):

FIP - France Innovation Plasturgie
FIP - France Innovation Plasturgie

2-05 Jun 2026 Lione (France) Stand I12

  • More information

    Other ATEQ products

    Leak & Flow

    *Prices are pre-tax. They exclude delivery charges and customs duties and do not include additional charges for installation or activation options. Prices are indicative only and may vary by country, with changes to the cost of raw materials and exchange rates.