Model E-PDQ
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Model E-PDQ

Model E-PDQ is the complete instrument designed for quick production leak testing of small components, ensuring that products meet their leak tightness requirements.

Product Usage

  • Leak testing of consumer electronic devices and small medical products (small size parts)
  • Testing of medium size parts with optional expansion tank
  • Leak testing under pressure or Mass Extraction (vacuum)
  • Leak rates from 0.03 cc/min and higher
  • Pressure ranges: 0 to 65 psia
  • Leak test instrument for high speed automatic production lines
  • Designed for easy integration


  • Patented Micro-Flow Sensor – The Intelligent Gas Leak Sensor (IGLS)
  • Compact design provides small footprint
  • Version EQ offers pressure testing
  • Version MQ offers Mass Extraction testing under vacuum
  • Remote Bluetooth graphical touchscreen display with LeakTek Program™ and data storage*
  • Remote touchscreen display for rugged operation with no data storage
  • Automated test circuit with valves and sequence controller
  • Ethernet or serial, and digital I/O interface
  • Easy to read LED to indicate test status: test, pass, or fail


*Compatible with Microsoft Windows 10

All products ship fully calibrated. No daily calibration required.

Product Specifications

Dimensions & Access:

4”W, 6.25”H, 10”D (Does not include connections & fittings)


  • Dry, clean gases: air, nitrogen
  • Consult ATC for other gases

Applicable Micro-Flow Sensors:

Connections, I/O, & Power

  1. Pneumatic connections:
    Test port on front of instrument, ⅛ inch Swagelok®
    Air supply: ¼ inch Swagelok®
  2. RJ45 Ethernet, or RS232 Serial Interface
  3. Digital Inputs: 5-30 VDC, Opto-Isolated for start, stop, test type, remote pressure switch
    Digital Outputs: 5-30 VDC, Opto-isolated for pass, fail, test type, test on, clamp, custom output
  4. Power Supply:
    24 VDC (maximum current is 2 amp)

Connection Layout:

Model E-PDQ connectionsClick image to enlarge.