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Optical Component Analyzers, Reflectometers, Switches and Tunable Lasers

SMU's, Power Analyzers, Data Acquisition Systems, Scopecorders, Compact Switches, OTDR's, OSA's, & Digital Mixed Signal Storage Oscilloscopes


  • Accuracy: ≤1/8 in at 30 ft. (≤3 mm @ 10 m)
  • Red laser beam
  • Point laser direction: 90° up, down, forward
  • Durable pendulum lock platform.
  • IP54 rating to limit dust and water entry for years of operation on the job site.


  • Accuracy: ≤1/8 in at 30 ft. (≤3 mm @ 10 m)
  • Red beam laser
  • Horizontal fan angle: 180 °
  • Vertical fan angle: 130°
  • Durable pendulum lock
  • IP54 rating to limit dust and water entry for years of operation on the job site.


The 721Ex can be configured by selecting either a 16 PSI (1.1 bar) or 36 psi (2.48 bar) low pressure sensor then add any of 7 high pressure ranges including 100, 300, 500, 1000, 1500, 3000 or 5000 psi (6.9, 20, 24.5, 69, 103.4, 200, 345 bar).

  • Intrinsically Safe (721Ex version only) – IECEx and Atex Ex ia IIB T3 Gb (Zone 1)
  • Ideal for gas flow calibration (custody transfer) applications
  • Two isolated, stainless steel, pressure sensors with 0.025 % accuracy
  • Pt100 RTD input for temperature measurement, (probe optional)
  • Switch test on both pressure inputs
  • Pressure displayed in the user’s choice of 19 engineering units
  • Large backlit graphic display can display up to three inputs simultaneously
  • Store five instrument setups for recall and use


  • Enabled with current and voltage measurement functions, in a compact size
  • Measures resistance & continuity to check for broken wires
  • Data hold & backlit display to keep you working safe and fast


A solid, reliable, basic installation tester

  • Tests voltage and frequency
  • Checks wiring polarity to detect broken N wires
  • Measures insulation resistance and loop and line resistance
  • Measures motor windings with continuity test
  • Calculates prospective earth fault current (PEFC/IK) and prospective short-circuit current (PSC/IK)