WK 140 Low Voltage Cable Test Solution
WK 240 Low Voltage Cable Test Solution
WK 25 Low Voltage Cable Test Solution
WK 260 Low Voltage Cable Test Solution
W 3504 Backplane/Chassis Test Solution
W 3525 Backplane/Chassis Test Solution
W 434 High Voltage Cable Test Solution
W 444 High Voltage Cable Test Solution
W 454 High Voltage Cable Test Solution
Product Features
  • Easy Test Point Expansion & Distribution
  • Very High Voltage (5,000 VDC / 3,600 VAC)
  • RLC Component Measurement
  • High Measurement Accuracy
  • Extremely Fast Test Speeds
  • Functional Testing of Control Assemblies
  • Automated Fiber Optics Testing
  • Reduction of Adaptation Cable Length
  • MIL 810 & MIL 1553 Certification
  • User-Friendly Software

W 424 (Discontinued Product)

Comparable Current Tester
W 434 A high voltage (1,500 VDC & 1,060 VAC), portable, cable test system. Offers a built-in RLC meter and functional test capability. Up to 6,656 test points.


Original Specifications for the W 424
The premier choice for testing cables with high voltage safety requirements such as aircraft, medical equipment, ABS, airbags, etc. This system is compact and offers many hardware/software options making it the ideal solution for final or in-process test.
  • Test & Measurement Performance
  • High Voltage Isolation Test up to 1,000 VDC (12-Bit Resolution)
  • Constant Current of 1 mA, 10 mA, or 400 mA
  • Two Terminal Measurement down to 1 Ohm (± 1% ± 0.5 Ohms)
  • Four Terminal Measurement down to 10 mOhms (± 1% ± 3 mOhms)
  • Insulation Test up to 500 MOhms (± 3%), up to 5 GOhms (± 5%)
  • Resistor Test from 10 mOhms to 10 MOhms (± 1% ± 3 mOhms)
  • Capacitor Test from 10 nF to 10,000 µF (± 10% ± 1 nF)
  • Twisted Pair / Shielded Cable Test from 10 pF to 10 nF (Checks for Pair Inversion)
  • Diode and Zener Diode Test for Open, Short and Reversed Insertion
  • Function Test of Keys and Switches
  • Hardware
  • Expandable to 2,048 Test Points in Main Chassis and 8,192 with Expansions
  • Extensive Selection of Output Connectors are Available Upon Request
  • Optional Remote Control Interface for Driving Peripheral Devices (Fixtures,
    Feeders, etc.)
  • Dimensions & Weight
  • W 424-1
  • Bench Top Enclosure
  • 9.3 x 16.5 x 7.0 inches (W x D x H)
  • Up to 17.6 lbs
  • Holds up to 5 Test Cards for a Maximum of 320 Test Points
  • W 424-2
  • 19-inch Rack-Mountable or Bench Top Enclosure
  • 17.6 x 20.5 x 7.0 inches (W x D x H)
  • Up to 33.1 lbs
  • Holds up to 16 Test Cards for a Maximum of 1,024 Test Points
  • W 424-3
  • 19-inch Rack-Mountable or Bench Top Enclosure
  • 17.6 x 20.5 x 12.2 inches (W x D x H)
  • Up to 66.1 lbs
  • Holds up to 32 Test Cards for a Maximum of 2,048 Test Points
  • Expandable to 8,192 Test Points using Expansion Cabinets
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