EPRO CON021 PR6423/010-040 Eddy Current Sensor with Signal Converter

The CON021 PR6423/010-040 is a comprehensive solution designed for precise measurement in critical turbo machinery applications, including steam, gas, and hydro turbines, as well as compressors, pumps, and fans. It integrates an 8mm Eddy Current Sensor (PR6423/010) with an accompanying Signal Converter (PR6423/040), ensuring accurate monitoring of radial and axial shaft displacement, position, eccentricity, and speed.

Eddy Current Sensor (PR6423/010)

• Sensor Type: 8mm Eddy Current Sensor
• Case Threads: M10x1
• Armored Cable: Yes
• Measuring Range: 2.0mm
• Linear Measurement Range: 2 mm (80 mils)
• Initial Air Gap: 0.5 mm (20 mils)
• Incremental Scale Factor (ISF): ISO: 8 V/mm (203.2 mV/mil) ± 5%
  • @ Temperature Range: 0 to 45°C (+32 to +113°F)
• Deviation from Best Fit Straight Line (DSL): ± 0.025 mm (± 1 mil)
  • @ Temperature Range: 0 to 45°C (+32 to +113°F)
• Minimum Shaft Diameter: 25 mm (0.79”)
• Target Material: Ferromagnetic Steel (42CrMo4, AISI/SAE 4140) Standard
• Environmental Protection: IP66, IEC 60529
• Operating Temperature Range:
  • Sensor incl. 1m Cable: -35 to +200°C (-31 to 392°F)
  • Cable & Connector: -35 to +150°C (-31 to 302°F)
• Material:
  • Sensor Tip: PEEK (Polyether Ether Ketone)
  • Case: Stainless Steel
  • Cable: PTFE (Polytetrafluoroethylene)
  • Connector: Brass, nickel-plated
• Weight: Approx. 100 grams (3.53 oz)

Signal Converter (PR6423/040)

• Dynamic Performance:
  • Frequency Range (-3 dB): 0 to 20000 Hz
  • Rise Time: <15 µs
• Compatibility: Designed for PR6422, PR6423, PR6424, PR6425, PR6426, PR 6453
• Extended Range Requirement: PR6425 always requires extended range converter (CON021/91x-xxx)
• Environmental Specifications:
  • Operating Temperature Range: -30 to 100°C (-22 to 212°F)
  • Shock and Vibration: 5g @ 60 Hz @ 25°C (77°F)
  • Protection Class: IP20
• Power & Electrical:
  • Supply Voltage Range:
    • -23V to -32V (Output Range: -4V to -20V)
    • -21V to -32V (Output Range: -2V to -18V)
  • Housing Material: LMgSi 0.5 F22
  • Mounting: 4 Screws M5x20 (Included)
  • Connections:
    • Transducer: Self-Locking Lemo-Plug
    • Supply/Output: Screw Terminal Type (max. 1.5mm² wire)