KJA-A/KJB-A Joint-Meter　Approx.1mV/V（2000×10－6strain）CE

These models are used to measure joint opening displacement of mass concrete. Two models are ready for different applications. The KJA-A Joint-Meter is embedded in an exclusive socket mounted to concrete blocks made of mass concrete or other materials, and is used to measure joint opening displacement. The KJB-A is used to measure displacement on concrete surfaces or underwater simply by manufacturing appropriate fittings. Moreover, these models are available for waterproof type displacement transducer. Optional model with built-in thermocouple unit can be supplied.

Protection ratings : IP 68 equivalent

KJA-A/KJB-A Joint-Meter
Features
  • Excellent waterproofness
  • Long term stable measurement
  • Easy Installation

  • Specificatioins
    Type Capacity Rated output
    (Approx.)    		 Non-linearity Temperature range
    KJA-5A
    KJB-5A    		 5mm 1mV/V (2000 x 10-6 strain) 1%RO -20 to +80℃
    KJA-10A
    KJB-10A    		 10mm
    KJA-20A
    KJB-20A    		 20mm
    KJA-50A
    KJB-50A    		 50mm

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