Newmark Structural Engineering Laboratory

Department of Civil and Environmental Engineering

College of Engineering

University of Illinois at Urbana-Champaign

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Structural Testing Hardware

Model 3544

The circumferential extensometer is designed to measure the change in the circumfrence of the specimen as it is compressed. This model has a breakaway feature for the protection of the extensometer in the likely occurence of a specimen rupture.
Model # 3544-0800-500-ST
Specimen Diameter [mm (in)] 31.8 - 203.2  (1.25 - 8.00)
Travel [mm (in)] + 12.00 (0.500)
Temperature Ranges [°C (°F)] -40 - 100  (-40 - 210)
Linearity 0.25 %
Range [mm (in)] ± 12.70 (0.500)
Output 2 to 4 mV/V (model dependent)
Excitation 10 VDC typical, 15 VDC or VAC max.
Cable Ultra-flexible integral cable, 8 ft (2.5 m) long
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