Newmark Structural Engineering Laboratory

Department of Civil and Environmental Engineering

College of Engineering

University of Illinois at Urbana-Champaign

   
 
   
         
 
 
Student Instrumentation Workshop
Machine Shop
Instrumentation
      Power Supplies
      Power Supplies & Signal Conditioners
      National Instruments Equipment
      Transducers
            Accelerometers
            LVDTs
            Cable Extension Transducers
            Extensometers
            Structural Health Sensors
            Load Cells
            Temposonics
            Dial Gauges
      Equipment Manuals
Hydraulic Equipment
Testing Floor
Structural Testing Hardware

Trans Tek Series 240 LVDTs

 
Specifications
 
FOR AC-AC OPERATION
Model 0242-0000 0244-0000 0245-0000
Working Range ± in (mm) 0.250 (6.35) 1.00 (25.4) 2.00 (50.8)
Max Usable Range ± in (mm) 0.375 (9.53) 1.50 (38.1) 2.75 (69.8)
Input, VDC 6.0 min TO 30 max
Nominal F.S. Output ± VDC with unloaded output
@ 6 Volt Input 1.8 4.6 3.9
@ 15 Volt Input 4.8 12.1 10.2
@ 24 Volt Input 7.8 18.7 16.5
@ 30 Volt Input 9.7 24.8 20.7
Input Current 8.3 mA @ 6 volt input to 52 mA @ 30 volt input
Nonlinearity ± 0.5 % full scale over total working range
  ± 1.0 % full scale over maximum usable range
Internal Carrier Frequency, Hz 3600 3200 1500
% Ripple, RMS (Nominal) 0.8 1
Output Impedance, Ohms 5200 5600 5500
Frequency Response (3 dB down), Hz 115 100 110
Temperature Range -54°C - 121°C (-65°F - 250°F)
Resolution Infinite
Linear Range ± in (mm) 0.25 (6.35) 1.00 (25.4) 2.00 (50.8)
Body Length, A in (mm) 3.21 (81.5) 4.71 (120) 8.21 (209)
Electrical Center, EC in (mm) 1.44 (36.6) 2.19 (55.6) 3.94 (100)
Body Mass, in (mm) 70 80 104
Core Length, B in (mm) 1.75 (44.5) 2.00 (50.8) 3.50 (88.9)
Extension Length, E in (mm) 1.9 (48.3) 2.4 (60.9) 3.2 (81.2)
 
   
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