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SJ-3530 |
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●본 측정기는 콘크리트, 몰탈, 석제 및
각종 금속 재료 등을 전기적 진동에 의한 각 재료의 주파수를 측정, 계산하여 동탄성 계수(영계수), 전단 탄성계수, 동 포아슨비를 구하는데
사용한다 (관련규격 KS F 2437). |

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Measuring frequency range |
300 to 25,000 Hz |
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Frequency indication |
Decimal 5-digit digital indication |
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Measuring range |
Longitudinal vibration, deflection vibration,
torsional vibration, logarithmic attenuation factor, poisson's
ratio |
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Driving unit |
Zirconic and titanic lead element with vibrating
base |
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CRT |
75 mm, green, with filter and scale |
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Pickup |
High-sensitivity zirconic and titanic lead element
with needle and 2 m connecting cord |
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Indicating meter |
Amplitude of vibration can be compared by means of high -
precision meter with lamp |
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Reference for measuring frequency |
4 MHz crystal oscillator |
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External input |
Ultrasonic waveform observation terminal to SIT-105
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External output |
Output terminal to synchroscope |
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Circuit |
ICs, transistors, diodes |
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Dimensions & weight |
App. 43 × 15 × 35 cm, 8 kg |
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Storage box |
One for main body & One for
accessories |
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Power source |
AC 100 V, Single
phase |
* Accessories : One
5-m power cord, one 2-m cord for driving unit, pickup stand,
one set of rings for torsional vibration, and one set of
measuring accessories prescribed in JIS A 1127
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