Give comparison of Bourdon tube and Diaphragm.
Bourdon tube
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Diaphragm.
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Gear drive connects dial reading
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No gears inside the diaphragm pressure gauge
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Increased gap between gear and arm affect accuracy
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Shock resistant and good accuracy
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Not sudden pressure endurable
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sudden pressure endurable
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Need to fill glycerin/oil to gauge
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No need to fill glycerin/oil to gauge
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It takes more time to measure pressure and Expensive
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Users save time and money
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Large range of pressure measurement
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Small range of pressure measurement
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