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I want to know as to how do you subdivide the above range 0 C To 100 C into 4 to 20 mA.? Each mA will be of what Range in degree C.

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closed as too localized by Brian Carlton, Keelan, Nick Alexeev, PeterJ, Matt Young Jun 14 '13 at 1:09

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You have 0-100 °C mapped to 4-20 mA. That means there are 16 mA representing 100°, so each mA represents a change of 100°/16 = 6.25°.

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  • \$\begingroup\$ Assuming a linear current shift to temperature change. The rise in temp itself could cause the sensor, wiring or circuit to cause unexpected shift as well. \$\endgroup\$ – Ron J. Jun 13 '13 at 13:52

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