3145, 3150 & 3160 INDUSTRIAL ENGINES Caterpillar

2N781 and 7L8061

Rating ... 12V

Pressure range:

2N781 ... 0 to 120 psi(0 to 8,44 kg/cm²)

7L8061 ... 0 to 100 psi(0 to 7,0 kg/cm²)

Resistance calibration check (30° Mount):

2N781

240 ohms at 14V^* ... 0 psi(0,0 kg/cm²)⁺

103 ohms at 14V^** ... 60 psi(4,2 kg/cm²)⁺

33.5 ohms at 14V^** ... 120 psi(8,4 kg/cm²)⁺

7L8061

240 ohms at 14V ... 0 psi(0,0 kg/cm²)

103 ohms at 14V ... 50 psi(3,5 kg/cm²)

33.5 ohms at 14V ... 100 psi(7,0 kg/cm²)

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^*decending pressure.

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^**ascending pressure.

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⁺± .03 in. (0,8 mm) allowable pointer deviation from temperature indicated.