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9. Pressure sensor voltage chart
Voltage to pressure chart for CU 301 pressure sensors. Measure the DC voltage between "SENSOR IN" and
"SENSOR GND". Voltages lower than 2 or higher than 10 indicate an incorrectly wired or a faulty sensor.
DC voltage psi DC voltage psi DC voltage psi
1.9 0.0 4.5 40.5 7.1 81.0
2.0 0.7 4.6 41.2 7.2 81.7
2.0 1.5 4.6 42.0 7.2 82.5
2.1 2.2
4.7 42.7 7.2 83.2
2.1 3.0 4.7 43.5 7.3 84.0
2.2 3.7 4.8 44.2 7.3 84.7
2.2 4.5 4.8 45.0 7.4 85.5
2.3 5.2 4.8 45.7 7.4 86.2
2.3 6.0 4.9 46.5 7.5 87.0
2.4 6.7 4.9 47.2 7.5 87.7
2.4 7.5 5.0 48.0 7.6 88.5
2.4 8.2 5.0 48.7 7.6 89.2
2.5 9.0 5.1 49.5 7.7 90.0
2.5 9.7 5.1 50.2 7.7 90.7
2.6 10.5 5.2 51.0 7.8 91.5
2.6 11.3 5.2 51.7 7.8 92.2
2.7 12.0 5.3 52.5 7.9 93.0
2.7 12.8 5.3 53.2 7.9 93.7
2.8 13.5 5.4 54.0 8.0 94.5
2.8 14.3 5.4 54.7 8.0 95.2
2.9 15.0 5.5 55.5 8.1 96.0
2.9 15.7 5.5 56.2 8.1 96.7
3.0 16.5 5.6 57.0 8.2 97.5
3.0 17.2 5.6 57.7 8.2 98.2
3.1 18.0 5.7 58.5 8.3 99.0
3.1 18.7 5.7 59.2 8.3 99.7
3.2 19.5 5.8 60.0 8.4 100.5
3.2 20.2 5.8 60.7 8.4 101.3
3.3 21.0 5.9 61.5 8.4 102.0
3.3 21.7 5.9 62.2 8.5 102.8
3.4 22.5 6.0 63.0 8.5 103.5
3.4 23.2
6.0 63.7 8.6 104.3
3.5 24.0 6.0 64.5 8.6 105.0
3.5 24.7 6.1 65.2 8.7 105.8
3.6 25.5 6.1 66.0 8.7 106.5
3.6 26.2 6.2 66.7 8.8 107.3
3.6 27.0 6.2 67.5 8.8 108.0
3.7 27.7 6.3 68.2 8.9 108.8
3.7 28.5 6.3 69.0 8.9 109.5
3.8 29.2 6.4 69.7 9.0 110.3
3.8 30.0
6.4 70.5 9.0 111.0
3.9 30.7 6.5 71.2 9.1 111.8
3.9 31.5 6.5 72.0 9.1 112.5
4.0 32.2 6.6 72.7 9.2 113.3
4.0 33.0 6.6 73.5 9.2 114.0
4.1 33.7 6.7 74.2 9.3 114.8
4.1 34.5 6.7 75.0 9.3 115.5
4.2 35.2 6.8 75.7 9.4 116.3
4.2 36.0 6.8 76.5 9.4 117.0
4.3 36.7 6.9 77.2 9.5 117.8
4.3 37.5 6.9 78.0 9.5 118.5
4.4 38.2 7.0 78.7 9.6 119.3
4.4 39.0 7.0 79.5 9.6 120.0
4.5 39.7 7.1 80.2
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