Ametek Crystal HPC51 Operation Manual page 27

Pressure Conversions
1 PSI = 27.6806 inches of water column (water at 4°C [39.2°F])
703.087 millimeters of water column (water at 4°C [39.2°F])
70.3087 centimeters of water column (water at 4°C [39.2°F])
2.03602 inches of mercury (mercury at 0°C [32°F])
51.7149 millimeters of mercury (mercury at 0°C [32°F])
6.8948 kilopascals
0.070307 kilograms per square centimeter
0.068948 bar
68.948 millibar
0.0068948 megapascals
Electrical
All accuracy specifications include all effects of linearity, hysteresis, repeatability, temperature, and stability within the specified operating temperature range
for one year.
Note: Exposure to environmental extremes of temperature, shock, and/or vibration may warrant a more frequent recertification period.
Connection . . . . . . . . . . . . . . . . . . . . . . 4 mm jacks
Maximum Voltage . . . . . . . . . . . . . . . 45 VDC
Current (mA) Input
X
Accuracy . . . . . . . . . . . . . . . . . . . . . . . . ±(0.015% of rdg + 0.002 mA)
mA Range . . . . . . . . . . . . . . . . . . . . . . . 0 to 55 mA
Percent Range . . . . . . . . . . . . . . . . . . . 0-20, 4-20, 10-50
Max Allowable Current . . . . . . . . . . . 93.3 mA
Resolution . . . . . . . . . . . . . . . . . . . . . . . 0.001 mA or 0.01%
Units . . . . . . . . . . . . . . . . . . . . . . . . . . . . mA, scaling, % error, % flow
Input Resistance . . . . . . . . . . . . . . . . . < 4.99 Ω
Voltage Burden @ 20mA . . . . . . . . . < 0.10 V
Voltage Burden @ 50mA . . . . . . . . . < 0.250 V
HART Resistor . . . . . . . . . . . . . . . . . . . 250 Ω
25
Specifications
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HPC50 Series Operation Manual