Crystal DataLoggerXP Digital Pressure Gauge Software User Manual
Page 28
Specifications
26
XP2i Operation Manual
Pressure conversions
1 psi =
27.6806 inches of water column (water at 4° C [39.2° F])
27.7070 inches of water column (water at 15.6° C [60° F])
27.7292 inches of water column (water at 20° C [68° F])
2.03602 inches of mercury (mercury at 0° C [32° F])
51.7149 millimeters of mercury (mercury at 0° C [32° F])
703.087 millimeters of water column (water at 4° C [39.2° F])
0.070307 kilograms per square centimeter
68.948 millibar
6.8948 kilopascals
0.068948 bar
0.006895 megapascals
connections
Communication . . . . . . . . . . . . . . . . . DB-9, RS-232 (environmentally sealed).
!
WaRninG: do not use rs-232 in hazardous locations.
Pressure Connection . . . . . . . . . . . . Crystal CPF Female (1/4" medium pressure tube system).
Compatible with HiP LM4 and LF4 Series, Autoclave Engr SF250CX Male and Female Series.
CPF o-ring size and material: AS568A-012, Viton 90 durometer (P/N 3981).
!
Caution: to achieve cPf maximum allowable working pressures no o-ring substitutions are allowed. s
for further detail.
display
Screen . . . . . . . . . . . . . . . . . . . . . . . . . . 5.5 digits.
Display Rate . . . . . . . . . . . . . . . . . . . . . 4 readings/second (standard).
8 readings/second (PSV mode).
Numerical Display Height . . . . . . . . 16.9 mm (0.67”) single line display. LCD readable in sunlight
with bright backlight.
sensor
Wetted Materials . . . . . . . . . . . . . . . . (Wrench Tight) 316 stainless steel
(Finger Tight) 316 stainless steel and Viton (internal o-ring)
Diaphragm Seal Fluid . . . . . . . . . . . . Dow Corning 200