Crystal APM Advanced Pressure Module - Manual (Page 11)

Communications  9
APM CPF Series Operation Manual
Parameter Units
Units Meaning
PSI Pressure in pounds per square inch.
KG/CM2 or KGCM2 Pressure in kilograms per square centimeter.
INHG Pressure in inches of mercury at 0°C.
INH2O4C Pressure in inches of water at 4°C.
INH2O20C Pressure in inches of water at 20°C.
INH2O60F Pressure in inches of water at 60°F.
INH2O68F Pressure in inches of water at 68°F.
MMHG Pressure in millimeters of mercury at 0°C.
MMH2O4C Pressure in millimeters of water at 4°C.
MMH2O20C Pressure in millimeters of water at 20°C.
CMH2O4C Pressure in centimeters of water at 4°C.
CMH2O20C Pressure in centimeters of water at 20°C.
MH2O4C Pressure in meters of water at 4°C.
MH2O20C Pressure in meters of water at 20°C.
MSW Pressure in meters of sea water.
FTH2O4C Pressure in feet of water at 4°C.
FTH2O20C Pressure in feet of water at 20°C.
FTH2O60F Pressure in feet of water at 60°F.
FTSW Pressure in feet of sea water.
BAR Pressure in bar.
MBAR Pressure in millibar.
KPA or KPAL Pressure in kiloPascal.
MPA or MPAL Pressure in MegaPascal.
TORR Pressure in Torr.
Error Codes
Error Number Error Description
117 Unknown command.
118 Bad parameter value.
120 Input Buffer overflow.
122 Output Buffer overflow.
200 Invalid index.