Martel Electronics BetaGauge 321A - Manual (Page 33)

OHM Resistance in Ohms
PSI Pressure in pounds per square-inch
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
CMH2O4C Pressure in centimeters of water at 4°C
CMH2O20C Pressure in centimeters of water at 20°C
BAR Pressure in bars
MBAR Pressure in millibars
MPAL Pressure in MegaPascals
KPAL Pressure in kiloPascals
INHG Pressure in inches of mercury at 0°C
MMHG Pressure in millimeters of mercury at 0°C
KG/CM2 Pressure in kilograms per square-centimeter
MMH2O4C Pressure in millimeters of water at 4°C
MMH2O20C Pressure in millimeters of water at 20°C
FTH2O60F Pressure in feet of water at 60°F
ON Turn something on
OFF Turn something off
UPPER Upper Display
MIDDLE Middle Display
Lower Lower Display
DCI Current measure function
DCI_LOOP Current measure function with loop power
DCV Voltage measure function
RTD Temperature measure function
P1 Port P1 pressure measure function
P2 Port P2 pressure measure function
P1_ST Switch Test with port P1 pressure measure function
P2_ST Switch Test with port P2 pressure measure function
Table 8: Error Codes
Error Number Error Description
100 A non-numeric entry was received where it should be a numeric entry
101 Too many digits entered
102 Invalid units or parameter value received
103 Entry is above the upper limit of the allowable range
104 Entry is below the lower limit of the allowable range
105 A required command parameter was missing
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