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3.11. Calibrator Warning Messages
Warning
Meaning
Procedure
RAM ERROR
READ MANUAL
Problem in
RAM memory
Turn off and on the
calibrator if the error persists,
send the instrument to factory
EEPROM ERROR
READ MANUAL
Problem in EEPROM
memory
Same as above
CHK LOOP
mA output
opened
Check the loop continuity
LOW BATTERY
Level of battery
voltage is low
Connect the charger
to the calibrator (only in safe
area)
UNDER / OVER
Input signal out of
specifications or
scaling range
See item 2.2.Input
Specifications
LOW RES
Short-circuit in
V output
Check the impedance of the
input circuit connected to
calibrator
????.??°C
Temperature
sensor is open
Check the probe
connection polarity
presys
Summary of Contents for PC-507-IS
Page 1: ...PC 507 IS Pressure Calibrator TECHNICAL MANUAL presys Instruments p r e s y s ...
Page 10: ...Page 9 2 3 Order Code p r e s y s ...
Page 13: ...Page 12 3 Operation 3 1 Parts Identification Front Panel Fig 01 Front Panel p r e s y s ...
Page 14: ...Page 13 Left side view Panel Right side view Panel Fig 02 Side Panels p r e s y s ...
Page 31: ...Page 30 a 4 wire Transmitter Calibration Fig 13 4 WIRE Transmitter Calibration p r e s y s ...