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Cause of the
Display
error or fault
Sensor
temperature out of
range
OLCT 80
temperature out of
range.
Line voltage too
low
Other fault codes that may be displayed include the following:
■
eeprom
■
def ana1
■
def ana2
■
def ir elc
■
def ir opt
■
def RAMint
■
def RAMext
■
def ROM
■
def eeprom
■
MEM perdue
These faults require a maintenance technician and cannot be resolved by the
user.
Corrective action
Protect the sensor from
extreme variations in
temperature. See the
Metrological characteristics on
page 95.
Protect the OLCT 80 from
extreme variations in
temperature. See Operating
temperature under
Metrological characteristics on
page 95.
Check the voltage of the OLCT
80's power supply. See Power
supply at detector terminals
under Metrological
characteristics on page 95.
15 – Errors and Faults
112
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