Omron CRT1 - 10-2009, Operation Manual

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585
Troubleshooting
Section 12-2
Analog I/O Slave
Units and Tempera-
ture Input Units The status does not turn ON
even if the monitor value is
exceeded. • The required Analog Smart
Function is not enabled. The
status will be OFF uncondi-
tionally if the monitor value is
set to 0.
The following conditions apply
to Temperature Input Units
only.
Enable the required function.
Set the monitor value setting to
a value other than 0.
(Check the decimal point posi-
tion then set the monitor value
again.)
• The input's decimal point
position for a Temperature
Input Unit was in the wrong
place when the monitor value
was set.
Check the decimal point posi-
tion and enter the monitor
value again.
• The expected analog input
value is not received or the
expected analog output is not
output after changing the
input type, display mode, or
unit.
• The Unit does not operate as
expected after changing the
allocated I/O data or a func-
tion enable bit.
• The changes will not be
enabled until the power is
cycled or the CX-Integrator is
used to reset the Unit.
• Cycle the power or reset the
CX-Integrator.
Model Problem Cause Possible correction