260
Appendix
Action
Control continues, allowing normal operation. The message is displayed when the PV, PV/SP, or PV/MV is dis-
played.
Meaning
There is an error in internal circuits.
Action
First, turn the power OFF then back ON again. If the display remains the same, the Controller must be
repaired. If the display is restored, then the probable cause is electrical noise affecting the control system.
Check for electrical noise.
Operation
Control output and alarm output turn OFF.
Meaning
Internal memory operation is in error.
Action
First, turn the power OFF then back ON again. If the display remains the same, the Controller must be
repaired. If the display is restored, then the probable cause is electrical noise affecting the control system.
Check for electrical noise.
Operation at Error
Control output and alarm output turn OFF. (Current output is approx. 0 mA).
Meaning
This error is displayed when the heater current value exceeds 55.0 A.
−1999 9999
−1999
9999
Resistance thermometer input (Except for models with a
setting range of −199.9 to 500.0°C)
Thermocouple input (Except for models with a setting range of
−199.9 to 400.0°C)
ES1B
Control range
s.err display Numeric display s.err display
Input indication range
Analog Input
• When display range < control range
Control range
s.err display [[[[ display Numeric display
Input indication range
]]]] display s.err display
Display range
(See note.)
Resistance thermometer input (Except for models with a
setting range of −1999. to 500.0°C)
Thermocouple input (Except for models with a setting range of
−199.9 to 400.0°C)
Control range
s.err display [[[[ display Numeric display
Input indication range
s.err display
Analog Input
• When display range > control range
Control range
s.err display Numeric display s.err display
Display range
(See note.)
Note: The display range is shown in numbers with decimal points omitted.
AD Converter Error
e333
Memory Error
e111
Current Value Exceeds
ffff
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