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APPENDIX
1. ERROR MESSAGES
If display indicates an error, remove its cause as soon as possible.
2. POWER FAILURE
a) Operation of this device is not affected in case of instantaneous
power failure with a duration of 20ms or less.
b) In case of power failure with a duration of 20ms or more, operation
is made in the same manner as when re-powering on is made.
Display
Cause
Control output
1. Thermocouple sensor burn out
2. Thermoresistance sensor disconnection
3. Input exceeding 105% of the input range
1. Thermoresistance sensor disconnection
2. Thermoresistance sensor short-circuit
3. Input under -5% of the input range
1. Heater disconnection
1. Control loop error (cause not specifically
determined)
The value preset in
parameter “ ”
is output. For details,
see "Output setting in
input abnormal" on
page76.
Going on control
1. Memory data destroyed
Going on control
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Содержание FUZZY LOGIC CN4800
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