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3.5 Output and Display Variations
The following table shows the status of the 4 to 20 mA output, and the LCD
display for various conditions.
Condition Analog Output LCD Display
Warming-up actual signal actual signal
After warm-up actual signal actual signal
After power outage actual signal actual signal
New sensor installed actual signal actual signal
Sensor removed signal “pls con snr”
Hardware fault signal “flt”
Microprocessor lock-up signal frozen display
In menu maintenance signal menu function
In cal modes maintenance signal cal function displays
The “actual signal” means the unmodified real-time signal in the circuit.
The maintenance signal is the 3 to 5mA oscillating signal, or the steady 3 mA
signal chosen in the “cal sig” menu function.
Output and Display Variations
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