Fronius CU 1800 - Defining Contact Input Signal 2

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1. After dening contact input signal 1, press the SEL button 4 more times.
2.
Choose “External switch signal input N.C. type” with the ARROW buttons.
3. Press the SEL button, to conrm the choosen setting.
Setting Signal type:
4. Press the SEL button once again.
Setting Delay time:
7. Press the SEL button once again.
5.
Choose “Alternate signal” with the ARROW buttons.
6. Press the SEL button, to conrm the choosen setting.
► Setting level Co.19 (Contact input signal 2) is
shown.
► Setting level Co.20 (Signal type) is shown.
The following setting options are available:
Without contanct input signal.
Input of run/stop signal
External switch signal input (N.O. type)
External switch signal input (N.C. type)
Remote control signal
The following setting options are available:
Setting or checking is not possible, if the setting of contact input signal 1
is OFF.
Alternate signal
Momentary signal
The following setting options are available:
Setting / checking is only possible if the selected signal type is
“Signal input of external switch N.O. or N.C. “.
Delay time for reading contact input signal 2.
Setting range from 0 to 300 seconds.
► Setting level Co.21 (Delay time) is shown.
Dening Contact
input signal 2