Min/Max Operation Mode - S&P CTB ECOWATT Installation Manual. Instructions For Use

MIN RPM-ALARM
< 500 OK
OK OK
OUTPUT PULSES
< 4 OK
OK OK
PROGRAM C:1?
< NO YES
OK OK
Program OK
>
<Press any key
OK OK

6.6.5. MIN/MAX operation mode

In this mode, the control box is ready to work by contact type normally open (NO) or normally closed (NC), located at the digital
input J11. When the status of this input changes, the fan goes to low speed with a set value in % of maximum speed.
Logic:
• NO (normally open): The fan pass to low speed when contact is closed.
• NC (normally closed): The fan pass to low speed when contact is open.
Once changed the operation mode to MIN/MAX, following parameters will appear:
Press or to modify manually this parameter.
This send an alarm message when the fan speed value
reaches a minimum value
Press or to manually modify parameter that
displays the speed by J8 output (TACOM). It is advised
not to modify.
Save parameters modified
Press any key to return to main screen
Operation mode MIN/MAX
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