Gram ECO - Door Contact and Sensor Input Details; Sensor Input Types and Functions

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20 Digital input from the door contact When these terminals are not in use, the controller lets the
evaporator fans keep running. By shortcutting the terminals, the
fan stops.
21
A Room sensor input NTC sensor
B Evaporator sensor input NTC sensor
C Condenser sensor input 1 NTC sensor
D Condenser sensor input 2 NTC sensor
E Sensor input for a extra sensor NTC sensor