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10.3.10
Function of Digital Inputs DI1, DI2, DI3, DI4 and DI5
10.3.10.1 Digital Input DI1
The function of the digital input DI1 is specified and cannot be changed using parameters.
Ext. contact
Operation
Open
The unit is activated to switch on and off via the KaController.
Closed
The unit is OFF and cannot be switched on and off via the KaController
10.3.10.2 Digital input DI2
The function of the digital input DI2 is specified and is enabled via DIP switch no. 2.
The polarity of the digital input DI2 is set using parameter P56 when setting DIP switch no. 2.
Operation
P56 Polarity of DI2 if DIP2=ON (Heating/Cooling changeover via
DI2)
0 = Contact closed
Contact open
1 = Contact open
Contact closed
10.3.10.3 Digital input DI3
The function of the digital input DI3 is specified and cannot be changed using parameters. External
switching is not intended as standard.
Parameter P43 must be set to P54=10 for digital input DI3.
Operation
P43
Function of DI3
10 = Evaluation of thermal contact of the fan motor
ASSEMBLY AND INSTALLATION INSTRUCTIONS
→ Heating
→ Cooling
→ Heating
→ Cooling
Venkon
KaControl for Venkon
Standard Min Max Unit
1
0
Standard Min
Max
10
0
10
1.48
2
Unit
45
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