ABB ACS 301-2P7-1 - 3-wire 2 Control Mode

ACS 300 User’s Manual 31
Chapter 4 - Control Connections
Table 4-6 Constant speed selection.
3-wire 2
Switch S1 is in the same position as in 3-wire selection.
Parameter PARAM SET has value 2.
Table 4-7 3-Wire 2 selection
Table 4-8 Constant speed selection
DI4 DI5 Result
0 0 Speed reference from AI1
+24 V 0 Constant speed 1
0 +24 V Constant speed 2
+24 V +24 V Constant speed 3
Digital input Function Notes
DI1 Start Connect momentary +24 V DC to Start.
DI2 Stop Connect momentary 0V DC to Stop.
DI3 Reverse Connect +24 V DC to Reverse.
DI4 CS1 Constant speed (=CS) selection,
refer toTable 4-8
DI5 Parameter Set Selection 0 V= set 1 and +24 V= set 2
DI4 DI5 Result
0 0 Speed reference from AI1
1 0 CS1 from parameter Page 2
0 1 Speed reference from AI1
1 1 CS1 from parameter Page 4