Eaton PowerXL - Page 129

6 Parameter structure
6.4 Control signal terminals
DC1-S…20…, DC1-S…OE1 Variable Frequency Drives 05/21 MN040058EN www.eaton.com 125
Select BUS REF/f-Fix1 Used to select between the setpoint value from the bus and fixed frequency 1
(f-Fix1), which is set with P-20
• Low = Setpoint value from bus
• High = f-Fix1
Select BUS REF/f-Fix4
Used to select between the setpoint value from the bus and fixed frequency 4
(f-Fix4), which is set with P-23
• Low = Setpoint value from bus
• High = f-Fix4
Select DIG REF/AI1 REF
Used to select between the digital speed reference value, set with the keypad or
with the UP and DOWN commands, and analog setpoint value AI1 REF
(terminal 6)
• Low = digital setpoint value
•High = AI1
Select DIG REF/f-Fix1
Used to select between the digital speed reference value, set with the keypad or
with the UP and DOWN commands, and fixed frequency 1 (f-Fix1) set with P-20.
• Low = digital setpoint value
• High = f-Fix1
Select DIG REF/f-Fix4
Used to select between the digital speed reference value (set with the keypad or
with the UP and DOWN commands) and fixed frequency 4 (f-Fix4), which is set
with P-23
• Low = digital setpoint value
• High = f-Fix4
Select f-Fix Bit0/f-Fix Bit1
Used to select a fixed frequency with digital commands
Fixed frequencies f-Fix1, …, f-Fix4 are defined with parameters P-20 up to P-23.
0 = Low
1 = High
Select f-Fix/BUS REF
Used to select between a fixed frequency and the setpoint value from the bus.
• Low = Fixed frequency
• High = Setpoint value from bus
Select f-Fix/DIG REF
Used to select between a fixed frequency and the digital setpoint value, which is
set with the keypad or with the UP and DOWN commands.
• Low = Fixed frequency
• High = Digital setpoint value
Select f-Fix/f-max
Used to select between a fixed frequency and the maximum speed set with P-01.
• Low = Fixed frequency
• High = maximum speed
The fixed frequency itself is selected with the Select f-Fix Bit0 or Select f-Fix Bit1
commands.
Select f-Fix2/f-Fix4
Used to select between f-Fix2 and f-Fix4
• Low = f-Fix2
• High = f-Fix4
Select f-Fix4/AI1 REF Used to select between f-Fix4 and the analog setpoint value (terminal 6)
• Low = f-Fix4
• High = Analog setpoint value
Abbreviation
Meaning
Fixed Bit 1 Bit 0
f-Fix1 (P-20)
0 0
f-Fix2 (P-21)
0 1
f-Fix3 (P-22)
1 0
f-Fix4 (P-23)
1 1