Eaton PowerXL DA1 Communications Manual page 23

Abbreviation Significance
Select DIG REF/f-Fix1 DA1 only
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 P2-01
• Low = digital setpoint value
• High = Preset Speed 1
Select f-Fix Bit0 Used to select a fixed frequency with digital commands
Select f-Fix Bit1 Fixed frequencies f-Fix1, ..., f-Fix8 are defined with parameters P2-01, ..., P2-08.
Select f-Fix Bit2
0 = Low; 1 = High
Select PID REF/AI2 REF DA1 only
Used to select between setpoint values
• Low = Setpoint from the PID controller's output
• High = AI2
Select PID REF/f-Fix DA1 only
Used to select between setpoint values
• Low = Setpoint from the PID controller's output
• High = Fixed frequency
Select PID REF/f-Fix1 DA1 only
Used to select between setpoint values
• Low = Setpoint from the PID controller's output
• High = f-Fix1 (set with P2-01)
Select Quick-dec DA1 only
Used to activate a quick stop with the ramp set with P2-25
In order to activate the quick stop, there must be a high signal at both terminals
Select t-dec1/ DA1 only
Select t-dec2 Used to select between deceleration ramp 1 t-dec1 set with P1-04 and deceleration
ramp 2 t-dec2 (P8-11)
• Low = Deceleration ramp 1
• High = Deceleration ramp 2
START Used to start/stop the drive
UP Used to increase the speed if a digital setpoint is selected
Used together with the DOWN command.
Modbus RTU for variable frequency drive DA1, DC1, DE1 09/16 MN040018EN www.eaton.com
2.5 Configuration of the control signal terminals
Fixed
f-Fix1 (P2-01)
f-Fix2 (P2-02)
f-Fix3 (P2-03)
f-Fix4 (P2-04)
f-Fix5 (P2-05)
f-Fix6 (P2-06)
f-Fix7 (P2-07)
f-Fix8 (P2-08)
The fixed frequency itself is selected with the
Select f-Fix Bit0, Select f-Fix Bit1, Select f-Fix Bit2 commands.
2 Modbus RTU
Bit 2 Bit 1 Bit 0
0 0 0
0 0 1
0 1 0
0 1 1
1 0 0
1 0 1
1 1 0
1 1 1
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