6 Parameters
6.2 Digital and analog inputs
118 DC1 Frequency Inverter 10/12 MN04020003Z-EN www.eaton.com
6.2.4 Drives control
Parameter P-12 can be used to define the control level for the DC1 frequency
inverter.
PNU ID Access rights Value Description DS
RUN ro/rw
P-12 140 – rw Control level 0
0 Control signal terminals (I/O)
The frequency inverter will respond directly to signals applied to the
control signal terminals.
1 Keypad (KEYPAD FWD)
The frequency inverter can only be controlled in the forward direction if
an external or remote control keypad is used.
2 Keypad (KEYPAD FWD/REV)
The frequency inverter can be controlled in both the forward and
reverse directions if an external or remote control keypad is used. The
keypad can be used to switch between a clockwise rotating field (FWD)
and a counterclockwise rotating field (REV) by pressing the START
pushbutton.
3 Modbus
Control via Modbus RTU (RS485) with the internal acceleration/decel-
eration ramps.
4 Modbus
Control via Modbus RTU (RS485) port; the acceleration/deceleration
ramps will be updated via Modbus.
5 PI controller with external actual value
6 PI controller with external actual value and totalized value of AI1
￫
If the control level changes, the inputs’ mode of operation and
function (P-15) via the control signal terminals will change.
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