Nx Networks NX series 4786, Control place indications See control keypad, See .3.4, Active Faults

7

Control keypad 47(86)

4READY = Lights when AC power is on. In case of a trip, the symbol will not light up.

5ALARM = Indicates that the drive is running outside a certain limit and a warning is given.

6FAULT = Indicates that unsafe operating conditions were encountered due to which the drive was stopped.

7.1.2Control place indications (See control keypad)

The symbols I/O term, Keypad and Bus/Comm (see Figure 7-1) indicate the choice of control place made in the Keypad control menu (M3) (see chapter 7.3.3).

a I/O term = I/O terminals are the selected control place; i.e. START/STOP commands or reference values etc. are given through the I/O terminals.

b Keypad = Control keypad is the selected control place; i.e. the motor can be started or stopped, or its reference values etc. altered from the keypad.

cBus/Comm = The frequency converter is controlled through a fieldbus.

7.1.3Status LEDs (green – green – red) (See control keypad)

The status LEDs light up in connection with the READY, RUN and FAULT drive status indicators.

I	= Illuminates with the AC power connected to the drive. Simultaneously, the
	drive status indicator READY is lit up.
II	= Illuminates when the drive is running. Blinks when the STOP button has
	been pushed and the drive is ramping down.
III	= Illuminates when unsafe operating conditions were encountered due to
	which the drive was stopped (Fault Trip). Simultaneously, the drive status
	indicator FAULT blinks on the display and the fault description can be seen,
	see chapter 7.3.4, Active Faults.