Siemens 420 manual Keys and their functions on the operator panel BOP / AOP

3 Functions Issue 07/04

3.2.3Keys and their functions on the operator panel (BOP / AOP)

Operator	Function		Effects
panel/key
	Indicates	The LCD displays the settings currently used by the converter.
	Status
		Pressing the button starts the converter. This button is disabled by default.
	Start	Activate the button:
		BOP:	P0700 = 1 or P0719 = 10 ... 16
	converter
		AOP:	P0700 = 4 or P0719 = 40 ... 46	on BOP link
			P0700 = 5 or P0719 = 50 ... 56	on COM link
		OFF1	Pressing the button causes the motor to come to a standstill at the
			selected ramp down rate.
	Stop		Activate the button: see button "Start converter"
		OFF2	Pressing the button twice (or once long) causes the motor to coast to a
	converter
			standstill.
			BOP: This function is always enabled
			(independent of P0700 or P0719).
	Change	Press this button to change the direction of rotation of the motor. Reverse is
		indicated by a minus (-) sign or a flashing decimal point. Disabled by default.
	direction
		Activate the button: see button "Start converter".
	Jog motor	In the "Ready to power-on" state, when this key is pressed, the motor starts and
		rotates with the pre-set jog frequency. The motor stops when the button is
		released. Pressing this button when the motor is running has no effect.
		This button can be used to view additional information.
		It works by pressing and holding the button. It shows the following, starting from
		any parameter during operation:
		1. DC link voltage (indicated by d – units V).
		2. output current. (A)
		3. output frequency (Hz)
		4. output voltage (indicated by o – units V).
		5. The value selected in P0005 (If P0005 is set to show any of the above (1 - 4)
	Functions	then this will not be shown again).
		Additional presses will toggle around the above displays.
		Jump Function
		From any parameter (rxxxx or Pxxxx) a short press of the Fn button will
		immediately jump to r0000, you can then change another parameter, if required.
		Upon returning to r0000, pressing the Fn button will return you to your starting
		point.
		Acknowledgement
		If alarm and fault messages are present, then these can be acknowledged by
		pressing key Fn.
	Access	Pressing this button allows access to the parameters.
	parameters
	Increase	Pressing this button increases the displayed value.
	value
	Decrease	Pressing this button decreases the displayed value.
	value
+	AOP menu	Calls the AOP menu prompting (this is only available for AOP).

Fig. 3-9 Operator panel keys

MICROMASTER 420	Operating Instructions
54	6SE6400-5AA00-0BP0