DCS 500 Alarm Signals A, Start inhibition, Pin 908 STARTINHIBIT is set to logical, Emergency stop

Chapter 4 - Signals and Troubleshooting

4.5 Alarm Signals (A)

The alarm signals will be shown on the seven segment display of the control board SDCS-CON-x as codes A . . as well as on the LCD of the control panel CDP 31x as plain text. Alarm signals will only be displayed, if there is no fault signal active.

The alarm signals - with the exception of A 101 and A 102 - will not result in switching off the signal 10910 resp. in stopping the drive.

	Code		Text on	Definition /		Signal		Remark
	seven		LCD of control panel	Possible source		number
	segm.		CDP 31x			(ALARM_WORD_1/2)
	display
A 101			Start inhibition	Alarm Start Inhibition	11104		bit 0
				Pin 908 (START_INHIBIT) is set to logical
				"1“; drive cannot be switched ON.
				When pin is set to logical "0“, the alarm sig-
				nal will be reset.
A 102			Emergency stop	Alarm EMERGENCY STOP	11104		bit 1
				Pin 906 has a logical "0" level; for signal re-
				set, see introductory remarks in Chapter 4.4
				"Fault Signals“ and Chapter 3.7 "EMER-
				GENCY STOP RESETTING“.
A 103		Motor 1 temp. alarm		Alarm Overtemperature MOTOR 1	11104		bit 2
				Check: - Parameter setting MOT1.TEMP_
				ALARM_L [P 1402] correct?
				See also Fault Code F 6.
A 104		Motor 1 overl.alarm		Alarm Overload MOTOR 1 (Thermal Model 1)	11104		bit 3
				Check: - See Fault Code F 7.
A 105			Conv. overtemp.	Alarm Overtemperature Power Section	11104		bit 4
			alarm	This signal will already appear at approx.
				10 °C below the shutdown temperature ap-
				plying for Fault Signal F 4 (see P 10512).
				Check: - See Fault Code F 4.
A 106		Current reg blocked		Alarm Current Regulator/Controller blocked	11104		bit 5
				Pin 404 (BLOCK) is set to logical "1“.
				When pin is set to logical "0“, the alarm sig-
				nal will be reset.

IV A 4 - 12 DCS 500B / DCP 500B Operating Instructions

3ADW000055R0401_DCS500B_Operating Instruction_e_d