Siemens EN 50295 manual Transmitter/receiver synchronization

AS-Interface

AS-Interface Safety at work

AS-Interface light curtains and light arrays for Category 4

■Technical specifications

	Technical specifications common to all AS-Interface light curtains and light arrays
	Safety classification	Type 4 according to IEC 61496-1, -2 or EN 61496-1 (self-monitoring)
	Height of protective zone in mm	150 to 1800 (for series with 14 and 30 mm resolution)
		450 to 3000 (for series with 50 mm resolution)
		750 to 3000 (for series with 90 mm resolution)
	Width of protective zone,	0.3 to 6 (for series with 14 mm resolution)
	sensing range in m	0.8 to 18 (for series with 30, 50 and 90 mm resolution as well as for light arrays)
		0.6 to 60 (for light arrays)
	Detection capability	14 mm, 30 mm, 50 mm or 90 mm or complete persons with 2, 3 or 4 beams
	Response time of the	12 to 44, d-scan 15 to 83 (for 14 mm resolution)
	safety equipment in ms 1)	12 to 25, d-scan 15 to 44 (for 30 mm resolution)
		< 22, d-scan 38 (for 50 mm resolution)
		< 18, d-scan 25 (for 90 mm resolution)
	Response time of the	Response time 3SF7842 + response time of AS-Interface safety monitor (max. 40 ms)
	complete system
	Degree of protection	IP65
	Supply current in mA	Max. 130 (transmitter)
		Max 140 (receiver)
	Operating mode	Protection mode without restart lockout
	Transmitter/receiver synchronization	Optical synchronization, two transmission channels can be selected
	Infra-red disturbance suppression	Two techniques for selection:
		Standard = high suppression
		d-scan = extremely high degree of suppression
6	Cross-section in mm	55 * 52
	Length in mm	234 to 3084 (depending on height of protective zone)
	Air humidity in %	15 to 95
	Operating temperature in °C	0 to +55
	Storage temperature in °C	-25 to +70
	Supply voltage in V	26.5 to 31.6 (according to AS-Interface specification)
	ID-code receiver	B
	I/O-code receiver	0 (four data bits as outputs)
	Slave address receiver	Active bus component, programmed by the user in the range 1 to 31
		(delivery status = bus address 0), supply voltage from the AS-Interface network
	Slave address transmitter	Passive bus component (no bus address), supply voltage from the AS-Interface network
	Cycle time in ms	5 (according to AS-Interface specification)
	AS-Interface profile	Safe slave
	Electrical connection	M 12 plug:
		Pin 1 = ASI+
		Pin 3 = ASI-

1) From interruption of the protective zone to the cut-out command on AS-Interface

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Siemens IK PI · 2004