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Country: Germany
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Headquarters: SIKO GmbH Weihermattenweg 2 79256 Buchenbach Germany Phone+49 7661 394-0 info@siko-global.com

Magnetic sensor MSA511

Absolute, SSI interface, resolution 10 μm

Profile MSA511:

Max. resolution 10 μm
Repeat accuracy 0.01 mm
SSI, RS485 output circuits
Reading distance ≤2 mm
Max. measuring length 20480 mm

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Technical data

Mechanical data

Feature	Technical data	Additional information
Housing	aluminum natural chromated
Sensor/band reading distance	≤2 mm

Electrical data

Feature	Technical data	Additional information
Operating voltage	24 V DC ±20 %	reverse polarity protected
Current consumption	<100 mA
Power input	<2 VA
SSI clock speed input	<500 kHz	depending on the cable length
Output signals	sine, cosine
Output voltage	1 V_PP (±100 mV)
Period length of sin/cos output	5 mm
Offset voltage	2.5 V (±100 mV)
Interface	SSI (RS422)
	RS485, service interface
Cycle time	<2 ms
Type of connection	plug connector	12-pole, 1x pin

System data

Feature	Technical data	Additional information
Resolution	10 µm
System accuracy	±(0.1 + 0.03 x L) mm, L in m	at T_U = 20 °C
Repeat accuracy	±0.01 mm	at T_U = 20 °C
Measuring range	≤20480 mm
Travel speed	≤5 m/s

Ambient conditions

Feature	Technical data	Additional information
Ambient temperature	-20 … 60 °C
Storage temperature	-20 … 70 °C
Relative humidity	100 %	condensation admissible
EMC	EN 61000-6-2	interference resistance / immission
	EN 61000-6-4	emitted interference / emission
Protection category	IP65	EN 60529, mating connector mounted
Shock resistance	500 m/s², 11 ms	EN 60068-2-27
Vibration resistance	100 m/s², 5 … 150 Hz	EN 60068-2-6

Additional information

Pin assignment

SSI (RS422)

Signal	PIN
SSI data	A
SSI data+	B
SSI clock	C
SSI clock+	D
+24 V DC	E
Sine	F
RS485 DÜA	G
RS485 DÜB	H
GND	J
nc	K
Zeroing input	L
Cosine	M

Hint for mounting

When mounting sensor and magnetic tape, please be careful to align both system components correctly. The arrow marks on the tape and sensor must point in the same direction when mounting the components.