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Subsidiary: SIKO Products Asia Pte Ltd 158 Kallang Way, #03-641, Performance Building Singapore 349245 Singapore Phone+65 62979733 info.sg@siko-global.com

Optical Sensor LSC20

incremental, digital interface, resolution 0.05 µm

Profile LSC20:

Very compact design
Integrated diagnosis LED for simple assembly
High band/sensor distance
Scale length up to 30000 mm
Reference points can be positioned flexibly
Optional end marks (metal strip) and a limit switch integraded in the sensor - no additional wiring required
Use in 10-8 torr vacuum (on request)

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Technical data

Mechanical data

Feature	Technical data	Additional information
Housing	Aluminum
Sensor/band reading distance	1 mm ±0.15
Cable length	1.0, 3.0 and 5.0 m Double-shielded cable, ø3.6 mm	bending cycles
Cable sheath	PVC	Sensor
Cable bending radius	≥20 mm	static operation, dynamic operation
Weight	~8 g	Sensor without cable
	14 g/m	Cable

Electrical data

Feature	Technical data	Additional information
Operating voltage	5 V DC ±5 %
Current consumption	~140 mA	with terminating resistor
Output signals	A, /A, B, /B, R, /R left and right limit switches	according to RS422 High/Low active (programmable) PP3.3 Volt max. CVTTL compatible High > 2.4 V DC, Low < 0.4 V DC
output frequency	≤7.5 MHz	per channel
Standstill noise	1 increment(s)	1 MHz (per channel)
Signal period	20 µm
Type of connection	D-Sub	15-pole

Counting frequency of the downstream electronic unit

		Counting frequency of downstream electronics (kHz)
Resolution (µm)	0.05	110	550	1100	5500	11000	16500	-	-
Resolution (µm)	0.1	55	275	550	2750	5500	8250	11000	16500
Travel speed (m/s)		0.01	0.05	0.1	0.5	1	1.5	2	3

System data

Feature	Technical data	Additional information
Resolution	0.1, 0.05 µm
System accuracy	±5 µm /m
Repeat accuracy	±1 increment(s)	bidirectional
Sensor type	TS20
Travel speed	3 m/s	at 0.1 µm resolution
	1.5 m/s	at 0.05 µm resolution

Ambient conditions

Feature	Technical data	Additional information
Ambient temperature	0 … 70 °C
Storage temperature	-20 … 85 °C
Relative humidity	10 … 90 %	at 20 °C
EMC	EN 55011
	EN 61000-4-2, -3, -6	interference resistance / immission
	EN 61000-4-4	emitted interference / emission
Protection category	IP54	EN 60529, only with mating connector or protective cap
Shock resistance	<3000 m/s², 0.5 m/s half shaft	EN 60068-2-27
Vibration resistance	300 m/s², 17 Hz	EN 60068-2-6

Technical drawing

Additional information

Pin assignment

Signal	PIN
nc	1
GND	2
nc	3
/R	4
/B	5
/A	6
+5 V	7
+5 V	8
GND	9
L2	10
L1	11
R	12
B	13
A	14
nc	15

Hint for mounting

Orientation and tolerances of sensor mounting

Axis	Tolerance
X	Sense of motion
Y	±0.20 mm
Z	±0.15 mm
0_X	±1.0°
0_Y	±1.0°
0_Z	±2.0°

symbolic representation

Scope of delivery

Mounting instructions
distance gage
D-SUB connector 15-pin

Ordering table

Feature	Order data	Specifications
Resolution	A0.1	0.1 μm
	0.05	0.05 μm

End position	BEO	without end position
	EM	with end position

Cable length	C...	1.0, 3.0, 5.0 m

Ordering key

LSC20

-

LD

-

A

-

B

-

E8X

-

C

System components

LSC20
TS20

Optical Sensor LSC20

incremental, digital interface, resolution 0.05 µm

Profile LSC20:

Technical data

Mechanical data

Electrical data

Counting frequency of the downstream electronic unit

System data

Ambient conditions

Technical drawing

Additional information

Pin assignment

Hint for mounting

Scope of delivery

Ordering table

Ordering table

Ordering key

System components

Accessories

Diagnostic Tool DT20

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Downloads

Leaflet