High-end incremental linear encoders – S2 Series

Incremental linear encoder – S2 series

Linear encoder with threaded head option for different mounting options without the need for nuts.

Especially indicated for high standard environments in terms of speed and vibration.

Measuring lengths in millimet
70 • 120 • 170 • 220 • 270 • 320 • 370 • 420 • 470 • 520 • 570 • 620 • 670 • 720 • 770 • 820 • 870 • 920 • 1.020 • 1.140 • 1.240

Characteristics:
S2X S2Y S2W S2Z S2P
Measurement By means of a 20 μm-pitch graduated glass
Glass thermal expansion coefficient
α therm: 8 ppm/K
Measuring resolution
1 μm
0,5 μm
0,1 μm
0,05 μm
Hasta 0,1 μm
Output signals salida-TTL-diferencialTTL differential salida-TTL-diferencialTTL differential salida-TTL-diferencialTTL differential salida-TTL-diferencialTTL differential onda-senoidal1 Vpp
Incremental signal period
4 μm
2 μm
0,4 μm
0,2 μm
20 μm
Limit frequency
500 KHz
1 MHz
1,5 MHz
500 KHz
100 KHz
Maximum speed
120 m/min
120 m/min
36 m/min
6 m/min (*)
120 m/min
Minimum distance between flanks
0,2
μs
0,2
μs
0,1
μs
0,3
μs
_
Reference marks I0
S2X, S2Y, S2W, S2Z and S2P: every 50 mm
S2OX, S2OY, S2OW, S2OZ y S2OP: distance-code I0
Maximum cable length
50 m
50 m
50 m
50 m
150 m
Supply voltage
5 V ± 5%,
<150 mA (without load)
5 V ± 5%,
<150 mA (without load)
5 V ± 5%,
<150 mA (without load)
5 V ± 5%,
<150 mA (without load)
5 V ± 10%,
<150 mA (without load)
Accuracy
± 5 μm/m
± 3 μm/m
Maximum vibration
100 m/s2 (55 ... 2000 Hz) IEC 60068-2-6
Maximum shock
300 m/s2 (11 ms) IEC 60068-2-27
Maximum acceleration
100 m/s2 in the measuring direction
Required moving force
< 4 N
Operating temperature
0°C ... 50°C
Storage temperature
-20°C ... 70°C
Weight
0,25 kg + 2,25 kg/m
Relative humidity
20 ... 80%
Protection
IP 53 (standard)
IP 64 (DIN 40050) using pressurized air at 0.8 ± 0.2 bar in linear encoders
Reader head
With built-in connector

(*): contact Fagor Automation for higher speed

S2 model
(Dimensions in mm)

Order identification:
Example of Linear Encoder: S2OX-1140-5-A-T
S2 O X 1140 5 A T
Type of profile for reduced space:
• S2: Standard mounting for vibrations of up to 100 m/s2
Type of reference mark I0:
• Blank space: Incremental, one mark every 50 mm
• O: Distance-coded mark
Type of signal:
• X: 1 μm resolution differential TTL
• Y: 0.5 μm resolution differential TTL
• W: 0.1 μm resolution differential TTL
• Z: 0.05 μm resolution differential TTL
• P: 1 Vpp sinusoidal
Measuring lengths in millimeters:
In the example
(1140) = 1140 mm
Accuracy of the linear encoder:
• 5: ± 5 μm
• 3: ± 3 μm
Air intake on the reader head:
A: With air intake
Threaded head:
• Blank space: No
T: M4