Series 291 Data Sheet
Optical Encoder
®
Electrocomponents
Precision, Long-life
Compact 12mm Size
Optical Encoder
Features
Package Size (12 X 14 X 7 mm)
•
3 Million life cycles (No detent)
•
• 1 Million life cycles(With detent)
Durable Metal Shaft & Bushing
Optional momentary switch
•
•
•
Multiple options for terminations,
resolution,cables, voltage
RoHS Compliant
•
Electrical and Mechanical Specifications
Encoder:
Operating Voltage
5.0 ± 0.25 VDC
3.3 ± 0.125 VDC
Supply Current
Resolution
6, 8 Pulses per Revolution
Rotational Life (@30 RPM)
3 Million cycles (No detent)
1 Million cycles (With detent)
5.0 VDC @ 30mA maximum
3.3 VDC @ 24mA maximum
Temperature Range
Output Code
Operating: - 40°C to 85°C
Storage: - 55°C to 100°C
2-Bit Quadrature
Channel A leads channel B by 90
°
Push-Pull Strength of Shaft
20 kg minimum for 10 seconds
electrically during clockwise rotation
of the shaft
Terminal Pull-out Strength
Minimum Sink Current
2.0 mA for 5.0 VDC
1.0 mA for 3.3 VDC
6 kg minimum for 10 seconds
Solder Heat Resistance
350°C for 5 seconds
Power Consumption
Mechanical Vibration
150 mW maximum for 5.0 VDC
80 mW maximum for 3.3 VDC
15G, ( MIL-STD-883F-2004)
Mechanical Shock
Rotational Torque
100G, ( MIL-STD-883F-2004)
Running: 20 ± 10 gf-cm
Detent: 140 ± 50 gf-cm (24 Detents)
100 ± 50 gf-cm (32 Detents)
Detent Options
Special
Consult CTS for custom features not
listed
0, 24, 32
© 2011 CTS Corporation. All rights reserved. Information subject to change.
7/17/12
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CTS Electrocomponents
www.ctscorp.com