Series 290 Encoder
®
Commercial
Miniature 9mm
Encoders
Features
• Miniature 9 mm style
• 2 bit quad rature (Graycode)
• Optional momentary switch
• Continuous rotation
• Durable metal shaft
• Available with 20 detents
• RoHS compliant
Electrical and Mechanical Specifications
Encoder Ratings :
Contact Resistance
1Ω maximum
Voltage Rating (each channel)
12 VDC@ 10 mA maximum.
5 VDC@ 1 mA minimum.
Phase Difference (FIG.1)
T
1
,T
2
,T
3
,T
4
5 milliseconds min.
at 60 rpm CW/CCW
Contact Bounce / Chatter (FIG.3)
t
1
,t
2
,t
3
3 milli seconds max.
at 60 rpm CW/CCW
Detent Points
20 detents available
Rotational Life
50,000cycles
Resolution
20 pulses in 360°
Insulation Resistance
100 megohms between all terminals &
bushing at 250 VDC
Temperature Ratings
Operation : - 30°C to +70°C
Solderability
Flux for 5-10 sec.,then dip into a
Solder bath at 260±5°C for 3sec.
Pull and Thrust on Shaft
Withstand a pushing and pulling force of
10kg-f static load applied in axial direction
for 10±1 sec. without physical damage or
electrical degradation.
Momentary SPST Switch Ratings :
Switch Contact Resistance
100 mΩ maximum initial,200mΩ after life cycles
Switch Rating
16 VDC @0.5A max.
@10mA min.
Switch Bounce
5 milliseconds maximum
Switch Operating Force
600±300 grams(21±11oz) for 0.5mm(.020") travel
Switch Life
100,000 operations for 0.5mm(.020") travel
Switch Travel
0.5mm(.020")
1-2
CTS Electronic Components
© 2006 CTS Corporation. All rights reserved. Information subject to change.
9/30/06
www.ctscorp.com
CTS [ CTS CORPORATION ]
