CTS 291V1032F624BA

®
Electrocomponents
Series 291 Data Sheet
Optical Encoder
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
5.0 VDC @ 30mA maximum
3.3 VDC @ 24mA maximum
Output Code
2-Bit Quadrature
Channel A leads channel B by 90°
electrically during clockwise rotation
of the shaft
Minimum Sink Current
2.0 mA for 5.0 VDC
1.0 mA for 3.3 VDC
Power Consumption
150 mW maximum for 5.0 VDC
80 mW maximum for 3.3 VDC
Rotational Torque
Running: 20 ± 10 gf-cm
Detent: 140 ± 50 gf-cm (24 Detents)
100 ± 50 gf-cm (32 Detents)
Detent Options
0, 24, 32
1-3
CTS Electrocomponents
Resolution
6, 8 Pulses per Revolution
Rotational Life (@30 RPM)
3 Million cycles (No detent)
1 Million cycles (With detent)
Temperature Range
Operating: - 40°C to 85°C
Storage: - 55°C to 100°C
Push-Pull Strength of Shaft
20 kg minimum for 10 seconds
Terminal Pull-out Strength
6 kg minimum for 10 seconds
Solder Heat Resistance
350°C for 5 seconds
Mechanical Vibration
15G, ( MIL-STD-883F-2004)
Mechanical Shock
100G, ( MIL-STD-883F-2004)
Special
Consult CTS for custom features not
listed
© 2011 CTS Corporation. All rights reserved. Information subject to change.
7/17/12
www.ctscorp.com
Electrical and Mechanical Specifications (continued)
Optional Momentary Switch:
Switch Contact Resistance
10 Ω maximum
Actuation Force
510 ± 110 grams
Switch Rating
5 VDC @ 10 mA
Switch Life
Standard: 1 Million actuations minimum
Special: Consult CTS for custom life
requirements.
Switch Travel
0.5 ± 0.25 mm
TYPE 291V
2-Bit Encoder With Momentary Switch, Shaft Perpendicular to PC Board
Ø
.218± .002
5.53 ± 0.05
.250 ± .002
6.35 ± 0.05
.488
12.40
.250
6.35
.250 ± .002
6.35 ± 0.05
L ±±.014
0.35
3/8-32UNEF-2A
THREAD
.031
0.79
.541
13.75
.047
R
1.19
.281
7.13
B
.354
9.00
6
5
4
3
2
PINS ARE
0.4 SQUARE
.250
6.35
1
CENT.
.024
0.60
.291
7.40
.423 ± .014 .148
10.75±0.35 3.75
.246 ± .015
6.25 ±0.38
.050
1.27
CENT.
GENERAL TOLERANCE :
± .010 inch
± 0.25 mm
DIMENSION:
TYPE 291C
inch
mm
2-Bit Encoder With Momentary Switch, Cable, and Connector
.250 ± .002
± 0.05
Ø 6.35
.218± .002
5.53 ± 0.05
.488
12.40
.250 ± .002
6.35 ± 0.05
L ±±.014
0.35
3/8 32 UNEF-2A
THEAD
.031
0.79
R
.047
7.13
.250
6.35
.541
13.75
B
CONNECTOR IS AMP
P/N 215083-6
OR EQUIVALENT
.291
7.40
6
5
4
3
2
.354
9.00
1
.148
3.75
GENERAL TOLERANCE :
2-3
CTS Electrocomponents
± .010 inch
± 0.25 mm
CENT.
.281
7.13
.024
0.60
CABLE LENGTH
See Termination Options
© 2011 CTS Corporation. All rights reserved. Information subject to change.
7/17/12
www.ctscorp.com
ELECTRIC CIRCUITRY AND WAVEFORM
Standard Quadrature 2-Bit Code
PIN#
POWER
8 PPR/ 32 DETENTS
CW
6
R*
1 PULSE
CHANNEL A
5
HIGH
R*
CHANNEL B
CHANNEL A
4
SWITCH TERMINAL
HIGH
3
SWITCH TERMINAL
Nominal Detent Position
LOW
CHANNEL B
2
LOW
1
GROUND
1
2
3
4
6
5
POSITION NUMBER
* External pull-up resistors required for operation(2.2K ohm)
1. 8 PPR/32 detents is shown
2. Code repeats every 4 positions
3. Channel A Leads Channel B in CW direction
and lags in CCW direction
Shaft Trim
”z”
”x”
”x” ”Y”
R - ROUND
F - FLATTED
X
Imperial Shaft .250”
Metric Shaft 6.35
X
Y
Z
Imperial Shaft .250” .218” .250”
Metric Shaft 6.35 5.53 6.35
Ordering Information
291
V1
0
22
F
832
TERMINATION
SHAFT TRIM
V1 - .050” Pitch Center Pins Form to Rear
with .144 length
R - ROUND
F - FLATTED
C4 - .050” Pitch Center 4” Ribbon Cable with
Connector
C5 - .050” Pitch Center 5” Ribbon Cable with
Connector
C6 - .050” Pitch Center 6” Ribbon Cable with
Connector
Connector is AMP P/N 215083-6 or Equivalent
mm
D - 9.53mm
M9X.75P
3-3
CTS Electrocomponents
inch
2 - .250”
3 - .375”
0 - .312”
A
inch
mm
B
OPERATING VOLTAGE
SWITCH
A - 5.0V
B - 3.3V
A - NONE
B - MOMENTARY
"L" SHAFT LENGTH
mm
"B" BUSHING LENGTH
DIMENSION:
A5 - 15mm
B0 - 20mm
B5 - 25mm
C0 - 30mm
inch
20 - .625"
22 - .688"
24 - .750"
28 - .875"
32 - 1.000"
ALL
ALL
6.35mm Dia. .250" Dia.
OUTPUT COMBINATION
832
624
800
600
- 8PPR, 32-DETENTS
- 6PPR, 24-DETENTS
- 8PPR, NO DETENTS
- 6PPR, NO DETENTS
3/8-32 UNEF-2A
© 2011 CTS Corporation. All rights reserved. Information subject to change.
7/17/12
www.ctscorp.com
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