CTS 288TB20F161A1 Commercial miniature 16mm size rotary encoder Datasheet

®
Electrocomponents
Series 288 Data Sheet
Rotary Encoder
Commercial
Miniature 16mm Size
Rotary Encoder
Features
Robust Construction
2-bit Incremental or 4-bit Absolute
Encoder
Optional Momentary Switch
Available with 16 Detents
Continuous Rotation
Bushing Mount
Solder Lug or PCB Terminals
RoHS Compliant
Electrical and Mechanical Specifications
Encoder:
Contact Resistance
Voltage Rating
Temperature Range
Operating: -25°C to +100°C
Storage: -30°C to +100°C
Detent Points
16 detents available
Rotational Torque
No Detent: 36 - 216 gf.cm
With Detent: 100 - 500 gf.cm
Rotational Life
50,000 cycles
Solder Heat Resistance
260°C for 5 seconds
Resolution
2-bit: 4, 6, 8,10 or 12 pulses in 360°
4-bit: 16 combinations in 360°
Push-Pull Strength of Shaft
8 kg minimum for 10 seconds
Insulation Resistance
1-4
CTS Electrocomponents
Special
Consult CTS for customized or features
not listed, including other detent points,
resolution, torque and mounting style.
© 2015 CTS Corporation. All rights reserved. Information subject to change.
4/27/15
www.ctscorp.com
Electrical and Mechanical Specifications (continued)
Optional Momentary Switch:
Switch Contact Resistance
Switch Operating Force
350 ± 150 g (12.3 ± 5.3 oz.)
Switch Life
15,000 operations
Switch Travel
0.5mm (.020”)
Switch Rating
Switch Bounce
Truth Table
4 BIT GRAY CODE
POS.
POS. NO.
POS.
DENOTES CONTACT
CLOSURE TO COMMON
NO.
2 BIT BINARY CODE
DENOTES
B
CONTACT
CLOSURE TO
A
COMMON
4 BIT HEXADECIMAL CODE
A
0
0
1
1
0
0
1
1
0
0
1
1
0
0
1
1
0
1
1
0
1
1
0
0
1
1
0
0
1
1
0
0
1
1
0
1
1
0
1
2
3
4
5
6
7
8
9 10 11 12 13 14 15 16
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
46 47 48
B
E
F
0 0
0 0
0 0
0 0
1 0
1 0
1 1
1 1
0 1
0 1
0 1
0 1
1 1
1 1
1 0
1 0
0
0
1
1
1
1
1
1
1
1
0
0
0
0
0
0
0
1
1
0
0
1
1
0
0
1
1
0
0
1
1
0
NO.
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
DENOTES CONTACT
CLOSURE TO COMMON
A
B
E
F
0
0
1
1
0
0
1
1
0
0
1
1
0
0
1
0
0
1
0
1
0
1
0
1
0
1
0
1
0
1
0
1
0
0
0
0
0
0
0
0
1
1
1
1
1
1
1
1
0
0
0
0
1
1
1
1
0
0
0
0
1
1
1
1
288X Typical 2-bit Encoder parallel to P.C. Board
MTG. SURFACE
10.2±0.4
.402±.016
"L"±
0.8
.031
10.00±0.05
.394±.002
18.0
.709
0.4
"A"±.016
MAX.
5.00±0.05
.197±.002
8.5
.335
7.9±0.13
.311±.005
MTG. SURFACE
MAX.
6.83
.269
11.20
.441
12.50
.492
B
3/8-32UNEF-2A
C
A
C
A
Ø1.40 (3)
.055
B
mm
INCH
DIMENSION :
16.4
.646
2-288X Typical 4-bit Encoder parallel to P.C. Board
MTG. SURFACE
18.0
.709
MTG. SURFACE
MAX.
3.68
REF.
.145
3/8-32UNEF-2A
8.5
.335
7.9±0.13
.311±.005
11.2
.441
MAX.
12.5
.492
B
C
A
F
D
E
8.10±0.05
.319±.002
Ø1.40 (6)HL'S.
.055
0.4
"A"± .016
15.1±0.4
.594±.016
2-4
CTS Electrocomponents
0.8
"L"± .031
A
E
D
5.00±0.05
.197±.002
B
C
F
16.4
.646
10.00±0.05
.394±.002
DIMENSION :
© 2015 CTS Corporation. All rights reserved. Information subject to change.
mm
INCH
4/27/15
www.ctscorp.com
288T Typical 2-bit Encoder With Solder Lug Terminals
MTG. SURFACE
10.2±0.4
.402±.016
"L"±0.8
±.031
MAX.
18.0
.709
"A"±0.4
±.016
MAX.
8.5
.335
7.9±0.13
.311±.005
11.2
.441
3/8-32UNEF-2A
7.3
.284
A
C
B
2.18X1.52 HL'S(3)
.086X.060
2.92±0.08
.115±.003
16.4
.646
DIMENSION :
mm
INCH
288V Typical 2-bit Perpendicular to P.C. Board
MTG. SURFACE
10.2±0.4
.402±.016
3/8-32UNEF-2A
18.0
.709 MAX.
8.5
.335
7.9±0.13
.311±.005
10.00±0.08
.394±.003
5.00±0.05
.197±.002
MAX.
CENTER LINE OF ENCODER
12.5
.492
A
6.4
.252
C
Ø1.40(3) HL'S
12.70
.500
0.4
"A"±
.016
.055
B
A
C
B
16.4
.646
0.8
"L"± .031
DIMENSION :
mm
INCH
MC-288V Typical 2-bit Encoder With Momentary Switch Perpendicular to P.C. Board
MTG. SURFACE
12.26
.483
10.76
MAX.
18.0
.709
3/8-32UNEF-2A
.424
"L"±
0.8
.031
7.9±0.13
.311±.005
(2) HL'S
Ø1.70 (2)
.067
Ø1.40
(3) HL'S
.055
C
2.5±0.13(2)
.098±.005
5.00±0.13 (2)
.197±.005
A
12.5
.492
S1 S2
B
8.5
MAX.
.335
7.0±0.13
.276±.005
A
4.87
.192
"A"±
0.5 TRAVEL
.020
(REFERENCE)
0.4
.016
C
B
13.30±0.13
.524±.005
16.4
.646
DIMENSION :
mm
INCH
Typical 2-bit Encoder With Momentary Switch Parallel to P.C. Board
MC-288X
12.26
.483
MTG. SURFACE
18.0
3/8-32 UNEF-2A
10.76
.424
MAX.
10.00±0.08
.394±.003
.709
MTG. SURFACE
5.00±0.05
.197±.002
8.5
MAX.
.335
7.9±0.13
.311±.005
6.83
.269
12.5
.492
B
C
A
0.5 TRAVEL
.020
(REFERENCE)
Ø1.40 (5)HL'S.
A
"A"±
0.4
.016
4.0
"L"±
0.8
.157
C
3.07±0.13
B
1.00±0.13(5)
0.39±.005
.031
S2
.121±.005
2.5±0.05
.098±.002
16.4
.646
3-4
CTS Electrocomponents
© 2015 CTS Corporation. All rights reserved. Information subject to change.
S1
2.5±0.05
.098±.002
DIMENSION :
mm
INCH
4/27/15
www.ctscorp.com
Shaft Trim
“X”
“Z”
“Y”
“Z”
“W” “X”
“X” “Y”
“X” “Y”
“Z”
R - ROUND
X
Y
Z
Imperial Shaft .250” .046” .062”
Metric Shaft
6.00 1.17 1.57
W
X
Y
Z
Imperial Shaft .236” .062” .344” 24 TEETH
Metric Shaft
6.00 1.57 7.0 18 TEETH
X
Y
Z
Imperial Shaft .250” .156” .375”
6.00 4.50 7.00
Metric Shaft
X
Imperial Shaft .250”
Metric Shaft 6.00
S - SLOTTED
K - KNURLED & SLOTTED
F - FLATTED
DIMENSION:
inch
mm
Ordering Information
B
T
288
24
F
40
2
A
1
TERMINAL STYLE
SHAFT TRIM
ENCODER CODE
DETENT
* T – SOLDER LUG
X – PC
**V – PC FORMED
TO REAR
R – ROUND
F – FLATTED
K – KNURLED & SLOTTED
S – SLOTTED
1 – 2 BIT BINARY
* 2 – 4 BIT GRAY
* 3 – 4 BIT HEXADECIMAL
1 – NONE
2 – 16 DETENTS
* Not available in
switch construction.
* 16 COMBINATION ONLY
**Not available with
4 bit code
"A" BUSHING LENGTH
mm
A=5.0mm
B=6.35mm
C=7.0mm
D=9.53mm
ALL
M8X.75P
SWITCH
A – NONE
* B – MOMENTARY
SWITCH
inch
2=.250"
3=.375"
8=1.000"
ALL
3/8-32 UNEF-2A
* 2 BIT MODELS ONLY
"L" SHAFT LENGTH
mm
A0=10mm
A5=15mm
B0=20mm
B5=25mm
C0=30mm
C5=35mm
ALL
6.0mm Dia.
inch
20=.625"
24=.750"
28=.875"
32=1.000"
ALL
.250" Dia.
COMBINATION (RESOLUTION)
16 - 16 COM (4 PULSES - 2 bit)
- 16 COM (1 PULSE - 4 bit)
24 - 24 COM (6 PULSES)
32 - 32 COM (8 PULSES)
40 - 40 COM (10 PULSES)
48 - 48 COM (12 PULSES)
Please consult CTS for customized or features not listed.
4-4
CTS Electrocomponents
© 2015 CTS Corporation. All rights reserved. Information subject to change.
4/27/15
www.ctscorp.com
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