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288XBB5R481A1

更新时间：2025-07-03 21:20:23
品牌：CTS
描述：Commercial Miniature 16mm Size Rotary Encoder

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免费 PCB/SMT

288XBB5R481A1 概述

Commercial Miniature 16mm Size Rotary Encoder

288XBB5R481A1 数据手册

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Series 288 Data Sheet  
Rotary Encoder  
®
Electrocomponents  
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  
Temperature Range  
Operating: -25°C to +100°C  
Storage: -30°C to +100°C  
Voltage Rating  
Rotational Torque  
No Detent: 36 - 216 gf.cm  
With Detent: 100 - 500 gf.cm  
Detent Points  
16 detents available  
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  
Special  
Insulation Resistance  
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  
1 - 4  
CTS Electrocomponents  
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  
Switch Rating  
Switch Bounce  
15,000 operations  
Switch Travel  
0.5mm (.020”)  
4 BIT GRAY CODE  
4 BIT HEXADECIMAL CODE  
Truth Table  
POS.  
NO.  
DENOTES CONTACT  
DENOTES CONTACT  
POS.  
CLOSURE TO COMMON  
CLOSURE TO COMMON  
NO.  
A
B
E
F
A
B
E
F
2 BIT BINARY CODE  
1
2
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
1
2
0
0
0
0
1
1
1
1
0
0
0
0
1
1
1
1
0
0
0
0
0
0
1
1
1
1
1
1
1
1
0
0
0
1
1
0
0
1
1
0
0
1
1
0
0
1
1
0
0
0
1
1
1
1
1
1
1
1
0
0
0
0
0
0
DENOTES  
CONTACT  
CLOSURE TO  
COMMON  
3
B
A
0
0
0
1
0
0
0
1
0
0
0
1
0
0
0
1
0
1
1
1
1
0
1
1
1
0
1
1
1
0
1
1
1
0
1
1
1
0
3
4
4
5
5
6
6
7
1
2
3
4
5
6
7
8
9
10 11 12 13 14 15 16  
46 47 48  
7
POS. NO.  
8
8
9
9
10  
11  
12  
13  
14  
15  
16  
10  
11  
12  
13  
14  
15  
16  
288X Typical 2-bit Encoder parallel to P.C. Board  
MTG. SURFACE  
10.2 0.4  
0.8  
"L"  
.402 .016  
.031  
10.00 0.05  
.394 .002  
18.0  
.709  
0.4  
"A"  
.016  
MAX.  
5.00 0.05  
.197 .002  
MTG. SURFACE  
8.5  
.335  
MAX.  
7.9 0.13  
6.83  
.269  
.311 .005  
11.20  
.441  
12.50  
.492  
B
C
A
3/8-32UNEF-2A  
Ø1.40 (3)  
.055  
C
A
B
mm  
16.4  
.646  
DIMENSION :  
INCH  
2-288X Typical 4-bit Encoder parallel to P.C. Board  
MTG. SURFACE  
18.0  
.709  
MTG. SURFACE  
MAX.  
3.68  
.145  
3/8-32UNEF-2A  
REF.  
8.5  
.335  
MAX.  
7.9 0.13  
.311 .005  
B
F
C
D
A
E
8.10 0.05  
.319 .002  
11.2  
.441  
12.5  
.492  
Ø1.40 (6)HL'S.  
.055  
5.00 0.05  
.197 .002  
A
C
B
0.4  
.016  
"A"  
E
D
F
10.00 0.05  
.394 .002  
16.4  
.646  
0.8  
.031  
15.1 0.4  
.594 .016  
"L"  
mm  
DIMENSION :  
INCH  
4/27/15  
© 2015 CTS Corporation. All rights reserved. Information subject to change.  
2 - 4  
CTS Electrocomponents  
www.ctscorp.com  
288T Typical 2-bit Encoder With Solder Lug Terminals  
MTG. SURFACE  
10.2 0.4  
.402 .016  
"L" 0.8  
.0ꢀ1  
MAX.  
18.0  
.709  
"A" 0.4  
.016  
MAX.  
8.5  
.ꢀꢀ5  
7.9 0.1ꢀ  
.ꢀ11 .005  
11.2  
.441  
ꢀ/8-ꢀ2UNEF-2A  
7.ꢀ  
.284  
A
C
B
2.18X1.52HL'S(ꢀ)  
.086X.060  
2.92 0.08  
.115 .00ꢀ  
mm  
16.4  
.646  
DIMENSION :  
INCH  
288V Typical 2-bit Perpendicular to P.C. Board  
MTG. SURFACE  
10.2 0.4  
.402 .016  
ꢀ/8-ꢀ2UNEF-2A  
18.0  
.709  
MAX.  
10.00 0.08  
.ꢀ94 .00ꢀ  
8.5  
.ꢀꢀ5  
5.00 0.05  
.197 .002  
MAX.  
7.9 0.1ꢀ  
CENTER LINE OF ENCODER  
.ꢀ11 .005  
12.5  
Ø1.40(ꢀ) HL'S  
.055  
.492  
12.70  
.500  
0.4  
"A"  
.016  
A
C
B
A
C
B
16.4  
.646  
6.4  
.252  
0.8  
.0ꢀ1  
"L"  
mm  
DIMENSION :  
INCH  
MC-288V Typical 2-bit Encoder With Momentary Switch Perpendicular to P.C. Board  
MTG. SURFACE  
12.26  
.48ꢀ  
MAX.  
18.0  
.709  
10.76  
ꢀ/8-ꢀ2UNEF-2A  
.424  
0.8  
.0ꢀ1  
"L"  
7.9 0.1ꢀ  
(2)  
Ø1.70  
.067  
Ø1.40  
.055  
(2) HL'S  
.ꢀ11 .005  
(ꢀ) HL'S  
8.5  
.ꢀꢀ5  
MAX.  
12.5  
.492  
2.5 0.1ꢀ(2)  
.098 .005  
5.00 0.1ꢀ (2)  
.197 .005  
7.0 0.1ꢀ  
.276 .005  
A
C
B
1ꢀ.ꢀ0 0.1ꢀ  
.524 .005  
4.87  
.192  
0.5 TRAVEL  
.020  
(REFERENCE)  
16.4  
.646  
mm  
0.4  
.016  
DIMENSION :  
"A"  
INCH  
Typical 2-bit Encoder With Momentary Switch Parallel to P.C. Board  
MC-288X  
12.26  
MTG. SURFACE  
.48ꢀ  
MAX.  
10.00 0.08  
.ꢀ94 .00ꢀ  
18.0  
.709  
ꢀ/8-ꢀ2 UNEF-2A  
10.76  
.424  
MTG. SURFACE  
5.00 0.05  
.197 .002  
8.5  
.ꢀꢀ5  
MAX.  
7.9 0.1ꢀ  
6.8ꢀ  
.269  
.ꢀ11 .005  
B
C
A
12.5  
.492  
0.5 TRAVEL  
.020  
(REFERENCE)  
Ø1.40 (5)HL'S.  
ꢀ.07 0.1ꢀ  
.121 .005  
S1  
S2  
A
C
B
0.4  
"A"  
"L"  
4.0  
.016  
2.5 0.05  
2.5 0.05  
.098 .002  
.157  
1.00 0.1ꢀ(5)  
0.ꢀ9 .005  
0.8  
.098 .002  
.0ꢀ1  
16.4  
.646  
mm  
DIMENSION :  
INCH  
© 2015 CTS Corporation. All rights reserved. Information subject to change.  
4/27/15  
ꢀ - 4  
CTS Electrocomponents  
www.ctscorp.com  
Shaft Trim  
“Z”  
“Y”  
“Z”  
“X”  
“W”  
“X”  
“X” “Y”  
“X”  
“Y”  
“Z”  
S - SLOTTED  
Y
K - KNURLED & SLOTTED  
R - ROUND  
F - FLATTED  
Y
X
Z
W
X
Y
Z
X
Z
X
Imperial Shaft .250”  
Metric Shaft 6.00  
Imperial Shaft .250” .046” .062”  
Imperial Shaft  
Metric Shaft  
.062” .344” 24 TEETH  
1.57 7.0 18 TEETH  
.236”  
6.00  
Imperial Shaft .250” .156” .375”  
Metric Shaft  
6.00 1.17 1.57  
Metric Shaft  
6.00 4.50 7.00  
inch  
mm  
DIMENSION:  
Ordering Information  
B
24  
2
T
288  
A
F
40  
1
TERMINAL STYLE  
DETENT  
SHAFT TRIM  
– ROUND  
– FLATTED  
ENCODER CODE  
R
F
1
2
– NONE  
– 16 DETENTS  
T
X
– SOLDER LUG  
– PC  
1
2
3
– 2 BIT BINARY  
– 4 BIT GRAY  
– 4 BIT HEXADECIMAL  
*
*
*
K
S
– KNURLED & SLOTTED  
– SLOTTED  
**V – PC FORMED  
TO REAR  
16 COMBINATION ONLY  
*
Not available in  
switch construction.  
*
SWITCH  
A
B
– NONE  
– MOMENTARY  
SWITCH  
**Not available with  
4 bit code  
*
*
2 BIT MODELS ONLY  
"A" BUSHING LENGTH  
"L" SHAFT LENGTH  
mm  
A=5.0mm  
inch  
2=.250"  
mm  
inch  
COMBINATION (RESOLUTION)  
A0=10mm  
A5=15mm  
B0=20mm  
B5=25mm  
C0=30mm  
C5=35mm  
20=.625"  
24=.750"  
28=.875"  
32=1.000"  
B=6.35mm 3=.375"  
8=1.000"  
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)  
C=7.0mm  
D=9.53mm  
ALL  
M8X.75P  
ALL  
3/8-32 UNEF-2A  
ALL  
ALL  
6.0mm Dia.  
.250" Dia.  
Please consult CTS for customized or features not listed.  
© 2015 CTS Corporation. All rights reserved. Information subject to change.  
4/27/15  
4 - 4  
CTS Electrocomponents  
www.ctscorp.com  

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