EM140D-E24-R008S [BOURNS]
14 mm Rotary Optical Encoder w/Switch; 14毫米旋转式光电编码器W /开关
| 型号： | EM140D-E24-R008S |
| 厂家： | 
BOURNS ELECTRONIC SOLUTIONS |
| 描述： | 14 mm Rotary Optical Encoder w/Switch |
| 文件： | 总4页 (文件大小：208K) |
| 中文： | 中文翻译 | 下载： | 下载PDF数据表文档文件 |
Features
■ Lead free
■ Splashproof shaft seal
■ HCMOS, CMOS and TTL compatible
■ Compact package size
■ High rotational cycle life
■ Optional “soft touch” push switch
■ Optional detent
■ Recommended for human/machine
interface applications (HMI)
EM14 - 14 mm Rotary Optical Encoder w/Switch
Electrical Characteristics
Electrical Output ......................................................................................................................................................................................2-bit quadrature code
Resolution............................................................................................................................................................................8 to 64 pulses per revolution (PPR)
Supply Voltage (V )..................................................................................................................................................................................5.0 VDC 0.25 VDC
CC
Supply Current (I ) ........................................................................................................................................................................................26 mA maximum
CC
Output Voltage
Low (V
High (V
Output Current I
), per Channel ..........................................................................................................................................800 mV maximum at I
= 25 mA
(SINK)
CE(sat)
O(HI)
), per Channel ..........................................................................................................................................4.0 VDC minimum @ V
= 4.75 VDC
CC
, per Channel..................................................................................................................................................................25 mA minimum
(SINK)
Rise/Fall Time........................................................................................................................................................................................................200 ns typical
Power Dissipation..........................................................................................................................................................................................167 mW maximum
Pulse Width (per Channel) ....................................................................................................................................................................................180 °e typical
Phase Angle (Channel A Leads Channel B, Clockwise Rotation)..........................................................................................................................90 °e 45 °e
Insulation Resistance @ 500 VDC ....................................................................................................................................................1,000 megohms minimum
RPM (Operating)
Non-Detent ......................................................................................................................................................................................................300 maximum
With Detent ......................................................................................................................................................................................................200 maximum
Switch Power Rating ............................................................................................................................................12 VDC / 20 mA (600 ohms maximum load)
Switch Contact Resistance ........................................................................................................................................................................200 ohms maximum
Environmental Characteristics
Operating Temperature Range @ 5.0 VDC........................................................................................................................-40 °C to +70 °C (-40 °F to +158 °F)
Storage Temperature Range............................................................................................................................................-55 ºC to +125 ºC (-67 °F to +257 °F)
Vibration ..............................................................................................................................................................................................................................15 G
Shock ..................................................................................................................................................................................................................................50 G
Humidity ......................................................................................................................................................................MIL-STD-202, Method 103, Condition B
Flammability ............................................................................................................................................................................................Conforms to UL 94-V0
IP Rating ............................................................................................................................................................................................................................IP 54*
Mechanical Characteristics
Mechanical Angle ............................................................................................................................................................................................360 ° Continuous
Torque
Starting/Running ................................................................................................................................................................1.06 N-cm (1.5 oz.-in.) maximum
Detent ........................................................................................................................................................................................1.2 N-cm (1.7 oz.-in.) typical
Rotational Life
Non-detent (@ 100 RPM)........................................................................................................................................1,000,000 cycles (2,000,000 revolutions)
With detent (@ 30 RPM) ..............................................................................................................................................100,000 cycles (200,000 revolutions)
Switch Life ..........................................................................................................................................................................................................100,000 cycles
Switch Actuation Force........................................................................................................................................................................250 gm (8.82 oz.) typical
Switch Travel ........................................................................................................................................................................................................0.04 in. typical
Shaft Radial Play ..........................................................................................................................................................................................0.005 in. maximum
Shaft Axial Structural Strength..........................................................................................................................................................................40 lbs. minimum
Mounting Torque ..........................................................................................................................................................................2.0 N-m (18 lb.-in.) maximum
Materials and Finishes
Terminals ........................................................................................................................................................................................................Sn plated PC pins
Soldering Condition
Manual Soldering ....................................................................................................................96.5Sn/3.0Ag/0.5Cu solid wire or no-clean rosin cored wire
370 °C (700 °F) max. for 3 seconds
Wave Soldering..............................................................................................................................................96.5Sn/3.0Ag/0.5Cu solder with no-clean flux
260 °C (500 °F) max. for 5 seconds
Wash processes........................................................................................................................................................................................Not recommended
Mounting Hardware
Nut ..............................................................................................................................Black annodized brass, hex (metric)/Nickel-plated brass, hex (SAE)
Lockwasher ............................................................................................................................................................Nickel-plated spring steel, internal tooth
Marking ..................................................................................................Manufacturer’s symbol, model number, product code, terminal style and date code
Standard Packaging ..........................................................................................................................................................Antistatic plastic tube (25 pcs./tube)
*When device is mounted by normal mounting means.
Specifications are subject to change without notice.
Customers should verify actual device performance in their specific applications.
EM14 - 14 mm Rotary Optical Encoder w/Switch
Part Numbering System
E M 1 4 A 0 D - C 2 4 - L 0 3 2 S
MODEL NO. DESIGNATOR
SWITCH OPTION
Code Description
EM14 14 mm Rotary Optical Encoder
S
N
Push Switch
No Switch
BUSHING CONFIGURATION
Code Description
A
C
R
3/8 " D x 3/8 " L Threaded
1/4 " D x 1/4 " L Threaded
10 mm D x 9.5 mm L Threaded
RESOLUTION (Pulses Per Revolution)
Code Description
008 8 PPR
016 16 PPR
032 32 PPR
064 64 PPR
DETENT OPTION
Code Description
0
1
No Detent
32 Detents (Available with
8 or 32 PPR only)
TERMINAL CONFIGURATION
Code Description
L
R
Axial Multi-Purpose Pin
Radial Multi-Purpose Pin
ANTI-ROTATION LUG/BRACKET OPTION
Code Description
A
D
A/R Lug
None
SHAFT LENGTH DESIGNATOR
Code Length (FMS) Available w/Bushing
A, C
24
28
20
25
3/4 "
7/8 "
20 mm
25 mm
A, C
R
SHAFT STYLE (See Outline Drawing for Details)
Available w/
Code Description
R
Bushing
B
C
E
R
M
1/4 " Dia. Slotted End
A
A
C
R
R
1/4 " Dia. Flatted End
1/8 " Dia. Slotted End
6 mm Dia. Slotted End
6 mm Dia. Flatted End
Specifications are subject to change without notice.
Customers should verify actual device performance in their specific applications.
EM14 - 14 mm Rotary Optical Encoder w/Switch
Product Dimensions
MOUNTING
SURFACE
14.25
(0.561)
10.03
(.395)
L
3.18
(.125)
"L" PIN STYLE
9.53
(.375)
TYP.
F
4.76
(.187)
14.76
(.581)
8.00
(.315)
METAL SHAFT
(SEE TABLE FOR OPTIONS)
2.08
(.082)
"R" PIN STYLE
1.75
(.069)
"L" PIN STYLE
TYP.
TYP.
METAL BUSHING
(SEE TABLE FOR OPTIONS)
1.19
R
.79
X
HIGH
(.047) (.031)
ANTI-ROTATION BOSS
(OPTIONAL)
1.52
(.060)
TYP.
"R" PIN STYLE
Shaft / Flat Length Dimensions
"A" Style Bushing - Flatted Shafts
"R" Style Bushing - Flatted Shafts
"C" Style Bushing - Slotted Shafts
L
L
6.35
(.250)
L
9.5
(.374)
1.52
(.060)
9.53
(.375)
F
F
0.79
(.031)
4.42
(.174)
1/4-32 UNEF-2A
4.76
(.187)
M10 x 0.75-6 g
3/8-32 UNEF-2A
SHAFT
DIA.
BUSHING
DIA.
SHAFT LENGTH FLAT LENGTH
SHAFT
DIA.
BUSHING
DIA.
SHAFT LENGTH FLAT LENGTH
SHAFT
DIA.
BUSHING
DIA.
SHAFT LENGTH
"L"
"L"
"F"
"L"
"F"
19.05
(.750)
7.94
(.313)
20.0
(.787)
7.0
(.275)
19.05
(.750)
6.35
9.52
6.0
10.0
6.35
9.52
(.250)
(.375)
(.236)
(.394)
(.250)
(.375)
22.22
(.875)
9.52
(.375)
25.0
(.984)
12.0
(.472)
22.22
(.875)
"A" Style Bushing - Slotted Shafts
"R" Style Bushing - Slotted Shafts
L
L
1.8
(.071)
9.5
(.374)
1.8
(.071)
9.53
(.375)
0.99
(.040)
0.99
(.040)
M10 x 0.75-6 g
3/8-32 UNEF-2A
SHAFT
DIA.
BUSHING
DIA.
SHAFT LENGTH
SHAFT
DIA.
BUSHING
DIA.
SHAFT LENGTH
"L"
"L"
19.05
(.750)
20.0
(.787)
6.35
9.52
6.0
10.0
(.250)
(.375)
(.236)
(.394)
22.22
(.875)
25.0
(.984)
Specifications are subject to change without notice.
Customers should verify actual device performance in their specific applications.
EM14 - 14 mm Rotary Optical Encoder w/Switch
Electrical Block Diagram
Quadrature Output
CW
–
90 °e 45 °e
Ground
High
CHANNEL A
Low
Channel A
A
1
High
CHANNEL B
Low
IRED
10k
180 °e
1 pulse width
Switch Terminal
Opto
ASIC
32 DETENT / 8 PPR
10k
2
+
B
Switch Terminal
Power
CW
CHANNEL A
CHANNEL B
Channel B
32 DETENT / 32 PPR
CW
Terminal Diagram
CHANNEL A
CHANNEL B
CHANNEL "A"
GROUND
CHANNEL "B"
A 1 2 + B
1.27
(.050)
POWER
MOMENTARY SWITCH
TYP.
Sensors & Controls Division
Asia-Pacific:
TEL +886-2 25624117
FAX +886-2 25624116
Europe:
TEL +41-41 7685555
FAX +41-41 7685510
The Americas:
TEL +1-951 781-5500
FAX +1-951 781-5700
www.bourns.com
09/04
Specifications are subject to change without notice.
Customers should verify actual device performance in their specific applications.
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