Bourns EM14A1D-C28-R032S Rotary optical encoder w/switch Datasheet

NT
IA
PL
M
CO
S
oH
*R
Features
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■
■
■
■
■
Lead free
HCMOS, CMOS and TTL compatible
Compact package size
High rotational cycle life
Standard or high force push switch option
Optional detent
■
■
■
■
Splashproof shaft seal
Recommended for human/machine
interface applications (HMI)
Cable/connector option
Optional bracket
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 (VCC) ..................................................................................................................................................................................5.0 VDC ± 0.25 VDC
Supply Current (ICC) ........................................................................................................................................................................................26 mA maximum
Output Voltage
Low (VCE(sat)), per Channel ..........................................................................................................................................800 mV maximum at I(SINK) = 25 mA
High (VO(HI)), per Channel ..........................................................................................................................................4.0 VDC minimum @ VCC = 4.75 VDC
Output Current I(SINK), per Channel ..................................................................................................................................................................25 mA minimum
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
Operating RPM ....................................................................................................................................................................................................120 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 94HB
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 (@ 30 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
Standard ..........................................................................................................................................................................................250 gm (8.82 oz.) typical
High Force ....................................................................................................................................................................................850 gm (29.98 oz.) typical
Switch Travel ........................................................................................................................................................................................................0.04 in. typical
Shaft Radial Play ..........................................................................................................................................................................................0.005 in. maximum
Shaft Axial Structural Strength..........................................................................................................................................................................35 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.
*RoHS Directive 2002/95/EC Jan 27 2003 including Annex.
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
EM14 14 mm Rotary Optical Encoder
Code
A
C
R
Code
S
H
N
BUSHING DESIGNATOR
Description
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
08
8 PPR
16
16 PPR
32
32 PPR
64
64 PPR
DETENT OPTION
Code Description
0
No Detent
1
32 Detents (Available for
8 or 32 PPR only)
ANTI-ROTATION LUG/BRACKET OPTION
Code Description
A
A/R Lug
B
Bracket (No hardware/no cable or
connector)
D
None
SHAFT STYLE (See Outline Drawing for Details)
Code
B
C
E
R
M
Description
1/4 " Dia. Slotted End
1/4 " Dia. Flatted End
1/8 " Dia. Slotted End
6 mm Dia. Slotted End
6 mm Dia. Flatted End
Code
24
28
20
25
SWITCH OPTION
Description
Push Switch (Standard)
Push Switch (High Force)
No Switch
Available w/
Bushing
A
A
C
R
R
SHAFT LENGTH DESIGNATOR
Length (FMS)
Available w/Bushing
3/4 "
A, C
7/8 "
A, C
20 mm
R, U
25 mm
R, U
CABLE/CONNECTOR OPTION
Code Description
0
No Cable/Connector
1
6 ” Cable with Female Connector
(0.050 ”/1.27 mm pitch centers in-line)
and stripped/tinned leads
2
6 ” Cable with Female Connector
(0.050 ”/1.27 mm pitch centers in-line)
on both ends
3
12 ” Cable with Female Connector
(0.050 ”/1.27 mm pitch centers in-line)
and stripped/tinned leads
4
12 ” Cable with Female Connector
(0.050 ”/1.27 mm pitch centers in-line)
on both ends
TERMINAL CONFIGURATION
Code Description
L
Axial Multi-Purpose Pin
R
Radial Multi-Purpose Pin
Cable and Connector Options:
H-190-4 = 6 ” Cable with Female Connector (0.050 ”/1.27 mm pitch centers in-line) and stripped/tinned leads
H-190-1 = 6 ” Cable with Female Connector (0.050 ”/1.27 mm pitch centers in-line) on both ends
H-190-2 = 12 ” Cable with Female Connector (0.050 ”/1.27 mm pitch centers in-line) and stripped/tinned leads
H-190-3 = 12 ” Cable with Female Connector (0.050 ”/1.27 mm pitch centers in-line) on both ends
For other cable and connector options, please contact the factory.
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
TYP.
(.125)
"L" PIN STYLE
9.53
(.375)
F
4.76
(.187)
14.76
(.581)
DIA.
0.457 ± 0.026
(.018 ± .001)
8.00
(.315)
METAL SHAFT
(SEE TABLE FOR OPTIONS)
1.19
.79
X
HIGH
(.047) (.031)
ANTI-ROTATION BOSS
(OPTIONAL)
R
2.08
TYP.
(.082)
"R" PIN STYLE
METAL BUSHING
(SEE TABLE FOR OPTIONS)
1.75
(.069)
"L" PIN STYLE
TYP.
1.52
(.060)
"R" PIN STYLE
TYP.
Shaft / Flat Length Dimensions
"A" Style Bushing - Flatted Shafts
"R" Style Bushing - Flatted Shafts
9.53
(.375)
F
9.5
(.374)
F
BUSHING
DIA.
6.35
(.250)
9.52
(.375)
SHAFT LENGTH FLAT LENGTH
"L"
"F"
19.05
7.94
(.750)
(.313)
22.22
9.52
(.875)
(.375)
"A" Style Bushing - Slotted Shafts
SHAFT
DIA.
BUSHING
DIA.
6.0
(.236)
10.0
(.394)
0.99
(.040)
L
3/8-32 UNEF-2A
BUSHING
DIA.
6.35
(.250)
9.52
(.375)
SHAFT LENGTH
"L"
19.05
(.750)
22.22
(.875)
9.5
(.374)
1.8
(.071)
9.53
(.375)
0.99
(.040)
SHAFT
DIA.
SHAFT LENGTH FLAT LENGTH
"L"
"F"
20.0
7.0
(.787)
(.275)
25.0
12.0
(.984)
(.472)
"R" Style Bushing - Slotted Shafts
L
1.8
(.071)
L
6.35
(.250)
1/4-32 UNEF-2A
M10 x 0.75-6 g
3/8-32 UNEF-2A
SHAFT
DIA.
1.52
(.060)
0.79
(.031)
4.42
(.174)
4.76
(.187)
"C" Style Bushing - Slotted Shafts
L
L
M10 x 0.75-6 g
SHAFT
DIA.
BUSHING
DIA.
6.0
(.236)
10.0
(.394)
Specifications are subject to change without notice.
Customers should verify actual device performance in their specific applications.
SHAFT LENGTH
"L"
20.0
(.787)
25.0
(.984)
SHAFT
DIA.
BUSHING
DIA.
6.35
(.250)
9.52
(.375)
SHAFT LENGTH
"L"
19.05
(.750)
22.22
(.875)
EM14 - 14 mm Rotary Optical Encoder w/Switch
Cable/Connector Options
Cable Assembly, Connector on One End
CONNECTOR
6.0
1.0
x
(.236) (.039)
1.27
PITCH RECEPTACLE
(.050)
.457
FOR (.018) DIA. PINS
x
STRIPPED AND TINNED
100 % MATTE TIN
RIBBON CABLE
6x28 AWG x 1.27 PITCH
(.050)
PIN 1 - RED STRIPE
REF.
8.0
(.315)
123456
2.54
(.100)
REF.
A
REF.
2.7
(.106)
3.98
(.157)
2 x CONNECTOR
Cable Assembly, Connector on Both Ends
HARDWARE
DESCRIPTION
NUMBER
H-190-4
CABLE ASSEMBLY,
CONNECTOR
ON ONE END
152.4 ± 5.0
(6.0 ± .197)
H-190-2
CABLE ASSEMBLY,
CONNECTOR
ON ONE END
304.8 ± 5.0
(12.0 ± .197)
H-190-1
CABLE ASSEMBLY,
CONNECTOR
ON BOTH ENDS
152.4 ± 5.0
(6.0 ± .197)
H-190-3
CABLE ASSEMBLY,
CONNECTOR
ON BOTH ENDS
304.8 ± 5.0
(12.0 ± .197)
6.0
1.0
x
(.236) (.039)
1.27
PITCH RECEPTACLE
(.050)
.457
FOR (.018) DIA. PINS
“A” DIM.
x
RIBBON CABLE
6x28 AWG x 1.27 PITCH
(.050)
PIN 1 - RED STRIPE
123456
A
Terminal Configurations
Radial
Recommended PCB Layout
14.99 ± .13
(.590 ± .005)
15.76 ± .25
(.581 ± .010)
2.62 ± .38
(.103 ± .015)
17.17
REF.
(.676)
1.60
(.063)
REF.
PCB
THICKNESS
DIA.
1.73 ± .10
(.068 ± .004)
2 PLCS.
15.16 ± .25
(.597 ± .010)
1.5
WIDE
(.059)
0.381
X
THICK
(.015)
7.87
(.310)
REF.
1.24
(.049)
DIA.
.64
6 PLCS.
(.025)
GROUND
CHANNEL “A”
7.87 ± .08
(.310 ± .003)
1.27 ± .13
(.050 ± .005)
5 PLCS.
CHANNEL “B”
POWER
MOMENTARY
SWITCH
Axial
14.99 ± .25
(.590 ± .010)
Recommended PCB Layout
14.61
(.575)
1.22
(.048)
2.49 ± .38
(.098 ± .015)
17.17
(.676)
10.57
(.416)
REF.
6.25
(.246)
1.60
(.063)
REF.
PCB THICKNESS
GROUND
CHANNEL “A”
MOMENTARY
SWITCH
CHANNEL “B”
POWER
DIA.
.64
(.025)
6 PLCS.
DIA.
1.73 ± .10
(.068 ± .004)
2 PLCS.
6.25 ± .08
(.246 ± .003)
1.27 ± .13
(.050 ± .005)
5 PLCS.
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
Quadrature Output
Electrical Block Diagram
CW
–
90 °e ± 45 °e
Ground
High
CHANNEL A
A
Channel A
CHANNEL B
IRED
1
Low
High
Low
180 °e
1 pulse width
Switch Terminal
10k
Opto
ASIC
32 DETENT / 8 PPR
10k
2
Switch Terminal
+
Power
B
Channel B
CW
CHANNEL A
CHANNEL B
32 DETENT / 32 PPR
CW
Terminal Diagram
CHANNEL A
CHANNEL B
CHANNEL "A"
CHANNEL "B"
GROUND
A12 +B
TYP. 1.27
(.050)
POWER
MOMENTARY SWITCH
Sensors & Controls
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
REV. 08/07
Specifications are subject to change without notice.
Customers should verify actual device performance in their specific applications.
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