PL
Features
■
■
■
■
■
■
IA
NT
Lead free
HCMOS, CMOS and TTL compatible
Compact package size
High rotational cycle life
Standard or high force push switch option
Optional detent
oH
S
CO
■
■
■
■
Splashproof shaft seal
Recommended for human/machine
interface applications (HMI)
Cable/connector option
Optional bracket
*R
M
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
CC
) ..................................................................................................................................................................................5.0 VDC ± 0.25 VDC
Supply Current (I
CC
) ........................................................................................................................................................................................26 mA maximum
Output Voltage
Low (V
CE(sat)
), per Channel ..........................................................................................................................................800 mV maximum at I
(SINK)
= 25 mA
High (V
O(HI)
), per Channel ..........................................................................................................................................4.0 VDC minimum @ V
CC
= 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 ........................................................................................................................................................................250 gm (8.82 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
BUSHING DESIGNATOR
Code Description
A
3/8 " D x 3/8 " L Threaded
C
1/4 " D x 1/4 " L Threaded
R
10 mm D x 9.5 mm L Threaded
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
SWITCH OPTION
Code Description
S
Push Switch (Standard)
H
Push Switch (High Force)
N
No Switch
RESOLUTION (Pulses Per Revolution)
Code Description
08
8 PPR
16
16 PPR
32
32 PPR
64
64 PPR
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
Available w/
Bushing
A
A
C
R
R
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
SHAFT LENGTH DESIGNATOR
Code Length (FMS)
Available w/Bushing
24
3/4 "
A, C
28
7/8 "
A, C
20
20 mm
R, U
25
25 mm
R, U
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.
TI技术论坛
京公网安备 11010802033920号
Copyright © 2005-2026 EEWORLD.com.cn, Inc. All rights reserved
电子工程世界
