T
PL
IA
N
M
Features
■ Compact design, long life and high
*R
oH
S
CO
reliability
■ Momentary switch
■ Triple LED design
■ Flatted and knurled shaft styles
■ Bushing and bushingless options
PEL12T - 12 mm Encoder with Switch and Illuminated Shaft
Electrical Characteristics
Output.....................................................................................................................................................................................2-bit quadrature code
Closed Circuit Resistance ........................................................................................................................................................... 3 ohms maximum
Contact Rating.............................................................................................................................................................................. 0.5 mA @ 5 VDC
Insulation Resistance ....................................................................................................................................................100 megohms @ 250 VDC
Dielectric Withstanding Voltage
Sea Level ................................................................................................................................................................................ 300 VAC minimum
Electrical Travel ......................................................................................................................................................................................Continuous
Contact Bounce (15 RPM).........................................................................................................................................................2.0 ms. maximum**
RPM (Operating) ............................................................................................................................................................................ 100 maximum**
Environmental Characteristics
Operating Temperature Range .......................................................................................................................-10 °C to +70 °C (+14 °F to +158 °F)
Storage Temperature Range .......................................................................................................................... -40 °C to +85 °C (-40 °F to +185 °F)
Operating Humidity..................................................................................................................................................................... 25 % to 85 % R.H.
Rotational Life..................................................................................................................................................................... 30,000 cycles minimum
Switch Life .......................................................................................................................................................................... 20,000 cycles minimum
IP Rating...........................................................................................................................................................................................................IP 40
Mechanical Characteristics
Mechanical Angle .......................................................................................................................................................................... 360 ° continuous
Detent Torque ..................................................................................................................................................30 to 200 g-cm (0.42 to 2.77 oz.-in.)
Running Torque ..................................................................................................................................................... 50 g-cm (0.69 oz.-in.) maximum
Shaft Strength (Push) ...................................................................................................................................................................... 5 kgf (11.0 lbs.)
Shaft Strength (Pull) ...................................................................................................................................................................... 10 kgf (22.0 lbs.)
Weight ............................................................................................................................................................................... 3 gm (0.1 oz.) maximum
Terminals .................................................................................................................................................................. Printed circuit board terminals
Soldering Condition
Wave Soldering..................................................................... Sn95.5/Ag2.8/Cu0.7 solder with no-clean flux: 260 °C max. for 5 ± 1 seconds
Hand Soldering .................................................................................................................................................................. Not recommended
Hardware ................................................................................... One flat washer and one mounting nut supplied with each encoder with bushing
Switch Characteristics
Switch Type .....................................................................................................................................................Contact Push ON Momentary SPST
Power Rating (Resistive Load) ...................................................................................................................................................... 10 mA at 5 V DC
Contact Resistance ............................................................................................................................................................................100 milliohms
Switch Travel .................................................................................................................................................................................0.5 +0.0/-0.3 mm
Switch Actuation Force .................................................................................................................................................450 ± 200 gf (15.9 ±7.0 oz.)
How To Order
PEL12T - 4 0 21 F - S 1 024
Model
Terminal Configuration
4 = Horizontal Mount/Rear Exit PC Pin
Detent Option
0 = No Detents
1 = 12 Detents
Standard Shaft Length
Flatted:
16 = 16.0 mm
26 = 26.0 mm
18 = 18.5 mm
31 = 31.0 mm
21 = 21.0 mm
Shaft Style
F = Insulated Flatted Shaft
G = Insulated Flatted Shaft w/Bushing***
2 = 24 Detents
Knurled:
25 = 25.0 mm
S = Insulated Knurled Shaft (18 Teeth)
T = Insulated Knurled Shaft (18 Teeth) w/Bushing
Switch Configuration
S = Push Momentary Switch
LED Color
Triple:
1 = Red/Green/Blue
Resolution
012 = 12 Pulses per 360 ° Rotation
024 = 24 Pulses per 360 ° Rotation
*** Available in 18.5, 21 and 26 mm shaft lengths.
*RoHS Directive 2015/863, Mar 31, 2015 and Annex.
WARNING
Cancer and Reproductive Harm
www.P65Warnings.ca.gov
**Devices are tested using standard noise reduction filters.
For optimum performance, designers should use noise reduction filters in their circuits.
Specifications are subject to change without notice. Users should verify actual device performance in their specific applications.
The products described herein and this document are subject to specific legal disclaimers
as set forth on the last page of this document, and at www.bourns.com/docs/legal/disclaimer.pdf.
Applications
Level control, tuning and timer settings in:
■ Audio-visual equipment
■ Consumer electric appliances
■ Musical instrumentation
■ Communications equipment
PEL12T - 12 mm Encoder with Switch and Illuminated Shaft
Product Dimensions
PEL12T-4xxxS-S1024 (Horizontal Mount w/Triple LED & Switch, Knurled Shaft)
MOUNTING
SURFACE
25.0
(.984)
7.0
(.276)
5 PLCS.
0.8
(.031)
0.3
(.012)
2.9
(.114)
14.0
(.551)
18.0
(.709)
5.0
(.197)
0.8
(.031)
8.0 ± 0.1
(.315 ± .004)
12.4
(.488)
7.0
(.276)
SWITCH
STROKE
0.5 +0/-0.3
(.020 +0/-.012)
4.0 ± 0.1
(.157 ± .004)
2.0 ± 0.1
(.079 ± .004)
8.2
(.323)
7.0 ± 0.1
(.276 ± .004)
2.0 ± 0.1
(.079 ± .004)
18 TEETH
0.3
(.012)
7.0
DIA.
(.276)
2.8
(.110)
13.2 ± 0.1
(.520 ± .004)
1.0 +0.2/-0
(.039 +.008/-0)
DIA. 5 PLCS.
1
2
3
4
5
2 PLCS.
2.1 +0.1/-0
(.083 +.004/-0)
13.2
(.520)
10.2
(.402)
7.5 ± 0.1
(.295 ± .004)
6.0
(.236)
DIA.
A
C
B
5.0 ± 0.1
(.197 ± .004)
5.0
(.197)
A
C
B
2.0 +0.1/-0
(.079 +.004/-0)
2 PLCS.
1.1 +0.2/-0
(.043 +.008/-0)
DIA. 3 PLCS.
PEL12T-4xxxF-S1024 (Horizontal Mount w/Triple LED & Switch, Flatted Shaft)
MOUNTING
SURFACE
14.0
(.551)
LM
0.3
(.012)
2.9
(.114)
7.0
(.276)
5.0
(.197)
L1
1.5
(.591)
0.8
(.031)
12.4
(.488)
SWITCH
STROKE
0.5 +0/-0.3
(.020 +0/-.012)
8.2
(.323)
0.5
(.020)
2.0 ± 0.1
(.079 ± .004)
13.2
(.520)
10.2
(.402)
0.3
(.012)
7.0
DIA.
(.276)
2.8
(.110)
4.5 ± 0.05
(.177 ± .002)
DIA.
6.0 ± 0.1
(.236 ± .004)
A
C
B
L1
LM
3
(.118)
16
(.630)
5
(.197)
18.5
(.728)
7
(.276)
21
(.827)
12
(.472)
26
(1.024)
12
(.472)
31
(1.220)
5.0
(.197)
DIMENSIONS:
Triple LED Circuit
UNDER
(-)
1
(-)
2
MM
(INCHES)
TOLERANCES:
±0.3
10.0
±0.5
10.0 ~ 100
=
=
(.394) (±.012) (.394 ~ 3.937) (±.020)
3
(-)
4
(+) 5
Specifications are subject to change without notice.
Users should verify actual device performance in their specific applications.
The products described herein and this document are subject to specific legal disclaimers as set forth on the last page of this document, and at www.bourns.com/docs/legal/disclaimer.pdf.
PEL12T - 12 mm Encoder with Switch and Illuminated Shaft
Product Dimensions
Quadrature Output Table
PEL12T-4xxxT-S1024 (Horizontal Mount w/Triple LED & Switch, Knurled Shaft w/Bushing)
25.0
(.984)
7.5
(.295)
CW
OFF
17.5
(.689)
A Signal
7.0
(.276)
7.0
(.276)
0.3
(.012)
ON
B Signal
D
CCW
18 TEETH
Suggested Filter Circuit
6.0
DIA.
(.236)
0.75
M9 X
(.030)
5 VDC
10K OHMS
10K OHMS
10K OHMS
PEL12T-4xxxG-S1024 (Horizontal Mount w/Triple LED & Switch, Flatted Shaft w/Bushing)
TERMINAL B
0.01 μF
LM
L2
L1
LM
5
(.197)
11
(.433)
18.5
(.728)
7
(.276)
13.5
(.532)
21
(.827)
12
(.472)
18.5
(.728)
26
(1.024)
L1
5.0
(.199)
L2
M9 X
DIMENSIONS:
10K OHMS
TERMINAL A
0.01 μF
ENCODER
TERMINAL C
0.75
(.030)
MM
(INCHES)
UNDER
TOLERANCES:
±0.3
10.0
±0.5
10.0 ~ 100
=
=
(.394) (±.012) (.394 ~ 3.937) (±.020)
LED Characteristics (Triple)
Power
Dissipation
(mW)
DC
Forward
Current
(mA)
Typ.
Max.
Red
60
25
2.0
2.4
Green
110
25
3.3
3.7
Blue
110
25
3.3
3.7
LED Color
Red/Green/
Blue
Forward Voltage (V)
Notes:
Reverse Current:
10 μA
Reverse Voltage:
5 VDC
Test Condition (IF): 20 mA
LED Terminal Decoder
Code
1
Color
Red / Green / Blue
Terminals
➀➄ / ➁➄ / ➃➄
Asia-Pacific:
Tel: +886-2 2562-4117
Email: asiacus@bourns.com
Europe:
Tel: +36 88 885 877
Email: eurocus@bourns.com
The Americas:
Tel: +1-951 781-5500
Email: americus@bourns.com
www.bourns.com
REV. 09/19
Specifications are subject to change without notice.
Users should verify actual device performance in their specific applications.
The products described herein and this document are subject to specific legal disclaimers as set forth on the last page of this document, and at www.bourns.com/docs/legal/disclaimer.pdf.
Legal Disclaimer Notice
This legal disclaimer applies to purchasers and users of Bourns® products manufactured by or on behalf of Bourns, Inc. and
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Unless otherwise expressly indicated in writing, Bourns® products and data sheets relating thereto are subject to change
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