Features
n Low profile incremental encoder
n High-class rotational feel
n Haptic detent feedback
n RoHS compliant*
PER28 - 28 mm Low Profile Incremental Ring Encoder
Additional Information
Product Dimensions
Click these links for more information:
3 +0.1/-0
(.118 +.004/-0)
3 PLCS.
120 °
3 PLCS.
PRODUCT
TECHNICAL INVENTORY
LIBRARY
SAMPLES
B
C
A
29.5
(1.161)
Electrical Characteristics
Output������������������������2-bit quadrature code
Contact Rating����������������� 10 mA @ 5 V DC
Insulation Resistance
���������������������100 megohms @ 250 V DC
Dielectric Withstanding Voltage
Sea Level����������������������������������300 V AC
Electrical Travel�������������������������Continuous
Contact Bounce (15 RPM)������ 2 ms max.**
R:
Mechanical Characteristics
RPM (Operating)���������������������������� 60 max.
Mechanical Angle������������� 360 ° continuous
Detent Torque���������������������50 to 250 gf-cm
Rotational Life�����������������������50,000 cycles
Soldering Condition
Wave Soldering������ 230 °C for 3 seconds
Manual Soldering��� 300 °C for 3 seconds
Recommended PCB Layout
23 ± 0.05
(.906 ± .002)
4
(.157)
1.5
(.059)
2 PLCS.
2.5 ± 0.1
(.098 ± .004)
2 PLCS.
1.5 +0/-0.1
(.059 +0/-.004)
2 PLCS.
DIMENSIONS:
3.5
(.138)
90 °
B: 18 ± 0.15
(.701 ± .006)
2
(.079)
2 PLCS.
1.2
(.047)
2 PLCS.
How To Order
PER28 1 - P1 15 - N 0015
D
Model
ON
Number of Units
1 = Single
OFF
Orientation
P = PC Pins
Down Facing
Detent Option
1 = 30 Detents (15 Pulses)
Ring Height
15 = 15 mm
5 VDC
10K OHMS
10K OHMS
10K OHMS
10K OHMS
TERMINAL A
WARNING
Cancer and Reproductive Harm
2.5 +0.2/-0
(.098 +.008/-0)
A: 17 ± 0.15
(.669 ± .006)
MM
(INCHES)
CW
MM
(INCHES)
23
(.901)
2.5
(.098)
DIA. 2 PLCS.
A C B
DIMENSIONS:
A DIA.
B DIA.
9
(.354)
Suggested Filter Circuit
1 +0.1/-0
(.039 +.004/-0)
DIA. 3 PLCS.
7.5 ± 0.1
(.295 ± .004)
2 PLCS.
5 +0.1/-0
(.197 +.004/-0)
ON
1.6
(.063)
2 PLCS.
16
(.630)
10 °
3 PLCS.
7.5 ± 0.1
(.295 ± .004)
3 PLCS.
3 +0.2/-0
(.118 +.008/-0)
1
(.039)
15
(.591)
28
(1.102)
23 ± 0.1
(.901 ± .004)
21.6 ± 0.15
(.850 ± .006)
DIA.
4
(.157)
3 PLCS.
OFF
1.5 +0.1/-0
(.059 +.004/-0)
DIA. 2 PLCS.
10.2
(.402)
3 PLCS.
Quadrature Output Table
28.9 ± 0.05
(1.138 ± .002)
2.6
(.102)
2 PLCS.
10.8
(.425)
15
(.591)
0.6
(.024)
3 PLCS.
Environmental Characteristics
Operating Temperature����� -30 °C to +80 °C
Storage Temperature�������� -40 °C to +85 °C
IP Rating��������������������������������������������� IP 40
0.8
(.031)
3 PLCS.
5
(.197)
CONTACT
TERMINAL B
0.01 μF
Switch Configuration
N = No Switch
Resolution
0015 = 15 Pulses per 360 ° Rotation
0.01 μF
ENCODER
www.P65Warnings.ca.gov
TERMINAL C
* RoHS Directive 2015/863, Mar 31, 2015 and Annex.
** Devices are tested using standard noise reduction
filters. For optimum performance, designers should
use noise reduction filters in their circuits.
CAUTION
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.
1
2
Do not store product in high temperature
and humidity, direct sunlight and/or places
where corrosive gases may be generated. Please use
product within 6 months from the date of delivery and
promptly after unpacking.
REV. 07/21
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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