85/86 – 5/8 ˝ Square Single-Turn Panel Control with Rotary Switch
Potentiometer Specifications
Standard Resistance Range
Linear Tapers (A, B, E, & H)......................................................................... (B & E) 1 K ohms to 1 megohm ................. (A & H) 100 ohms to 1 megohm
Audio Tapers (C, D, F, G, S, & T) ................................................................ (D, G, S, & T) 1 K ohms to 1 megohm ....... (C & F) 1 K ohms to 1 megohm
Total Resistance Tolerance................................................................................. ±20 % or 10 %............................................ ±10 % or 5 %
Operating Temperature Range ........................................................................... -40 °C to +125 °C ....................................... -40 °C to +125 °C
Storage Temperature Range .............................................................................. -55 °C to +125 °C ....................................... -55 °C to +125 °C
Temperature Coefficient Over Storage Temperature Range .............................. ±1,000 ppm/°C ........................................... ±150 ppm/°C
Vibration (Single Section) ................................................................................... 15 G ........................................................... 15 G
Total Resistance Shift .................................................................................. ±2 % maximum .......................................... ±2 % maximum
Voltage Ratio Shift ....................................................................................... ±5 % maximum .......................................... ±5 % maximum
Shock (Single Section) ....................................................................................... 30 G ........................................................... 30 G
Total Resistance Shift .................................................................................. ±2 % maximum .......................................... ±2 % maximum
Voltage Ratio Shift ....................................................................................... ±5 % maximum .......................................... ±5 % maximum
Load Life ............................................................................................................. 1,000 hours ................................................ 1,000 hours
Total Resistance Shift .................................................................................. ±10 % maximum ........................................ ±5 % maximum
Rotational Life (No Load).................................................................................... 100,000 cycles ........................................... 100,000 cycles
Total Resistance Shift .................................................................................. (Linear taper) 10 ohms or .......................... (All tapers) ±5 % TRS maximum
Moisture Resistance (MIL-STD-202, Method 103, Condition B)
Total Resistance Shift .................................................................................. (B & E tapers) ±10 % maximum ................ ±5 % maximum (all tapers)
Starting and Running Torque (Non-Locking Bushings)
Single Section..................................................................................................................................................................................0.14 to 1.06 N-cm (0.2 to 1.5 oz.-in.)
Dual Section ....................................................................................................................................................................................0.14 to 1.06 N-cm (0.2 to 1.5 oz.-in.)
Triple Section ...................................................................................................................................................................................0.35 to 1.41 N-cm (0.5 to 2.0 oz.-in.)
Quadruple Section ...........................................................................................................................................................................0.35 to 1.41 N-cm (0.5 to 2.0 oz.-in.)
Starting and Running Torque (Locking Bushings) ....................................................................................................................0.14 to 2.82 N-cm (0.2 to 4.0 oz.-in.)
Shaft Locking Torque with Locknut @ 10 in-lb. (B & E Bushings) .......................................................................................................................14 N-cm (20 oz-in.)
Mounting ...................................................................................................................................................................................1.7-2.0 N-m (15-18 lb.-in.) maximum
Weight (Single Section) ............................................................................................................................................................................................. 21 grams maximum
(Each Additional Section)...................................................................................................................................................................................... 6 grams maximum
Terminals ...........................................................................................................................................................................................Printed circuit terminals or J-Hooks
Soldering Condition .................................................................................. Recommended hand soldering using Sn95/Ag5 no clean solder, 0.025 ˝ wire diameter.
Maximum temperature 399 °C (750 °F) for 3 seconds. No wash process to be used with no clean flux.
Marking ...........................................................................................Manufacturer’s trademark, wiring diagram, date code and resistance, manufacturer’s part number
Ganging (multiple section potentiometers) ...................................................................................................................................................................... 4 cup maximum
Hardware ...............One lockwasher and one mounting nut is shipped with each potentiometer; locking bushing versions are shipped with one additional locking nut
For dimensional drawings see pages 3 & 4. For ordering information see page 5.
NOTE: Model 81/82 performance specifications do not apply to units subjected to printed circuit board cleaning procedures.
1
Electrical specifications tested at 250 RPM, at room ambient: +25 °C nominal.
Initial Electrical Characteristics
1
Conductive Plastic Element
Cermet Element
Environmental Characteristics
1
Mechanical Characteristics
WARNING
Cancer and Reproductive Harm
www.P65Warnings.ca.gov
*RoHS Directive 2015/863, Mar 31, 2015 and Annex.
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.
81/82 – 5/8 ˝ Square Single-Turn Panel Control
85/86 – 5/8 ˝ Square Single-Turn Panel Control with Rotary Switch
Rotary Switch Specifications
Initial Electrical Characteristics
1
Contacts:
DPST ............................................................................................................................................................................. N.O/N.O.,N.C./N.C. or N.O./N.C.
Power Rating (Resistive Load):
DPST ..........................................................................................................2 A @ 125 volts RMS-60 Hz or 2 A @ 28 VDC, 1 A @ 250 volts RMS-60 Hz
Operating Temperature Range ...................................................................................................................................................................... -40 °C to +70 °C
Storage Temperature Range ....................................................................................................................................................................... -65 °C to +125 °C
Vibration (Dual Section)......................................................................................................................................................................................................8 G
(Triple Section) ..................................................................................................................................................................................................5 G
(Quadruple Section) ..........................................................................................................................................................................................3 G
Contact Resistance .......................................................................................................................................................................10 milliohms maximum
Contact Bounce ......................................................................................................................................................................... 0.1 millisecond maximum
Shock (Dual Section) ........................................................................................................................................................................................................20 G
(Triple Section) ....................................................................................................................................................................................................15 G
(Quadruple Section) ............................................................................................................................................................................................10 G
Contact Resistance .......................................................................................................................................................................10 milliohms maximum
Contact Bounce ......................................................................................................................................................................... 0.1 millisecond maximum
Switch Actuating Torque (50% Duty cycle @ Rated Power Load) .................................................................................1.41 to 4.94 N-cm (2 to 7 oz.-in.)
Contact Resistance .....................................................................................................................................................................100 milliohms maximum
Moisture Resistance (MIL-STD-202, Method 106, Condition B)
Contact Resistance (0.1 VDC-10 mA) ..........................................................................................................................................10 milliohms maximum
Switch Housing Material ................................................................................................................. High temperature, flame retardant, thermosetting plastic
Mechanical Characteristics
1
Actuating Torque (Each Section, Switch Module Only) ......................................................................................................3.53 to 10.6 N-cm (5 to 15 oz.-in.)
Running Torque (Out of Detent, 2-4 Module Assembly) ....................................................................................................0.21 to 1.41 N-cm (0.3 to 2 oz.-in.)
Detent ....................................................................................................................................................................................................CW or CCW standard
Contact Materials......................................................................................................................................................................... Fine silver with gold overlay
Terminal Styles .................................................................................................................................................................................................Solder lug only
Standard Orientation .............................................................................................................................................................In-line with control terminals
Optional .........................................................................................................................................................................Rotated 90 ° CCW from standard
Terminal Strength (Before and After Soldering Heat Exposure) ........................................................................................................ 0.9 Kg (2 lbs.) minimum
1
NOTE: Model 81/82 performance specifications do not apply to units subjected to printed circuit board cleaning procedures.
Electrical specifications tested at 250 RPM, at room ambient: +25 °C nominal.
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.
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.
Terminal outlines shown as solid lines represent PC Pins, available
on Model 81. Dashed line terminal outline represents "J" Hook,
available on Model 82.
5.97 ± .38
(.235 ± .015)
5.08 ± .38
(.200 ± .015)
12.7
(.50)
5.33 ± .76
(.210 ± .03)
10.16 ± .13
(.400 ± .005)
Note: For units with dual concentric shaft styles, a
2.54 (.100) spacer is added between the module(s) driven
by the outer shaft and those driven by the inner shaft.
For G, K, or V shafts, add the spacer between
modules 1 and 2. For L or M shafts, add the spacer
between modules 2 and 3. For N or P shafts, add the
spacer between modules 3 and 4.
SLOTTED SHAFT
*EXCLUDES MODELS 83 AND 84
DIMENSIONS:
MM
(INCHES)
Suggested Panel Layout
B
C
BUSHING
A, B & J
E
DIM A
9.91
(.39)
ANTI-ROTATION LUG
A
B
C
E
F
J
K
DIM B
7.75
(.305)
7.75
(.305)
N/A
13.49
(.531)
N/A
9.53
(.375)
9.53
(.375)
DIM C
N/A
7.75
(.305)
7.75
(.305)
N/A
N/A
N/A
9.53
(.375)
DIM D
N/A
N/A
N/A
N/A
7.75
(.305)
N/A
N/A
DIM E
2.49
(.098)
2.49
(.098)
2.49
(.098)
3.45
(.136)
2.54
(.100)
2.54
(.100)
2.54
(.100)
D
A
C, E & N
R&S
U
6.73
(.265)
10.5
(.413)
7.5
(.295)
DIMENSIONS:
MM
(INCHES)
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.
85/86 – 5/8 ˝ Square Single-Turn Panel Control with Rotary Switch
Product Dimensions
Primary Potentiometer Module
Model 85/86
14.53
(.572)
9.58 ± .38
(.377 ± .015)
Secondary Potentiometer Module
Model 85/86
10.16
(.400)
15.88
(.625)
15.88
(.625)
Shaft Flat Orientation*
120 ° ± 5 ° CCW END
30 ° ± 5 °
12.7
(.50)
5.97
(.235)
8.56
(.337)
1.60
(.063)
FLATTED SHAFT
5.08
(.200)
SLOTTED SHAFT
*EXCLUDES MODELS 83 AND 84
5.08
(.200) 8.56
(.337)
5.08
(.200)
Switch Module
Model 85/86
REAR
PLATE
COVER
2.77
(.109)
1.35
(.053)
2.29
(.090)
TYP.
6 PLACES
Assembly Sequence
Model 85/86
Secondary Potentiometer Module
Switch Module Terminal Orientation
3
1
4
2
3
1
18.42
(.725)
2.41
1.14
(.095)L X (.045)W
SLOT TYP. 6 PLACES
4
2
HORIZONTAL ORIENTATION
(Types R56, R57, R58 & R59)
VERTICAL ORIENTATION
(Types R50, R51, R52 & R53)
2.92
(.115)
9.53
(.375)
REAR
COVER
PLATE
SWITCH
MODULE
PRIMARY
POTENTIOMETER
MODULE
4
2
3
1
3
1
4
2
DPST (NO/NC)
(TYPES 50, 51, 56, 57)
DPST (NO/NO)
(TYPES 52, 53, 58, 59)
Switch contacts shown in detent position.
Locating Lug Options - All Model 80 Series
A
.46
(.018)
7.75
(.305)
E
13.49
(.531)
J
9.53
(.375)
.79 ± .41
(.031 ± .016)
E = 2.36 ± .76
(.093 ± .03)
H & J = 1.98 ± .41
(.078 ± .016)
2.31
(.091)
3.18
(.125)
.46
(.018)
2.36
(.093)
7.75
(.305)
A
C
7.75
(.305)
.46
(.018)
.79 ± .41
(.031 ± .016)
MOUNTING
SURFACE
TOLERANCES EXCEPT AS SHOWN: DECIMAL .XXX ±
RECOMMENDED
PANEL LAYOUT
7.75
#40 DRILL
(.305)
2.49
DIA.
(.098)
9.91
DIA.
(.390)
.127
(.005)
.XX ± .38
(.015)
ANGLE ± 5 %
2.31
(.091)
DIMENSIONS:
MM
(INCHES)
NOTE: "D" OPTION - NO A/R LUG. OTHER LOCATING LUG OPTIONS AVAILABLE. CONSULT FACTORY FOR DETAILS.
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.
[media=x,500,375]http://v.youku.com/v_show/id_XNTUwOTY5NDA0.html[/media] Welcome to the online training for Stellaris EK-LM4F120XL LaunchPad Getting Started Lecture. This online training will be divid...
Fuse, varistors, thermistors, EMI, EMC, rectification, PFC, drain spike absorption, IC, current detection, frequency setting, feedback (TL431, optocoupler, op amp), output. I am currently working on w...
Repost: 1. A former female colleague of mine was very strong. Whenever she and her female companions went out on the street and encountered children entangled, she would grab the child's hand and walk...
Reflow soldering, a common soldering method in modern electronics manufacturing, primarily melts solder paste and pads to form solder joints. With technological advancements, soldering equipment ha...[Details]
Logic analyzers are widely used tools in digital design verification and debugging. They can verify the proper functioning of digital circuits and help users identify and troubleshoot faults. They ...[Details]
Amidst the wave of intelligent automotive transformation, advanced driver assistance is gradually emerging from cutting-edge technology into the mainstream, becoming a new frontier of industry comp...[Details]
When discussing autonomous driving technology, there are often two extremes: on the one hand, there's the vision of "fully autonomous driving," while on the other, there's concern about potential s...[Details]
Overview
As handheld voice communication devices become more and more popular, they are increasingly used in noisy environments, such as airports, busy roads, crowded bars, etc. In such noisy ...[Details]
Electric vehicles' 12V batteries don't rely on a generator to power them. Only gasoline-powered vehicles rely on the engine to drive a generator to generate electricity while driving, which is used...[Details]
Permanent magnets are essential components in a wide range of household and industrial devices. They are particularly crucial in the renewable energy sector, including electric vehicle motors. Curr...[Details]
Charging is a familiar process for new energy vehicles, and as a source of battery energy, charging piles are crucial. New energy vehicle charging can be divided into fast charging and slow chargin...[Details]
Compared to cloud databases, minicomputers are purpose-built for decentralized, rugged computing at the edge of the network. By moving applications, analytics, and processing services closer to the...[Details]
During daily operation of an R-type power transformer, the voltage used varies as the equipment being used adjusts. This raises the question: can the transformer change voltage at this point? The a...[Details]
Intel®
Xeon®
6
-
core processors now support the new Amazon EC2 R8i and R8i-flex instances on Amazon Web Services (AWS).
These new instances offer superior performance and fast...[Details]
Inverter power supplies on the market can generally be divided into two categories: sine wave inverters and square wave inverters. Some engineers also like to categorize pure sine wave inverters as...[Details]
Plug-in hybrid vehicles (PHEVs) utilize two powertrains. Their pure electric range is typically inferior to that of pure electric vehicles, often reaching less than half that. Currently, mainstream...[Details]
Lightweighting of automobiles is still a relatively unfamiliar term for automobiles. With the continuous improvement of environmental protection requirements, relevant regulations have also put for...[Details]
For new energy vehicles, the importance of batteries is unquestionable. Not only does it determine the performance of the vehicle, but the battery density also has a great relationship with the veh...[Details]