85/86 - 5/8 ” Square Single-Turn Panel Control with Rotary Switch
Potentiometer Specifications
Initial Electrical Characteristics
1
Conductive Plastic Element
Cermet Element
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 %
Absolute Minimum Resistance ...................................................................2 ohms maximum .................................. 2 ohms maximum
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
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)
IP Rating .....................................................................................................IP 40 ...................................................... IP 40
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, except where noted in the part number.
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.
1At room ambient: +25 °C nominal and 50 % relative humidity nominal, except as noted.
*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
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.
DPDT ................................................................................................................................................................................2 N.O./N.C. (break before make)
Power Rating (Resistive Load):
DPST ............................................................................................................ 2 A @ 125 volts RMS-60 Hz or 2 A @ 28 VDC, 1 A @ 250 volts RMS-60 Hz
DPDT ........................................................................................................................................................... 1 A @ 125 volts RMS-60 Hz or 1 A @ 28 VDC
Operating Temperature Range ...........................................................................................................................................................................0 °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
Rotational Life ..................................................................................................................................................................................................... 25,000 cycles
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
NOTE: Model 81/82 performance specifications do not apply to units subjected to printed circuit board cleaning procedures.
1At room ambient: +25 °C nominal and 50 % relative humidity nominal, except as noted.
Specifications are subject to change without notice.
Customers should verify actual device performance in their specific applications
Why do some designs connect dozens of capacitors in parallel to a network (power supply) with the same name instead of using a few capacitors with relatively large capacitance? I hope experts can give...
[align=center][align=center][b][font=宋体][size=14pt][/size][/font][/b] [/align][/align][font=宋体][size=10.5pt]Thank you[/size][/font][font=宋体][size=10.5pt]! Now it's my turn. Many famous teachers have i...
[b]2-1-1-5. Calculation of volt-second capacity and primary coil turns of dual-excitation switching power supply transformer[/b] In Figure 2-7, for the dual-excitation switching power supply transform...
I wrote an application on an ARM industrial control board (same as the development board). One of the tasks of the program is to keep printing information to the debug serial port. When it is set to t...
DAC is a digital to analog converter (English: Digital to analog converter, English abbreviation: DAC) is a device that converts digital signals into analog signals (in the form of current, voltage or...
On August 24th, Tesla CEO Elon
Musk
revealed information about the upcoming FSD V14, claiming it will outperform human drivers. Tesla FSD lead Ashok stated last year that FSD version 12.5, ...[Details]
As the number of cars increases, environmental pressures are also increasing. At this time, some people are saying that new energy vehicles are energy-efficient and environmentally friendly, and ar...[Details]
The most significant feature of IPS panels is that both electrodes are located on the same surface, unlike other LCD panels, which have electrodes arranged on top and bottom surfaces in a three-dim...[Details]
One of the most core components of electric vehicles is the motor. The power supply provides electrical energy to the motor, which converts this electrical energy into mechanical energy, which in t...[Details]
1. Ease of Use: The HMI module should be designed to be simple and clear, allowing users to easily operate and configure the energy storage device.
2. Ease of Maintenance: The HMI module should...[Details]
On August 22, according to CNBC's report today, the National Highway Traffic Safety Administration (NHTSA) is launching an investigation into Tesla, and the latter is questioned whether it has fail...[Details]
Reflow soldering is one of the most commonly used methods in electronics manufacturing, allowing for the soldering of large numbers of components in a relatively short time. However, any experience...[Details]
The MCX E series is the most reliability- and safety-focused series in NXP's extensive MCX product portfolio.
With the launch of this series, NXP has further enriched its 5V-compatible MCU pr...[Details]
China, August 21, 2025 – STMicroelectronics (NYSE: STM), a world-leading semiconductor company serving a wide range of electronics applications, has published its IFRS 2025 semi-annual financial re...[Details]
In the period after the switching power supply achieved the "20 kHz" revolution in the 1970s, although improvements and enhancements were made in circuit technology, the development level of the se...[Details]
Civilian internal combustion engines operate in the range of approximately 1000-4000 rpm. This results in the engine's kinetic energy being ineffective at low or high rpm, making starting difficult...[Details]
As a pioneer in the new smart home concept, robot vacuums have captured a significant market share. Robot vacuums, also known as automatic sweepers, smart vacuums, or robot vacuums, are smart home ...[Details]
"I want to ask why there are so many manufacturers making mobile phone CPUs, but only Intel and AMD make computer CPUs?"
The progress of domestic PC CPU production has disappointed many ...[Details]
I recently read an article in the Wall Street Journal titled "We need the right to repair our gadgets" (reference original article: ). The author was very angry about the phenomenon of "planned obs...[Details]
introduction
The rapid adoption of computers has led to a growing number of tasks being performed on them. People from all walks of life, especially programmers and writers, are spending incre...[Details]
Embedded System
京公网安备 11010802033920号
EEWORLD
