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84B2A-A20-J08L

Description
83/84 - 5/8 Square 10-Turn
File Size268KB,4 Pages
ManufacturerBourns
Websitehttp://www.bourns.com
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84B2A-A20-J08L Overview

83/84 - 5/8 Square 10-Turn

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Features
Compatible with other members of the
Model 80 Series
The only 10-turn precision potentiometer
in a modular panel control package
Up to 2 sections available
*R
83/84 - 5/8 ” Square 10-Turn
Initial Electrical Characteristics
1
Wirewound Element (J Taper)
Hybriton
¤
Element (K Taper)
Standard Resistance Range ...................................................................200 to 100 K ohms ......................................1 K to 100 K ohms
Total Resistance Tolerance .....................................................................±5 %............................................................±10 %
Independent Linearity .............................................................................±0.25 %.......................................................±0.25 %
Absolute Minimum Resistance (J Taper) ................................................1.0 ohm or 0.1 % (whichever is greater) .....–
Effective Electrical Angle ........................................................................3600 ° +10 °, -0 °.........................................3600 ° +10 °, -0 °
Dielectric Withstanding Voltage (MIL-STD-202, Method 301)
Sea Level............................................................................................1,000 VAC minimum....................................1,000 VAC minimum
Insulation Resistance (500 VDC) ............................................................1,000 megohms minimum...........................1,000 megohms minimum
Power Rating (Voltage Limited By Power Dissipation or 350 VAC, Whichever Is Less)
+70 °C ...............................................................................................1 watt...........................................................1 watts
+125 °C ..............................................................................................0 watt...........................................................0 watt
Theoretical Resolution ............................................................................See table .....................................................Essentially infinite
End Voltage (K Taper) .............................................................................–...................................................................0.2 % of applied voltage
Noise (J Taper) ........................................................................................100 ohms ENR maximum............................–
Output Smoothness (K Taper) ................................................................–...................................................................0.15 % maximum
Environmental Characteristics
1
Operating Temperature Range ...............................................................+1 °C to +125 °C .........................................+1 °C to +125 °C
Storage Temperature Range...................................................................-55 °C to +125 °C........................................-55 °C to +125 °C
Temperature Coefficient Over Storage Temperature Range...................±50 ppm/°C.................................................±100 ppm/°C
Vibration..................................................................................................15 G.............................................................15 G
Total Resistance Shift.........................................................................±2 %............................................................±2 %
Voltage Ratio Shift..............................................................................±0.2 %.........................................................±0.2 %
Wiper Bounce.....................................................................................0.1 millisecond maximum............................0.1 millisecond maximum
Shock......................................................................................................50 G.............................................................50 G
Total Resistance Shift.........................................................................±2 %............................................................±2 %
Voltage Ratio Shift..............................................................................±0.2 %.........................................................±0.2 %
Wiper Bounce.....................................................................................0.1 millisecond maximum............................0.1 millisecond maximum
Load Life.................................................................................................1,000 hours .................................................1,000 hours
Total Resistance Shift.........................................................................±2 % maximum ...........................................±5 % maximum
Rotational Life (No Load) ........................................................................1,000,000 shaft revolutions .........................4,000,000 shaft revolutions
Total Resistance Shift.........................................................................±5 % maximum ..........................................±5 % maximum
Moisture Resistance (MIL-STD-202, Method 103, Condition B)
Total Resistance Shift.........................................................................±2 % maximum ...........................................±5 % maximum
Insulation Resistance (500 VDC) ........................................................100 megohms minimum..............................100 megohms minimum
IP Rating .................................................................................................IP 40 ............................................................IP 40
Mechanical Characteristics
1
Stop Strength ......................................................................................................................................................................33.90 N-cm (48.0 oz.-in.) minimum
Mechanical Angle ............................................................................................................................................................................................3600 ° +15 °, -0 °
Torque
Starting ................................................................................................................................................Running torque plus 0.7 N-cm (1.0 oz.-in.) maximum
Running (1 or 2 Section)..............................................................................................................................................0.18 to 1.41 N-cm (0.25 to 2.0 oz.-in.)
Mounting (Torque on Bushing) ......................................................................................................................................1.7-2.0 N-m (15-18 lb.-in.) maximum
Shaft Runout ........................................................................................................................................................................................0.15 mm (0.006 in.) T.I.R.
Shaft End Play......................................................................................................................................................................................0.36 mm (0.014 in.) T.I.R.
Shaft Radial Play..................................................................................................................................................................................0.13 mm (0.005 in.) T.I.R.
Weight (Single Section) ......................................................................................................................................................................................21 gm (0.75 oz.)
(Each Additional Section) ..............................................................................................................................................................................18 gm (0.65 oz.)
Terminals ........................................................................................................................................................................Printed circuit terminals or solder lugs
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) ......................................................................................................................................................2 cup maximum
Hardware ............................................One lockwasher and one mounting nut is shipped with each potentiometer, except where noted in the part number.
NOTE: MODEL 83/84 PERFORMANCE SPECIFICATIONS DO NOT APPLY TO UNITS SUBJECTED TO PRINTED CIRCUIT BOARD CLEANING PROCEDURES.
1
AT 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.
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