PL
IA
N
T
Features
■
Bushing mount
■
Optional ±0.05 linearity option
■
Excellent wiper stability
■
High stop strength
■
Sealable
■
RoHS compliant*
*R
oH
S
CO
M
3400 - Precision Potentiometer
Electrical Characteristics
1
Standard Resistance Range......................................................................... 100 to 500 K ohms
Total Resistance Tolerance................................................................................................. ±3 %
Independent Linearity .................................................................................................... ±0.15 %
Effective Electrical Angle ...................................................................................3600 ° +4 °, -0 °
Absolute Minimum Resistance .....................1 ohm or 0.15 % maximum (whichever is greater)
Noise ................................................................................................ 100 ohms ENR maximum
Dielectric Withstanding Voltage ........................................................MIL-STD-202, Method 301
Sea Level ................................................................................................1,000 VAC minimum
80,000 Feet ................................................................................................300 VAC minimum
Power Rating (Voltage Limited By Power Dissipation, or ....................................(40 °C) 5 watts
1,000 VAC, Whichever Is Less) ...................................................................... (125 °C) 0 watt
Insulation Resistance (500 VDC) ...................................................... 1,000 megohms minimum
Resolution.................................................................................See recommended part number
Product Dimensions
WIPER
CCW
29.37
(1-5/32)
1-13/16
(46.04)
DIA.
1.52
(.06)
7.94
5/16
44.45
±
.79
(1-3/4
±
1/32)
6.35
(1/4)
CW
3/8 "-32 2A THD UNEF
45
°
X .25
CHAMFER
10.32 + .00/ - .05
(.4062 + .000/ -.002)
PILOT DIA.
Environmental Characteristics
1
Operating Temperature Range ........................................................................ +1 °C to +125 °C
Storage Temperature Range .......................................................................... -65 °C to +125 °C
Temperature Coefficient Over Storage Temperature Range
2
......... ±20 ppm/°C maximum/unit
Vibration ..............................................................................................................................10 G
Wiper Bounce ................................................................................. 0.1 millisecond maximum
Total Resistance Shift .....................................................................................±2 % maximum
Voltage Ratio Shift .......................................................................................±0.1 % maximum
Shock...................................................................................................................................50 G
Wiper Bounce ................................................................................. 0.1 millisecond maximum
Total Resistance Shift .....................................................................................±2 % maximum
Voltage Ratio Shift .......................................................................................±0.1 % maximum
Load Life ..................................................................................................... 1,000 hours, 5 watts
Total Resistance Shift .....................................................................................±2 % maximum
Rotational Life (No Load).............................................................. 2,000,000 shaft revolutions
2
Total Resistance Shift .....................................................................................±5 % maximum
Moisture Resistance (MIL-STD-202, Method 103, Condition B)
Total Resistance Shift .....................................................................................±2 % maximum
IP Rating ............................................................................................................................. IP 40
20.64
(13/16)
39.4
FOR
(1.55)
ADDITIONAL CUP
ADD
1.02
WIDE
(.04)
SLOT
1.02
X
DEEP
(.04)
4.76
(3/16)
TYP.
2.36
DIA. TYP.
(.093)
6.34 + .00/ - .01
(.2497 + .0000/ - .0003)
SHAFT DIA.
14.3
(9/16)
3.18
DIA. ANTI-ROTATION PIN
(.125)
1.02
PAST MOUNTING SURFACE
EXTENDS
(.04)
Mechanical Characteristics
1
Stop Strength.......................................................................................53 N-cm (75 oz.-in.) min.
Mechanical Angle .................................................................................................3600° +4°, -0°
Torque (Starting & Running) ...........................................................0.35 N-cm (0.5 oz.-in.) max.
Mounting .................................................................................... 170-200 N-cm (15-18 lb.-in.)
Shaft Runout.......................................................................................0.08 mm (0.003 in.) T.I.R.
Lateral Runout .................................................................................... 0.13 mm (0.005 in.) T.I.R.
Shaft End Play .................................................................................... 0.25 mm (0.010 in.) T.I.R.
Shaft Radial Play ................................................................................ 0.08 mm (0.003 in.) T.I.R.
Pilot Diameter Runout ........................................................................ 0.08 mm (0.003 in.) T.I.R.
Backlash ............................................................................................................. 1.0 ° maximum
Weight .......................................................................................................Approximately 21 gm
Terminals ............................................................................................... Gold-plated solder lugs
Soldering Condition
Manual Soldering................................................. 96.5Sn/3.0Ag/0.5Cu solid wire or no-clean
rosin cored wire; 370 °C (700 °F) max. for 3 seconds
Wave Soldering ............96.5Sn/3.0Ag/0.5Cu solder with no-clean flux; 260 °C (500 °F) max.
for 5 seconds
Wash processes ........................................................................................Not recommended
Marking ....................................... Manufacturer’s name and part number, resistance value and
tolerance, linearity tolerance, wiring diagram, and date code.
Ganging (Multiple Section Pots.) ..................................................................... 2 cups maximum
Hardware .......................................... One lockwasher (H-37-2) and one mounting nut (H-38-2)
is shipped with each potentiometer.
1 At room ambient: +25 °C nominal and 50 % relative humidity nominal, except as noted.
2 Consult manufacturer for complete specification details for resistances below 500 ohms and above
100K ohms.
RECOMMENDED PANEL LAYOUT
10.41 ± .08
DIA.
(.410 ± .003)
14.30 ± .05
R
(.563 ± .002)
3.35 +.08/-.03
DIA.
(.132 +.003/-.001)
2.46
RECOMMENDED PCB THICKNESS:
(.097)
MOUNTING TORQUE: 15-18 LB.-IN.
TOLERANCES: EXCEPT WHERE NOTED
.25
.13
DECIMALS: .XX
±
.XXX
±
(.010),
(.005)
FRACTIONS:
±1/64
MM
DIMENSIONS:
( IN.)
2
CCW
WIPER
Recommended Part Numbers
Part Number
Resistance (Ω)
Resolution (%)
1
CLOCKWISE
3
CW
3400S-1-102L
3400S-1-502L
3400S-1-103L
1,000
5,000
10,000
.020
.013
.010
BOLDFACE
LISTINGS ARE IN STOCK AND READILY AVAILABLE
THROUGH DISTRIBUTION.
*RoHS Directive 2002/95/EC Jan. 27, 2003 including annex and
FOR OTHER OPTIONS CONSULT FACTORY.
RoHS Recast 2011/65/EU June 8, 2011.
ROHS IDENTIFIER:
Specifications are subject to change without notice.
L = COMPLIANT
The device characteristics and parameters in this data sheet can and do vary in
different applications and actual device performance may vary over time.
Users should verify actual device performance in their specific applications.
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