Features
■ Lower profi le than Model 6639
■ Essentially infi nite resolution
■ Excellent rotational life
■ High quality, rugged construction
■ Recommended for HMI applications
■ Cost and space saving
■ Optional anti-rotation lug
■ Optional mechanical stop
6630 - Precision Potentiometer
*RoHS Directive 2002/95/EC Jan. 27, 2003 including annex and RoHS Recast 2011/65/EU June 8, 2011.
Specifi cations are subject to change without notice.
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 specifi c applications.
Electrical Characteristics
1
Standard Resistance Range....................................................................................... 1K to 20K ohms
Total Resistance Tolerance ..........................................................................................................±15 %
Independent Linearity .................................................................................................................±2.0 %
Effective Electrical Angle .......................................................................................................340 ° +3 °
End Voltage ................................................................................................................. 0.5 % maximum
Output Smoothness ......................................................................................................................0.1 %
Dielectric Withstanding Voltage (MIL-STD-202, Method 301)
Sea Level .......................................................................................................... 750 VAC minimum
Power Rating (Voltage Limited By Power Dissipation or 300 VAC, Whichever is Less)
+70 °C ................................................................................................................................ 1.0 watt
+125 °C ................................................................................................................................. 0 watt
Insulation Resistance (500 VDC) ..................................................................... 10 megohms minimum
Resolution................................................................................................................. Essentially infi nite
Environmental Characteristics
1
Operating Temperature Range ................................................................................. -40 °C to +125 °C
Storage Temperature Range .................................................................................... -65 °C to +125 °C
Temperature Coeffi cient .................................................................................. ±500 ppm/°C maximum
Vibration ........................................................................................................................................ 15 G
Wiper Bounce ......................................................................................... 0.1 millisecond maximum
Total Resistance Shift ..............................................................................................................±5 %
Voltage Ratio Shift ................................................................................................................±0.5 %
Shock............................................................................................................................................. 50 G
Wiper Bounce ......................................................................................... 0.1 millisecond maximum
Total Resistance Shift ..............................................................................................................±5 %
Voltage Ratio Shift ................................................................................................................±0.5 %
Load Life ................................................................................................................. 1,000 hours, 1 watt
Total Resistance Shift ............................................................................................................±10 %
Rotational Life (No Load)............................................................................5,000,000 shaft revolutions
Total Resistance Shift ........................................................................................... ±10 % maximum
Moisture Resistance (MIL-STD-202, Method 106)
Total Resistance Shift ............................................................................................................±15 %
IP Rating ........................................................................................................................................IP 40
Mechanical Characteristics
1
Mechanical Angle .......................................................... Continuous, Stops (340 ° +8 °, -0 °) available
Torque (Starting & Running)
2
................................................................... 0.40 N-cm (0.5 oz.-in.) max.
Mounting............................................................................ 170-200 N-cm (15-18 lb.-in.) maximum
Shaft Runout................................................................................................. 0.13 mm (0.005 in.) T.I.R.
Shaft End Play .............................................................................................. 0.13 mm (0.005 in.) T.I.R.
Shaft Radial Play .......................................................................................... 0.13 mm (0.005 in.) T.I.R.
Backlash ........................................................................................................................ 0.1 º maximum
Weight ........................................................18 gm (6539 Servo Mount), 24 gm (6639 Bushing Mount)
Terminals ....................................................................................................Axial and radial 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 fl ux.
Marking ..................................................Manufacturer’s name and part number, resistance value and
tolerance, linearity tolerance, wiring diagram, and date code.
Ganging (Multiple Section Pots) .................................................................................. 1 cup maximum
Hardware .................................................... One lockwasher (H-37-2) and one mounting nut (H-38-2)
is shipped with potentiometer.
1
At room ambient: +25 °C nominal and 50 % relative humidity, except as noted.
2
2.82 N-cm (4.0 oz.-in.) max. at -40 °C.
Product Dimensions
SLOT
MOUNTING SURFACE
22.23 ± 0.79
(.875 ± .031)
0.38
(.015)
R MAX.
0.66
(.026)
7.93
(.312)
RADIUS
DIA.
OPTIONAL
ANTI-ROTATIONAL PIN
FROM MOUNTING
SURFACE ON
1.57 ± 0.05
(.062 ± .002)
0.51
(.020)
5.08 ± 0.38
(.200 ± .015)
5.54 +0.00/-0.25
(.218 +.000/-.010)
6.35
(.250)
DIA.
Axial Leaded
Radial Leaded
2.79
(.110)
0.64
(.025)
X 30 ° ± 10 °
5.87 ± 0.38
(.231 ± .015)
22.23 ± 0.38
(.875 ± .015)
9.53 ± 0.38
(.375 ± .015)
9.65 ± 0.25
(.380 ± .010)
9.65 ± 0.50
(.380 ± .020)
9.73 ± 0.38
(.383 ± .015)
6.342+.000/-.013
(.2497+.0000/-.0005)
15.88 ± .025 X 1.143
(.0625 ± .0010 X .045)
3 PLCS.
TYP.
TYP.
R
1
2
3
DIA.
14.78 ± 1.00
(.582 ± .040)
DIA.
(.047)
X
(.063 ± .010)
1.19 1.60 ± 0.25
CHAMFER
3/8 " - 32 UNEF- 2A-THD.
5.08 ± .25
(.200 ± .010)
TYP.
1.70 ± 0.38
(.067 ± .015)
2.79
(.110)
3 PLCS.
Flatted Shaft
DIA.
6.342+.000/-.013
(.2497+.0000/-.0005)
0.64
(.025)
X 30 ° ± 10 °
CHAMFER
DIMENSIONS:
MM
(INCHES)
1
3
CW
CLOCKWISE
CCW
2
WIPER
