BOURNS 6630S1A-B28-R203

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Features
■ Lower profile than Model 6639
■ Optional anti-rotation lug
■ Essentially infinite resolution
■ Optional mechanical stop
■ Excellent rotational life
■ High quality, rugged construction
■ Recommended for HMI applications
■ Cost and space saving
6630 - Precision Potentiometer
Electrical Characteristics1
Product Dimensions
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 infinite
Axial Leaded
9.53 ± 0.38
(.375 ± .015)
SLOT
1.19
1.60 ± 0.25
(.047) X (.063 ± .010)
3
2
DIA.
6.342+.000/-.013
(.2497+.0000/-.0005)
1
Environmental Characteristics1
Operating Temperature Range ................................................................................. -40 °C to +125 °C
Storage Temperature Range .................................................................................... -65 °C to +125 °C
Temperature Coefficient .................................................................................. ±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
MOUNTING SURFACE
22.23 ± 0.79
(.875 ± .031)
1.57 ± 0.05
(.062 ± .002)
9.73 ± 0.38
(.383 ± .015)
9.65 ± 0.50
(.380 ± .020)
3 PLCS.
2.79
(.110)
R
0.66
TYP.
(.026)
CHAMFER
0.64
X 30 ° ± 10 °
(.025)
5.08 ± 0.38
TYP.
(.200 ± .015)
22.23 ± 0.38
DIA.
(.875 ± .015)
3/8 " - 32 UNEF- 2A-THD.
OPTIONAL
ANTI-ROTATIONAL PIN
15.88 ± .025 X 1.143
DIA.
(.0625 ± .0010 X .045)
FROM MOUNTING
SURFACE ON
7.93
RADIUS
(.312)
5.87 ± 0.38
(.231 ± .015)
0.51
(.020)
Radial Leaded
Characteristics1
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 flux.
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.
14.78 ± 1.00
(.582 ± .040)
1.70 ± 0.38
(.067 ± .015)
2.79
(.110)
3 PLCS.
5.08 ± .25
TYP.
(.200 ± .010)
Flatted Shaft
R
6.35
DIA.
(.250)
0.38
MAX.
(.015)
DIA.
6.342+.000/-.013
(.2497+.0000/-.0005)
9.65 ± 0.25
(.380 ± .010)
5.54 +0.00/-0.25
(.218 +.000/-.010)
CHAMFER
0.64
X 30 ° ± 10 °
(.025)
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.
DIMENSIONS:
MM
(INCHES)
2
CCW
WIPER
3
1
CW
CLOCKWISE
*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.
6630 - Precision Potentiometer
Panel Thickness Dimensions
2.46 - 3.81
(.097 - .150)
PANEL
HEX NUT
10.44 ± .07
DIA.
(.411 ± .003)
R
7.93
(.312)
ADDITIONAL HOLE FOR
ANTIROTATION PIN
1.78 +.07/-.02
DIA.
(.070 +.003/-.001)
LOCKWASHER
POT
Anti-rotation pin hole is shown at six o'clock
position for reference only. The actual location is
determined by the customer's application. Refer
to the front view of the potentiometer to see the
location of the optional A/R pin.
Panel thickness and hole diameters are
recommended for best fit. However, customers
may adjust the dimensions to suit their specific
application.
DIMENSIONS:
MM
(INCHES)
TOLERANCES: ±
0.127
(.005)
Specifications are subject to change without notice.
Customers should verify actual device performance in their specific applications.
6630 - Precision Potentiometer
How To Order
6
6 3 0 S 0 D - B 2 8
MODEL DESIGNATOR
Code Description
6630 Precision Potentiometer
- A 1
0
2
RESISTANCE CODE
Code Value in Ohms
102 1,000
202 2,000
502 5,000
103 10,000
203 20,000
BUSHING DESIGNATOR
Code Description
S
3/8 ” D x 3/8 ” L Threaded
TERMINAL CONFIGURATION
Code Description
A
Axial, Solder Lug
R
Radial, Solder Lug
MECHANICAL STOPS
Code Description
0
Without
1
With
SHAFT LENGTH DESIGNATOR
Code Description
28
7/8 ” FMS Long
ANTI-ROTATION LUG
Code Description
A
A/R Lug
D
None
SHAFT STYLE
Code Description
B
1/4 ” Dia. Slotted End
C
1/4 ” Dia. Flatted End
REV. 10/11
Specifications are subject to change without notice.
Customers should verify actual device performance in their specific applications.