757-6221
Resistors
RESISTOR,VARIABLE,WIRE WOUND,NONPRECISION
757-6221
RESISTOR,VARIABLE,WIRE WOUND,NONPRECISION
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Technical Characteristics
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Function Conformity Tolerance Per Section
-0.25/+0.25 3rd section
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Standard Taper Curve Per Section
a 4th section
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Body Diameter
1.750 inches nominal
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Mounting Method
clamp ring
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Function Conformity Per Section
2nd section independent linearity
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Terminal Location
radially positioned over less than half the circumference
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Electrical Resistance Per Section
200.0 percent, rated amperes c and better v.g. stepping
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Special Features
sections 1-3 are precision variable resistors and section 4 is not
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Shaft Runout
0.001 inches
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Features Provided
humidity proof
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Power Dissipation Rating Per Section In Watts
2.5 free air all sections
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Pilot Diameter
1.5610 inches minimum and 1.5620 inches maximum
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Shaft End Play
0.005 inches
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Shaft Diameter
0.2494 inches minimum and 0.2499 inches maximum
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Maximum Running Torque
0.60 inch-ounces
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Shaft Bearing Type
ball
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Terminal Type And Quantity
16 tab, solder lug
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Temp Coefficient Of Resistance Per Section In Ppm Per Deg Celsius
-20.0/+20.0 all sections
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Section Quantity
4
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Function Conformity Per Section
3rd section independent linearity
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Mounting Lip Diameter
1.7500 inches nominal
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Effective Electrical Rotation In Deg Angular Rotation
335.0 minimum and 337.0 maximum
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Function Conformity Per Section
1st section independent linearity
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Function Characteristic Per Section
8 oclock all primaries
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Maximum Starting Torque
0.70 inch-ounces
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Electrical Resistance Per Section
50.0 percent, rated amperes c and better industrial clears
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Undercut Diameter
1.561 inches minimum and 1.562 inches maximum
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Ambient Temp In Deg Celsius Per Section At Full Rated Power
60.0 all sections
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Resistance Tolerance Per Section In Percent
-5.0/+5.0 all sections
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Pilot Diameter Runout
0.001 inches
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Shaft Style
round
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Mounting Lip Depth
0.0930 inches nominal
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Undercut Width
0.0730 inches minimum
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Function Conformity Tolerance Per Section
-0.50/+0.50 1st section
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Electrical Resistance Per Section
50.0 percent, rated amperes c and better select
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Fixed Tap Quantity Per Section
1 all sections
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Shaft Radial Play
0.001 inches
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Body Style
cylindrical servo mounted
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Electrical Resistance Per Section
125.0 percent, rated amperes c and better finish
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Function Characteristic Per Section
10 oclock all primaries
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Body Length
2.681 inches maximum
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Ambient Temp In Deg Celsius Per Section At Zero Percent Rated Power
90.0 all sections
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Rotary Actuator Travel In Angular Deg
360.0 nominal
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Lateral Runout
0.002 inches
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Shaft Length
0.718 inches minimum and 0.782 inches maximum
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Pilot Length
0.0620 inches nominal
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Actuator Type
single shaft
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Function Characteristic Per Section
9 oclock all primaries
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Reliability Indicator
not established
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Function Conformity Tolerance Per Section
-0.25/+0.25 2nd section
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Actuator Travel Control Feature
continuous motion
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Fragility Factor
moderately rugged