2557878-1
Resistors
RESISTOR,VARIABLE,WIRE WOUND,PRECISION
2557878-1
RESISTOR,VARIABLE,WIRE WOUND,PRECISION
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Technical Characteristics
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Overall Length
2.541 inches minimum and 2.603 inches maximum
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Maximum Starting Torque
0.80 inch-ounces
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Shaft Style
round
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Maximum Running Torque
0.80 inch-ounces
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Body Style
cylindrical servo mounted
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Pilot Diameter Runout
0.00100 inches
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Mounting Lip Depth
0.09300 inches nominal
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Ambient Temp In Deg Celsius Per Section At Zero Percent Rated Power
125.0 single section
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Shaft Radial Play
0.002 inches
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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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Actuator Type
single shaft
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Reliability Indicator
not established
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Overall Diameter
1.716 inches minimum and 1.721 inches maximum
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Pilot Length
0.06200 inches nominal
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Actuator Travel Control Feature
continuous motion
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Mounting Method
clamp ring
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Resistance Tolerance Per Section In Percent
-10.0/+10.0 all sections
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Terminal Location
radially positioned over less than half the circumference
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Function Characteristic Per Section
single section equation
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Shaft Runout
0.001 inches
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Pilot Diameter
1.31200 inches minimum and 1.31250 inches maximum
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Undercut Width
0.07300 inches nominal
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Ambient Temp In Deg Celsius Per Section At Full Rated Power
25.0 single section
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Function Conformity Tolerance Per Section
-1.00/+1.00 all sections
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Body Diameter
1.432 inches minimum and 1.442 inches maximum
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Undercut Diameter
1.312 inches nominal
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Terminal Type And Quantity
3 turret
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Terminal Length
0.281 inches nominal
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Electrical Resistance Per Section
10.000 percent, rated amperes c and better finish
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Section Quantity
2
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Body Length
1.900 inches nominal
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Power Dissipation Rating Per Section In Watts
2.0 free air single section
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Shaft Length
0.641 inches minimum and 0.703 inches maximum
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Shaft Bearing Type
ball
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Electrical Resistance Per Section
10.000 percent, rated amperes c and better industrial clears
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Mounting Lip Diameter
1.43200 inches minimum and 1.44200 inches maximum
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Effective Electrical Rotation In Deg Angular Rotation
340.0 nominal
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Temp Coefficient Of Resistance Per Section In Ppm Per Deg Celsius
-20.0/+20.0 single section
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Function Conformity Per Section
single section independent linearity
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Shaft End Play
0.00600 inches
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Test Data Document
10001-2557878 drawing (this is the basic governing drawing, such as a contractor drawing, original equipment manufacturer drawing, etc.; excludes any specification, standard or other document that may be referenced in a basic governing drawing)
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Shaft Diameter
0.187 inches nominal