5905-01-012-7769 RESISTOR,VARIABLE,WIRE WOUND,PRE Index 5905-01-012-7772 RESISTOR,VARIABLE,NONWIRE WOUND,NONPRECI

National Stock Number:
5905-01-012-7770

Federal Supply Class:
5905

National Item Identification Number:
010127770

Description:
RESISTOR,VARIABLE,WIRE WOUND,PRE

Detail:
A resistor in which a sliding or rolling contact moves over an exposed area of the resistive element to change the ohmic value of the output. The functional tolerance (linearity) of the output is equal to or less than plus or munus 1 percent on linear outputs. Specified outputs such as sine, cosine, tangent, etc., shall be considered to be precision. For items having manually positioned taps designed to be set and fixed prior to use, see RESISTOR, ADJUSTABLE, For items with step by step variation, see RHEOSTAT and RESISTOR, STEP BY STEP. For tandem-mounted items designed to function together as an attenuator (and rated accordingly), see ATTENUATOR, VARIABLE. Excludes RESISTOR (1), VARIABLE, NONWIRE WOUND, NONPRECISION; RESISTOR (1), VARIABLE, NONWIRE WOUND, PRECISION; and RESISTOR (1), VARIABLE, WIRE WOUND, NONPRECISION.


Manufacturer Information:
00030-239404274ROSEMOUNT INC DBA FISHER ROSEMOUNT SERVICE AND SUPPORT
00030-239459885ROSEMOUNT AEROSPACE INC


Techincal Specification:
EFFECTIVE ELECTRICAL ROTATION IN DEG ANGULAR ROTATION360.0 NOMINAL
ELECTRICAL RESISTANCE PER SECTION3.6 KILOHMS SINGLE SECTION
ACTUATOR TRAVEL CONTROL FEATURECONTINUOUS MOTION
ACTUATOR TYPEDOUBLE ENDED SHAFT
AMBIENT TEMP IN DEG CELSIUS PER SECTION AT FULL RATED POWER55.0 SINGLE SECTION
AMBIENT TEMP IN DEG CELSIUS PER SECTION AT ZERO PERCENT RATED POWER75.0 SINGLE SECTION
BODY DIAMETER1.500 INCHES MAXIMUM
BODY LENGTH0.750 INCHES NOMINAL
BODY STYLECYLINDRICAL SERVO MOUNTED
FUNCTION CHARACTERISTIC PER SECTIONSINGLE SECTION LINEAR
FUNCTION CONFORMITY PER SECTIONSINGLE SECTION INDEPENDENT LINEARITY
FUNCTION CONFORMITY TOLERANCE PER SECTION-0.50 TO 0.50 SINGLE SECTION
OVERALL DIAMETER1.656 INCHES MAXIMUM
OVERALL LENGTH5.082 INCHES NOMINAL
MAXIMUM STARTING TORQUE0.35 INCH-OUNCES
MOUNTING LIP DEPTH0.0600 INCHES MINIMUM AND 0.0650 INCHES MAXIMUM
MOUNTING LIP DIAMETER1.5000 INCHES MAXIMUM
MOUNTING METHODCLAMP RING
PILOT DIAMETER1.3110 INCHES MINIMUM AND 1.3120 INCHES MAXIMUM
PILOT LENGTH0.0600 INCHES MINIMUM AND 0.0650 INCHES MAXIMUM
POWER DISSIPATION RATING PER SECTION IN WATTS2.0 FREE AIR SINGLE SECTION
RELIABILITY INDICATORNOT ESTABLISHED
RESISTANCE TOLERANCE PER SECTION IN PERCENT-5.0 TO 5.0 SINGLE SECTION
ROTARY ACTUATOR TRAVEL IN ANGULAR DEG360.0 NOMINAL
SECTION QUANTITY1
SHAFT BEARING TYPEBEARING
SHAFT DIAMETER0.187 INCHES MINIMUM AND 0.1875 INCHES MAXIMUM
SHAFT LENGTH3.712 INCHES MINIMUM AND 3.717 INCHES MAXIMUM
SHAFT RADIAL PLAY0.001 INCHES
SHAFT STYLEROUND, STEPPED
TERMINAL LOCATIONRADIALLY POSITIONED OVER LESS THAN HALF THE CIRCUMFERENCE
TERMINAL TYPE AND QUANTITY3 TURRET
UNDERCUT DIAMETER1.311 INCHES MINIMUM AND 1.312 INCHES MAXIMUM
UNDERCUT DIAMETER0.124 INCHES MINIMUM AND 0.1248 INCHES MAXIMUM
UNDERCUT LENGTH0.150 INCHES NOMINAL
UNDERCUT WIDTH0.0600 INCHES MINIMUM AND 0.0650 INCHES MAXIMUM


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