.50 NOMINAL
ELECTRICAL
STROKE
.035 .01 TYP.
OVERTRAVEL
EACH END
.312
.002
#4-40 THREAD
.49 NOMINAL
LEADWIRES
.385 .025
.01 6.0
.01
1.26
.078 .005
SHAFT DIA.
STANDARD PRODUCTS ALSO AVAILABLE
WITH .75 In., 1.0 In., 1.5 In. AND 2.0 In.
STROKE LENGTHS
SENSORS & CONTROLS
VOLTAGE RESOLUTION: VIRTUALLY INFINITE
INC.
SPECTRUM
OUTPUT SMOOTHNESS: 0.1 MAX.
MECHANICAL STROKE: 0.570±.020
ACTUATING FORCE: 0.75 Oz. MAX.
SHAFT ROTATION: CONTINUOUS (NO EFFECT)
OPERATING TEMP. RANGE: -65°C To +125°C
RED
BLACK
EXTEND
WHITE
6
OPERATING LIFE: 100 x 10 STROKES MIN.
TOTAL WEIGHT (1-GANG): 0.70 Oz. MAX.
ALLOWABLE SHAFT PLAY: .005 MAX. MISALIGNMENT
INSULATION RESISTANCE: 100 MegΩ MIN.
DIELECTRIC STRENGTH: 1000 VRMS
WIPER CONTACT CURRENT: 10 MilliAmps MAX.
POWER RATING @ 70°C: 0.75 WATT MAX.
RESISTANCE TEMP. COEFFICIENT: 500PPM/°C MAX.
RESISTANCE: 1kΩ TO 10kΩ ±10
ACTIVE ELECTRICAL STROKE: 0.50 In. NOMINAL
OTHER STROKE LENGTHS
AVAILABLE AS NOTED
ELECTRICAL CONTINUITY STROKE: OVER MECH. STROKE
INDEPENDENT LINEARITY: ±1.0
END VOLTAGE: 0.5 MAX.
HOUSING: STAINLESS STEEL (TUBING)
SHAFT AND GUIDE RODS: STAINLESS STEEL
RESISTANCE ELEMENT: CO-MOLDED CONDUCTIVE PLASTIC
ELECTRICAL CONTACTS: MULTI-FINGER PRECIOUS METAL
BEARINGS: VECTRA E130i PLASTIC
LEADWIRES / JACKET: #30 AWG TYPE ET (TEFLON)
SHRINK TUBING JACKET
1/2 In. ACTIVE STROKE
SS&C PART NUMBER RESISTANCE
ELECTRICAL CHARACTERISTICS
STANDARD MODEL MECHANICAL CHARACTERISTICS
STANDARD MODEL
ENVIRONMENTAL CHARACTERISTICS
SCHEMATIC DIAGRAM
STANDARD
MATERIALS OF CONSTRUCTION
E-MAIL: sales@specsensors.com
(800) 880-7730 (530) 273-4608 FAX: (530) 273-0769
424 CROWN POINT CIRCLE, GRASS VALLEY, CA 95945
SPECTRUM SENSORS & CONTROLS, INC.
CONTACT:
5903 Series
STANDARD
PRECISION POTENTIOMETERS
5/16 In. Dia. LINEAR MOTION
STANDARD PRODUCT OFFERING
5903-0105-030 1KΩ ±10%
5903-0505-030 5KΩ ±10%
5903-1005-030 10KΩ ±10%
CO-MOLDED
CONDUCTIVE PLASTIC
RESISTANCE ELEMENT HOUSING
STAINLESS STEEL
PASSIVATED
LEADWIRES
COLOR CODED
#30 AWG
PLASTIC
CONTACTS
PRECIOUS METAL
WIRE HEADER
EPOXY SEALED
CABLE JACKET
SHRINK SLEEVE
END CAP
PLASTIC
MULTI-FINGER
SLIDER
CONTACT
GUIDE RODS
STAINLESS STEEL
WELDED
#4-40 THREADED
STAINLESS STEEL
SHAFT
MOISTURE SEALS, HIGH SHOCK AND VIBRATION
INC.
SENSORS & CONTROLS
SPECTRUM
CAPABILITIES.
RESISTANCE ELEMENT: CO-MOLDED CONDUCTIVE PLASTIC
RESISTANCES (±10 ): 1KΩ, 2KΩ, and 5kΩ
ACTIVE ELECTRICAL STROKE: 0.5, 0.75, 1.0, 1.5, and 2.0 Inches
ELECTRICAL CONTINUITY: THROUGHOUT MECH. STROKE
INDEPENDENT LINEARITY: ±1.0
END VOLTAGE: 0.5 MAX.
VOLTAGE RESOLUTION: VIRTUALLY INFINITE
OUTPUT SMOOTHNESS: 0.1 MAX.
HOUSING: STAINLESS STEEL
SHAFT AND GUIDE RODS: STAINLESS STEEL
INSULATION RESISTANCE: 100 MegΩ MIN.
DIELECTRIC STRENGTH: 1000 VRMS
WIPER CONTACT CURRENT: 10 MilliAmps MAX.
MAX. SHAFT MISALIGNMENT: 0.005 In. PERMISSIBLE
SHAFT ACTIVATION FORCE: 0.75 Oz. MAX.
ROTATIONAL OPERATING LIFE: 100 x 10 STROKES MIN.
6
OPERATING TEMP. RANGE: -65°C To +125°C
MECHANICAL STROKE: ACTIVE STROKE + 0.07 IN.
POWER RATING @ 70°C: 1.0 WATT MAX. PER STROKE INCH
RESISTANCE TEMP. COEFFICIENT: 500PPM/°C MAX.
LEADWIRES / CABLE: #30 AWG TYPE ET (TEFLON)
ELECTRICAL CONTACTS: MULTI-FINGER PRECIOUS METAL
CUSTOM RESISTANCE VALUES (500Ω TO 30kΩ)
AND TOLERANCES AS LOW AS ±5
SPECIAL LINEARITIES AS LOW AS 0.2 , ABSOLUTE
(INDEXED) OR INDEPENDENT OVER SPECIFIED
REGIONS.
SPECIAL ELECTRICAL STROKES (3.5 Inch MAX.)
SPECIAL CABLE OR CONNECTORS
SPECIAL SHAFT LENGTHS AND FEATURES SUCH
AS FLATS, SLOTS, STEPS, YOKES, CLAMPS, AND
ROD ENDS.
SPECIAL ENVIRONMENTAL CAPABILITES SUCH AS
PLASTIC
END CAP
(800) 880-7730 (530) 273-4608 FAX: (530) 273-0769
424 CROWN POINT CIRCLE, GRASS VALLEY, CA 95945
PRECISION POTENTIOMETERS
5903 Series
5/16 In. Dia. LINEAR MOTION
ELECTRICAL CHARACTERISTICS
STANDARD
MECHANICAL CHARACTERISTICS
STANDARD
ENVIRONMENTAL CHARACTERISTICS
STANDARD
MATERIALS OF CONSTRUCTION
AVAILABLE OPTIONS
CONTACT:
SPECTRUM SENSORS & CONTROLS, INC.
STANDARD
E-MAIL: sales@specsensors.com
