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A ROTARY POSITION SENSOR, USED AS A POTENTIOMETER. THE SENSOR HAS AN OPERATIONAL SPEED OF 120 RPM. THE MAXIMUM SUPPLY VOLTAGE ACROSS THE ELEMENT IS APPROXIMATELY 42 VDC. THE SENSOR IS USED ON MACHINERY WHERE ROTARY POSITION NEEDS TRANSLATING TO AN ELECTRICAL OUTPUT. TYPICAL APPLICATIONS ARE: THROTTLE POSITION SENSING AND GEARBOX GEAR SELECTION ON CARS. MAXIMUM CURRENT DRAW THROUGH THE WIPER IS LESS THAN 1 MICRO AMP, VOLTAGE IS APPLIED ACROSS THE ELEMENT; THE OUTPUT IS FED IN TO A HIGH IMPEDENCE METER AND AS THE SHAFT IS ROTATED THE CHANGING RESISTANCE GIVES AN OUTPUT VOLTAGE PROPORTIONAL TO THE SHAFT POSITION.

A FOOT MEASURING DEVICE, FOR USE IN RETAIL FOOTWEAR STORES. THE DEVICE IS MADE OF ALUMINIUM AND PROVIDES SHOE SIZE INDICATION FOR THREE DIFFERENT MEASUREMENTS: HEEL TO TOE LENGTH, ARCH LENGTH (HEEL TO BALL) AND WIDTH. THE DEVICE INCORPORATES LEFT AND RIGHT HEEL CUPS, MOVEABLE WIDTH BAR AND MOVEABLE ARCH LENGTH POINTER. THE MEASUREMENTS ARE TAKEN WHEN THE CUSTOMER IS STANDING.

A MECHANICAL CALIPER USED DOWNHOLE TO MEASURE THE DIAMETER OF A WELLBORE/PIPELINE TO CHECK FOR DEFORMATION OR ANOMALIES. THE TOOL HAS 15 FEELERS TRIGGERED BY UPWARD MOVEMENT. FEELER DATA IS SCRIBED ON CHROME STEEL CHART WHICH IS HOUSED INSIDE THE TOOL. THE CHART IS DRIVEN BY DRIVE WHEEL. THE TOOL IS RUN ON STANDARD SLICKLINE AND NO SPECIAL DOWNHOLE OR SURFACE DATA IS REQUIRED TO RUN THE CALIPER. THE TOOL HAS HIGH TEMPERATURE AND PRESSURE LIMITS (600 DEGF AND 20,000 PSI) AND CAN BE USED IN HIGH TEMPERATURE, HIGH PRESSURE ENVIRONMENTS.

A BRUSHLESS RESOLVER FOR FEEDBACK/POSITION CONTROL IN A SERVO MOTOR. THE PRODUCT IS A RESOLVER CONSISTING OF A WOUND STATOR AND A WOUND ROTOR, THE RESOLVER CONTINUOUSLY MEASURES THE ANGULAR POSITION OF THE MOTOR ROTOR. THE STATOR IS FIXED TO THE MOTOR HOUSING AND THE ROTOR IS ATTACHED ONTO THE ROTATING MOTOR SHAFT. THE RESOLVER ITSELF CONTAINS NO ELECTRONIC COMPONENTS. THE RESOLVER IS CONSISTING OF A CYLINDRICAL ENCLOSURE WITH INSULATED LEAD WIRES AND A SMALL PLUG CONNECTOR ATTACHED.

MANUAL FOLDING PLATE PASTURE METER USED TO MEASURE THE HEIGHT OF GRASS AND ACCOUNTS FOR PASTURE DENSITY. TWO COUNTERS TOTAL THE METER READINGS TAKEN AND COUNT THE NUMBER OF INDIVIDUAL READINGS, ALLOWING QUICK AND EASY CALCULATION READINGS FOR EACH PADDOCK.