5930-01-220-9681, SWITCH,CODE INDICATING WHEEL

5905-01-220-9682 RESISTOR,FIXED,WIRE WOUND,NONIND

National Stock Number:
5930-01-220-9681

Federal Supply Class:
5930

National Item Identification Number:
012209681

Description:
SWITCH,CODE INDICATING WHEEL

Detail:
A SWITCH WHICH IS EXTERNALLY ACTUATED BY A THUMBWHEEL AND/OR PUSHBUTTON. A LEGEND OR MESSAGE IS VISUALLY DISPLAYED AT EACH POSITION OF THE INDICATING WHEEL WHICH CORRESPONDS TO ELECTRICALLY CODED OUTPUT. ELECTRICALLY CODED OUTPUT IS ACHIEVED BY ROTATING A SET OF BRUSH CONTACTS PERMANENTLY ATTACHED TO THE CODE INDICATING WHEEL, AGAINST A STATIONARY COMMUTATOR WHICH IS USUALLY A PRINTED WIRING BOARD HAVING ELECTRICAL PADS OR CONTACTS WHICH ARE INTERCONNECTED BY THE ROTATING BRUSH CONTACTS. MAY HAVE ADDITIONAL ELECTRICAL COMPONENTS (SUCH AS RESISTORS, CAPACITORS, DIODES) PREMOUNTED ON THAT PORTION OF PRINTED WIRING BOARD WHICH EXTENDS BEYOND THE BACK OF SWITCH HOUSING.

Manufacturer Information:

T20-03MH

01963

CHERRY ELECTRICAL PRODUCTS CORP

Techincal Specification:

ACTUATOR TYPE	THUMBWHEEL ALL ACTUATORS
COLOR	BLACK EACH BODY
COLOR	BLACK EACH INDICATOR BACKGROUND
COLOR	WHITE EACH INDICATOR MARKING
CONTACT ARRANGEMENT TRUTH TABLE	BCD, 1 POLE - 10 POSITIONS EACH SECTION
CONTACT LOAD CURRENT RATING	500.0 MILLIAMPERES RESISTIVE LOAD AC AT SEA LEVEL
CONTACT LOAD CURRENT RATING	500.0 MILLIAMPERES RESISTIVE LOAD DC AT SEA LEVEL
CONTACT VOLTAGE RATING IN VOLTS	240.0 AC AT SEA LEVEL
CONTACT VOLTAGE RATING IN VOLTS	240.0 DC AT SEA LEVEL
HAZARDOUS LOCATIONS/ENVIRONMENTAL PROTECTION	SHOCK RESISTANT AND VIBRATION RESISTANT
INDIVIDUAL SECTION QUANTITY	3
LONGEST HORIZONTAL DISTANCE BETWEEN MOUNTING CENTERS	2.090 INCHES NOMINAL SINGLE MOUNTING FACILITY
LONGEST VERTICAL DISTANCE BETWEEN MOUNTING CENTERS	0.900 INCHES NOMINAL SINGLE MOUNTING FACILITY
OVERALL HEIGHT	1.665 INCHES NOMINAL
OVERALL LENGTH	2.260 INCHES NOMINAL
OVERALL WIDTH	1.146 INCHES NOMINAL
MOUNTING FACILITY PATTERN	FOUR POSITION RECTANGULAR SINGLE MOUNTING FACILITY
MOUNTING METHOD	BRACKET(S) AND UNTHREADED HOLE(S) SINGLE MOUNTING FACILITY
PRECIOUS MATERIAL AND LOCATION	PRINTED CIRCUIT BOARD SURFACES GOLD
PRECIOUS MATERIAL	GOLD
READOUT INDICATOR MARKING	0,1,2,3 FIRST SECTION
READOUT INDICATOR MARKING	0,1,2,3,4,5,6,7,8,9 THIRD SECTION
READOUT INDICATOR MARKING	0,1,2,3,4,5,6,7,8,9 SECOND SECTION
UNTHREADED MOUNTING HOLE DIAMETER	0.100 INCHES NOMINAL SINGLE MOUNTING FACILITY
STYLE DESIGNATOR	RECTANGULAR INLINE INDICATING
SWITCH ACTUATOR INDEXING POSITION QUANTITY	10 SECOND ACTUATOR
SWITCH ACTUATOR INDEXING POSITION QUANTITY	10 THIRD ACTUATOR
SWITCH ACTUATOR INDEXING POSITION QUANTITY	4 FIRST ACTUATOR
TERMINAL TYPE	PRINTED CIRCUIT

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