5930-01-181-4638, SWITCH,CODE INDICATING WHEEL

National Stock Number:
5930-01-181-4638

Federal Supply Class:
5930

National Item Identification Number:
011814638

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:

7240-4020	1CX88	ALLIEDSIGNAL INC OCEAN SYSTEMS DIV
7240-4020	65960	SCIENCE APPLICATIONS INTL CORP RANGE SYSTEMS
8874-1	07126	ELECTRO SWITCH CORP.
7240-4020	88898	THE JOHNS HOPKINS UNIVERSITY APPLIED PHYSICS LABORATORY LLC

Techincal Specification:

ACTUATOR TYPE	THUMBWHEEL SINGLE ACTUATOR
COLOR	BLACK SINGLE BODY
COLOR	BLACK SINGLE INDICATOR BACKGROUND
COLOR	WHITE SINGLE INDICATOR MARKING
CONTACT ARRANGEMENT TRUTH TABLE	BCD, 1 POLE - 16 POSITIONS SINGLE SECTION
CONTACT LOAD CURRENT RATING	125.0 MILLIAMPERES RESISTIVE LOAD AC AT SEA LEVEL
CONTACT LOAD CURRENT RATING	125.0 MILLIAMPERES RESISTIVE LOAD DC AT SEA LEVEL
CONTACT VOLTAGE RATING IN VOLTS	28.0 AC AT SEA LEVEL
CONTACT VOLTAGE RATING IN VOLTS	28.0 DC AT SEA LEVEL
INDIVIDUAL SECTION QUANTITY	1
LONGEST HORIZONTAL DISTANCE BETWEEN MOUNTING CENTERS	1.090 INCHES NOMINAL SINGLE MOUNTING FACILITY
LONGEST VERTICAL DISTANCE BETWEEN MOUNTING CENTERS	0.900 INCHES NOMINAL SINGLE MOUNTING FACILITY
MOUNTING FACILITY PATTERN	FOUR POSITION RECTANGULAR SINGLE MOUNTING FACILITY
MOUNTING METHOD	BRACKET AND UNTHREADED HOLE SINGLE MOUNTING FACILITY
OPERATING TEMP RANGE	-65.0 TO 85.0 CELSIUS
OVERALL HEIGHT	1.785 INCHES NOMINAL
OVERALL LENGTH	1.260 INCHES NOMINAL
OVERALL WIDTH	1.150 INCHES NOMINAL
PRECIOUS MATERIAL AND LOCATION	CIRCUIT BOARD SURFACES GOLD
PRECIOUS MATERIAL	GOLD
READOUT INDICATOR MARKING	0,1,2,3,4,5,6,7,8,9,10,11,12,13,14,15 SINGLE SECTION
STYLE DESIGNATOR	RECTANGULAR INLINE INDICATING
SWITCH ACTUATOR INDEXING POSITION QUANTITY	16 SINGLE ACTUATOR
TERMINAL TYPE	PRINTED CIRCUIT
UNTHREADED MOUNTING HOLE DIAMETER	0.100 INCHES NOMINAL SINGLE MOUNTING FACILITY

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