212T0111S332RA

DIGI-KEY 08/15/06’ CTS COMPONENTS TAIWAN, LTD. ENGINEERING SPECIFICATION SPECIFICATION : 212 SERIES SELECTOR SWITCH SPEC NO. EN-SPE-212001A DATE PAGE OF 03-19-02’ 1 OF 2 1.0 GENERAL： 1.0 THIS SPECIFICATION APPLIES TO THE SELECTOR SWITCH 212 SERIES （ROTARY TYPE）STANDARD AND CUSTOMER CONFIGURATION 1.1 OPERATING TEMPERATURE RANGE： -20 ºC TO +110 ºC 1.2 STORAGE TEMPERATURE RANGE： -20 ºC TO +110 ºC 2.0 MECHANICAL CHARACTERISTICS： 2.1 INDEXING：DOUBLE BUMP SPRING HILL AND VALLEY DETENT WITH 30º INDEXING FOR 2 THROUGH 12 POSITIONS OR CONTINUOUS ROTATION 2.2 DETENT ROTATIONAL LIFE：25,000 CYCLES THRU 12 POSITIONS AND RETURN AT 10 CYCLES PER MINUTE TORQUE：AS REQUIRED UP TO 48 inch. oz ( 3.4 kg-cm ) 2.3 STOP STRENGTH： STANDARD：15 inch-lbs（17 kg-cm） 2.4 MATERIAL： SHAFT： ■ ALUM □ BRASS □ BRASS WITH NI-PLATED □ BRASS WITH ZINC PLATED □ BUSHING： □ BRASS WITH NI-PLATED ■ BRASS □ BRASS WITH ZINC PLATED DETENT SPRING： STAINLESS STEELS ,OR SPRING BRASS DEPENDING ON TORQUE REQUIREMENT. DETENT PLATE： STEEL CONTACT： SILVER PLATED PHOSOPHER BRONZE TERMINAL： SILVER PLATED BRASS STANDARD STATOR： GLASS REINFORCED PPA UL FLAME CLASS 94V-0 ROTOR AND ROTOR COVER： NYLON 66 UL FLAME CLASS 94V-2 A ITEM 4.0 ADDED 08-02-05 SM 0 RELEASED 03-19-02 ML SYM REVISION DATE BY WRITTEN BY : S.M.TSAI REVIEWED BY : H.Y.LIN APPROVED BY : T.J.LEE *CTS(T)F-013 SYM CUSTOMER REVISION : DISTRIBUTION : DATE GENERAL BY CTS COMPONENTS TAIWAN, LTD. ENGINEERING SPECIFICATION SPECIFICATION : 212 SERIES SELECTOR SWITCH SPEC NO. EN-SPE-212001A DATE PAGE OF 03-19-02’ 2 OF 2 3.0 ELECTRICAL CHARACTERISTICS： 3.1 CONTACT RESISTANCE：0.015 OHMS MAX MEASURED FROM ONE TERMINAL TO AN ADJACENT TERMINAL.（WHEN IS NOT ADJACENT, UP TO 180º APART, WILL MEASURE MUCH HIGHER DUE TO THE EXTRA METAL IN THE CIRCUIT）. THE CIRCUIT RESISTANCE CHECK MEASURE ALL THE METAL IN THE CIRCUIT. 3.2 CONTACT LIFE：ROTATION THROUGH 12 POSITIONS AND RETURN WITHOUT APPRECIABLE RISE IN CONTACT RESISTANCE UNLOADED： 50,000 CYCLES LOADED（RESISTIVE）： 10,000 CYCLES 3.3 RATING： ¾ AMP @ ¼ AMP @ ½ AMP @ ¼ AMP @ 3.4 125 VAC 250 VDC ( SHORTING TYPE ONLY ) 125 VDC ( SHORTING TYPE ONLY ) 28 VDC ( SPECIAL RATING) HI POT TEST： BETWEEN ADJACENT 15 DEG. CIRCUITS：750 VAC RMS FOR 1 MINUTE BETWEEN GROUND AND NEAREST TERMINAL：1500 VAC FOR 1 MINUTE THE TEST VOLTAGE SHALL BE APPLIED BETWEEN ALL EVEN-NUMBERED CONTACTS TIED TOGETHER AND ALL ODD-NUMBERED CONTACTS TIED TOGETHER AND BETWEEN EACH OF THIS GROUP AND THE SWITCH FRAME FOR EACH SWITCH. 4.0 RoHS COMPLIANCE： THIS PART IS COMPLIANT WITH EU RoHS DIRECTIVE. SYM WRITTEN BY REVISION : S.M.TSAI REVIEWED BY : H.Y.LIN APPROVED BY : T.J.LEE *CTS(T)F-013 DATE BY SYM CUSTOMER REVISION : DISTRIBUTION : DATE GENERAL BY 212 SOLDERING PROCESS 325 PREHEAT SOLDERING 275 CLEANING 260℃, 5 sec 225 175 150℃, 80 sec 125 65℃, 80 sec 75 25 ROOM TEMP. 00 1 2 3 4 120 5 6 7 240 8 9 10 360 11 480 12 13 14 15 16 17 18 19 20 21 22 23 24 25 600 Time (sec) 1.The temperature is referring to PC board, soldering or cleaning water temperature.