212U0112S220MN4 datasheet, PDF

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212U0112S220MN4: DescriptionRotary Switch, 12 Positions, SP12T, Latched, 1A, 28VDC, Solder Terminal, Through Hole-straight, ROHS COMPLIANT; CategoryMechanical and electronic products switch; File Size473KB，3 Pages; ManufacturerCTS; Environmental Compliance

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212U0112S220MN4 Overview

Rotary Switch, 12 Positions, SP12T, Latched, 1A, 28VDC, Solder Terminal, Through Hole-straight, ROHS COMPLIANT

212U0112S220MN4 Parametric

Parameter Name	Attribute value
Is it Rohs certified?	conform to
package instruction	ROHS COMPLIANT
Reach Compliance Code	unknow
ECCN code	EAR99
Contact (AC) maximum rated R load	.75A@125VAC
Maximum contact current (AC)	0.75 A
Maximum contact current (DC)	1 A
Contact (DC) maximum rated R load	1A@28VDC
Maximum contact voltage (AC)	125 V
Maximum contact voltage (DC)	28 V
Electrical life	25000 Cycle(s)
Graduation angle	60 deg
JESD-609 code	e4
Manufacturer's serial number	212
Installation features	THROUGH HOLE-STRAIGHT
Number of positions	12
Number of switching segments	1
surface mount	NO
Switch action	LATCHED
switch function	SP12T
Switch type	ROTARY SWITCH
Terminal surface	Silver (Ag)
Termination type	SOLDER
Base Number Matches	1

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Series 212

CTS 212 Rotary

Switches

Features

• Hill and valley detent

• Balanced double bump detent spring

• Excellent feel

• 30˚ or 60˚ indexing

• Spring return styles available

• Adjustable stop available

• Solder lug and printed circuit terminals available

• Molded stator prevents solder from flowing into

the circuit

• Custom switching patterns available

• Index or wafers are available separately

• RoHS compliant

Electrical and Mechanical Specifications

Indexing

Bushing Lengths

Standard: 3/8"-32 UNEF-2A Thread,1/4" (6.35mm)

Double bump spring hill and valley detent with standand

or 3/8" (9.53mm) long.

30° indexing for 2 through 12 positions or with special

Special Lengths: Available as required

60° indexing from 2 to 6 positions.

Special 90° indexing consult CTS

Locating Lugs

Voltage and Current Rating

Standard:Left side .531" (13.5mm) radius

UL Rating: 3/4 amp at 125 VAC (shorting type only)

Special:Right side .531" (13.5mm) radius or no lug

Special Rating: 1/4 amp at 28 VDC (shorting or non shorting)

Shaft Trim

1 amp at 28 VDC (shorting type only)

Standard:Plain round

Contact Resistance

Special:Flat, slot, knurl, or mixed (flat with slot)

15 milliohms max. when measured from adjacent terminals

Frames

Stop Strength

Machine screw, bolt & nut, or rivet construction

15 in-lb (17.3Kgf-cm).

Torque

Lubrication

Up to 48 in-oz. (3.5Kgf-cm).

Special lubrication is used sufficient for the life

of the index assembly under normal hand operation.

Detent Rotational Life

Standard:25,000 cycles through 12 positions and

return at 10 cycles per minute.

Materials

Shaft:Aluminum or unplated brass at CTS option

Bushing:Standard — Brass

Detent Spring: Spring brass or nickel silver depending

on torque requirements

Front Plate: Zinc plated or nickel plated plated steel at CTS option

Rotor Contacts, Stator Contacts and Terminals: Silver plated

brass standard

Stator Insulator: Glass reinforced thermoset material

1-3

CTS Electronic Components

www.ctscorp.com

6/30/05

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