Series 194/195 DIP
®
Side actuated,
through hole
DIP switches
Features
Optimized Mechanical Features
• SPST switching functions
• Enclosed actuators shield contacts from
foreign particles throughout life of switch
• Reliable tape top seal optional/bottom epoxy seal
standard
• Standard 2.54mm (.100") x 7.62mm (.300") DIP centers
• Complete marking on front side includes all information: ON
direction, pole number, logo, part number and date code
Optimized Contact System
• Contact wiping on make and break
• Lock-over-center design provides positive detent action
• Optimized, active contact design incorporating a dimple-
to-flat surface wiping interface with high contact force
• Insert molded base halves, of high temperature plastic,
ensure mechanical integrity of contacts and terminals
through soldering operations
Materials
U.S. Patent # 4,389,549
• All U.L. 94 V-O plastics used
• Series 194 – gold plated contacts
• Series 195 – tin-lead plated contacts
Series 194 – Premium Gold Plated Contacts
Series 195 – Economical Tin-Lead Plated Contacts
Electrical and Mechanical Specifications
Switch Function
Actuation Life
Single pole single throw
Series 194 – 7,000 cycles switching 50 mA @ 24 VDC
Series 195 – 2,000 cycles switching 50 mA @ 24 VDC
Switch Contact Resistance
Allowable Solder Time
Switch Series
Initial, max.
End of life, max.
100 millohms
500 millohms
194
195
50 milliohms
100 milliohms
Up to 4 seconds with 260°C solder
Vibration
Insulation Resistance
No mechanical damage or changes of switch
settings during or after testing, when tested
in three mutually perpendicular planes at
10-50 Hz sweep or at 60 Hz constant vibration
1,000 megohms minimum across open switch
1,000 megohms minimum between adjacent
closed switches
Dielectric Strength
Shock
500 VAC minimum for 1 minute between adjacent
switches
No mechanical damage or changes of switch
settings with 25 G applied
Nonswitching Rating
Sealing
100 mA or 50 VDC
Bottom epoxy seal standard
Top tape seal optional
Switch Capacitance
5.0 pF maximum between adjacent switches
Marking
Special side or top marking available-consult CTS
Operating Temperature
–40°C to +85°C
Technical Data Sheet 4194/195
C T S C O R P O R A T I O N / M A N U F A C T U R E R O F R E L I A B L E E L E C T R O N I C C O M P O N E N T S
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