
Switch Function
Single pole single throw
Switch Contact Resistance
Insulation Resistance
1,000 megohms minimum across open switch
1,000 megohms minimum between adjacent
closed switches
Dielectric Strength
500 VAC minimum for 1 minute between adjacent
switches
Nonswitching Rating
100 mA or 50 VDC
Switch Capacitance
5.0 pF maximum between adjacent switches
Operating Temperature
–40°C to +85°C
Actuation Life
Series 194 – 7,000 cycles switching 50 mA @ 24 VDC
Series 195 – 2,000 cycles switching 50 mA @ 24 VDC
Allowable Solder Time
Up to 4 seconds with 260°C solder
Vibration
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
Shock
No mechanical damage or changes of switch
settings with 25 G applied
Sealing
Bottom epoxy seal standard
Top tape seal optional
Marking
Special side or top marking available-consult CTS
Electrical and Mechanical Specifications
Technical Data Sheet 4194/195
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Series 194/195 DIP
U.S. Patent # 4,389,549
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
All U.L. 94 V-O plastics used
Series 194 – gold plated contacts
Series 195 – tin-lead plated contacts
Switch Series
194
195
Initial, max.
50 milliohms
100 milliohms
End of life, max.
100 millohms
500 millohms
Series 194 – Premium Gold Plated Contacts
Series 195 – Economical Tin-Lead Plated Contacts