Right Angle DIP Switch
SERIES 78
Right Angle Option
Right Angle
APPLICATIONS
FEATURES
• Easy Access
• SPST Circuitry
• 2-10 and 12 positions available
• Sealed versions available
Telecommunications,computersand
peripherals,instrumentsandcontrols.
Series 78C DIMENSIONS In inches (and millimeters)
LENGTH
SEE TABLE
.137
(3,50)
.059
(1,50)
.100±.004
(2,54±0,10)
.272 MAX
(6,90)
.063
(1,60)
.100±.004
(2,54±0,10)
ON
GH
.389
(9,90)
.039
(1,0)
1 2 3 4 5 6 7 8
Ø.038±.002
(Ø0,97±0,05)
.006±.002
(0,15±0,05)
.055
(1,40)
.100±.024
(2,54±0,60)
.023
(0,60)
.114 MIN
(2,90)
.244±.024
(6,20±0,60)
.100
TYP.
(2,54)
Unless otherwise specified, tolerances are ±0.008 (0,20)
CIRCUITRY
SPECIFICATIONS
Mechanical
Electrical
Mechanical Life: 2000 operations per switch.
Operation Force: 1000gf max.
Stroke: 2.0mm
Operation Temp: -20°C to 70°C
Storage Temp: -40°C to 85°C
Vibration Test: MIL-STD-202F METHOD
201A.
Electrical Life: 2000 operations per switch
24VDC, 25mA.
Non-Switching Rating: 100mA, 50VDC.
Switching rating: 25mA, 24VDC.
Contact Resistance: 50mΩ max. at initial.
Insulation Resistance: (at 500VDC) 100mΩ
min.
(2, 3, 4, 5, 6, 7, 8, 9, 10, 12, POS AVAIL)
Materials
Base: UL94V-0 PBT Thermoplastic.
Color: Black
Cover: UL94V-0 PBT Thermoplastic.
Color: Red
Actuators: UL94V-0 PBT Thermoplastic.
Color: White
Contact: Phosphor bronze with gold plating
over nickel.
Frequency: 10-55-10Hz/1 min.
Directions: X,Y,Z, three mutually
perpendicular directions.
Time: 2 hours each direction.
High reliability.
Shock Test: MIL-STD-202F METHOD 213 B.
CONDITION A.
Gravity: 50G (peak value), 11 msec.
Direction and times: 6 sides and 3 Times
in each direction.
Dielectric Strength: 500VAC/1 minute.
Capacitance: 5pF max.
Circuit: Single pole single throw.
Soldering and Cleaning Process
Forbestresultsfollowtheserecommendations:
Keep switch contacts in “OFF” position for all
operations.
Wave Sodering: Recommended solder
temperature: 500°F (260°C) max 5 seconds.
Hand Soldering: Use a soldering iron of 30
Watts or less, controlled at 608°F (320°C)
approximately2secondswhileapplyingsolder.
Cleaning: Tape sealed versions withstand
cleaning processes.
Tape Seal: Polyester film.
Base and Cover sealed with epoxy.
High reliability.
ORDERING INFORMATION
Series
Number of Positions: See Table, Page B-19
78C08SRA
Right Angle
S= Top Tape Sealed, Blank=Unsealed
Grayhill, Inc.
•
5 6 1 Hillgrove Avenue
•
LaGrange, Illinois 6 0 5 2 5 -5 9 9 7
•
USA • Phone: 7 0 8 -3 5 4 -1 0 4 0
•
Fax: 7 0 8 -3 5 4 -2 8 2 0
•
www.grayhill.com
B-18