Right Angle DIP Switch
SERIES 78
Right Angle Option
FEATURES
• Easy Access
• SPST Circuitry
• 2-10 and 12 positions available
• Sealed versions available
Right Angle
APPLICATIONS
Telecommunications, computers and
peripherals, instruments and controls.
DIP Switches
Series 78C DIMENSIONS
.059
(1,50)
In inches (and millimeters)
.100±.004
(2,54±0,10)
.100±.004
(2,54±0,10)
LENGTH
SEE TABLE
.137
(3,50)
.272 MAX
(6,90)
ON
GH
.389
(9,90)
.063
(1,60)
.039
(1,0)
Ø.038±.002
(Ø0,97±0,05)
.055
(1,40)
.023
(0,60)
.100 TYP.
(2,54)
1 2 3 4 5 6 7 8
.006±.002
(0,15±0,05)
.100±.024
(2,54±0,60)
.114 MIN
(2,90)
.244±.024
(6,20±0,60)
Unless otherwise specified, tolerances are ±0.008 (0,20)
SPECIFICATIONS
Mechanical
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.
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.
High reliability.
CIRCUITRY
Electrical
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.
Dielectric Strength:
500VAC/1 minute.
Capacitance:
5pF max.
Circuit: Single pole single throw.
(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.
Tape Seal:
Polyester film.
Base and Cover sealed with epoxy.
Soldering and Cleaning Process
For best results follow these recommendations:
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)
approximately 2 seconds while applying solder.
Cleaning:
Tape sealed versions withstand
cleaning processes.
ORDERING INFORMATION
Series
Number of Positions:
See Table, Page B-19
78C08SRA
Right Angle
S=
Top Tape Sealed, Blank=Unsealed
Grayhill, Inc. • 561 Hillgrove Avenue • LaGrange, Illinois 60525-5997 • USA • Phone: 708-354-1040 • Fax: 708-354-2820 • www.grayhill.com
B-18
Right Angle DIP Switch
TABLE
Grayhill Part Number
78C02RA
78C03RA
78C04RA
78C05RA
78C06RA
78C07RA
78C08RA
78C09RA
78C10RA
78C12RA
78C02SRA
78C03SRA
78C04SRA
78C05SRA
78C06SRA
78C07SRA
78C08SRA
78C09SRA
78C10SRA
78C12SRA
DIP Switches
Length Dimension inches (mm)
0.254(6,44)
0.354(8,98)
0.454(11,52)
0.554(14,06)
0.654(16,60)
0.754(19,14)
0.854(21,68)
0.954(24,22)
1.054(26,76)
1.254(31,84)
0.254(6,44)
0.354(8,98)
0.454(11,52)
0.554(14,06)
0.654(16,60)
0.754(19,14)
0.854(21,68)
0.954(24,22)
1.054(26,76)
1.254(31,84)
Packaging
73 pcs/tube
52 pcs/tube
40 pcs/tube
33 pcs/tube
28 pcs/tube
24 pcs/tube
21 pcs/tube
19 pcs/tube
17 pcs/tube
14 pcs/tube
70 pcs/tube
52 pcs/tube
39 pcs/tube
32 pcs/tube
28 pcs/tube
24 pcs/tube
21 pcs/tube
19 pcs/tube
17 pcs/tube
14 pcs/tube
B-19
Grayhill, Inc. • 561 Hillgrove Avenue • LaGrange, Illinois 60525-5997 • USA • Phone: 708-354-1040 • Fax: 708-354-2820 • www.grayhill.com
