Thru-Hole DIP Switches
SERIES 94R
Economical, Binary Coded
FEATURES
• 10,000 Cycles of Operation
• Gold-Plated Contacts
• Sealed Contact System
• Right Angle Mount
• Octal, BCD & Hexadecimal Codes
• Standard or Complement
• RoHS Compliant
DIMENSIONS
In inches (and millimeters)
.094
(2,93)
.213
(5,41)
.286
(7,26)
.162
(4,11)
.480
.443 (12,19)
(11,25)
SWITCH POSITION
CODE & TRUTH TABLES:
Series 94H and 94R
Standard
Output
0
1
2
3
4
5
6
7
8
9
A
B
C
D
E
F
CODE OUTPUT
CODE OUTPUT
1 2 4 8
1 2 4 8
Complement
Output
.433
(11,00)
.210 (5,33)
.689 (17,50)
1.123 (28,52)
.044 (1,12)
DIA.
.200 (5,08)
DIP Switches
DIP
21
Pin #1
1
C
4
8
C
2
.179
(4,55)
PC
board
layout
as
viewed from the
top of the
switch
.059
(1,50)
.058 (1,47)
DIA.
Dot indicates terminal to common
connection. All switches are continuous
rotation.
.199 (5,05)
.235 (5,97)
Octal and Octal Complement outputs are
0 thru 7 positions.
BCD and BCD Complement outputs are 0
thru 9 positions.
Hexadecimal and Hexadecimal
Complement outputs are 0 thru F
positions.
Standard codes have natural color
rotors; complements have rotors in a
contrasting color.
Internal O-ring:
Rubber BUNA-N
Unless otherwise indicated, tolerances are ± .010 (0,25)
SPECIFICATIONS:
Electrical Ratings
Series 94H and 94R
Make-and-break Current Rating:
30 mA at 30
Vdc for 10,000 cycles of operation.
Carrying Current Rating:
100 mA at 50 Vdc
Contact Resistance:
50 mohms maximum
initially (measured at 10 mA, 50 mVdc).
150 mohms maximum after life.
Insulation Resistance:(measured
at 100 Vdc
across open switch contacts)
Initial: 5000 Mohms minimum. After Life: 1000
Mohms minimum.
Dielectric Strength:
(measured across open
switch contacts) Initial: 500 Vac RMS
minimum. After Life: 250 Vac RMS
Moisture Resistance:
240 hours with
temperature cycling and polarization. Passes
insulation resistance and dielectric strength
per MIL-STD-202F, Method 106 following
exposure.
Materials and Finishes
Rotor and Switch Body:
Plastic (UL94V-O)
Contact Material:
Copper alloy plated.
30 microinches minimum gold over 50
microinches minimum nickel.
Shorting Member:
Copper alloy plated.
30 microinches minimum gold over 50
microinches minimum nickel.
Terminals:
Copper alloy, matte tin plated over
nickel barrier.
Soldering Information
Soldering Temperature:
260° C maximum.
Cleaning:
Acceptable solutions include 1-1-1
Trichlorenthane, Freon (TF, TE, or TMS),
Isopropyl Alcohol and detergent (140°F
maximum). Solutions which are not
recommended include Acetone, Methylene
Chloride, and Freon TMC.
Mechanical Ratings
Mechanical Life:
10,000 cycles of operation.
One cycle is a rotation through all positions and
a complete return through all positions.
Mechanical Shock:
1000g's, 0.5 mS, half sine
per MIL-STD-202F, Method 213, Test Condition
E.
Vibration Resistance:
10-2000 Hz at 15G or
0.060" double amplitude per MIL-STD-202F,
Method 204, Test Condition B.
Operational Torque:
2 to 6 inch-ounces initially
and 1.2 inch-ounces minimum after life.
ORDERING INFORMATION: Series 94R
Continuous Rotation Versions
Code
Octal
BCD
Hexadecimal
Rotational Stop Versions*
Code
Hexadecimal
No. of
Positions
16
Standard Code
Part Number
94RB16FT
Complement
Part Number
94RC16FT
No. of
Positions
8
10
16
Standard Code
Part Number
94RB08CT
94RB10CT
94RB16CT
Complement
Part Number
94RC08CT
94RC10CT
94RC16CT
Environmental Ratings
Operating Temperature Range:
-40° to +85°C.
Storage Temperature Range:
-40° to +85°C.
* Consult Grayhill for 8 or 10 position
Grayhill, Inc. • 561 Hillgrove Avenue • LaGrange, Illinois 60525-5997 • USA • Phone: 708-354-1040 • Fax: 708-354-2820 • www.grayhill.com
GRAYHILL [ GRAYHILL, INC ]
