Single Deck Rotary Switches
SERIES 77
0.5" Diameter, 200 mA
0.18" Behind Panel
FEATURES
• Small Size - Minimal Space Required
Behind Panel
• Available with Continuous Rotation
or a Fixed Stop
• High Stop Strength
• Shaft and Panel Seal
• Process Seal available
• Single Deck with 1 or 2 Poles
APPLICATIONS
• Handheld Radios
• Handheld Medical Devices
• Night Vision Products
• Laser Aiming Devices
DIMENSIONS in inches [and millimeters]
.625
15,88
[
]
TERMINAL VIEW
1 POLE
Ø
.500
[
12,7
]
.314
.008
0,2
.340
8,64
.005
0,12
.250
6,35
.005
0,12
Ø
.326
[
7,98
]
[
]
[
]
[
8,28
]
Ø
.200
.010
0,25
.250
.005
0,12
[
5,08
]
[
6,35
]
CIRCLE OF TERMINAL
CENTERS
Ø
.125
.001
0,02
TERMINAL 1
18°
[
3,18
]
Ø
.200
.004
0,1
[
5,08
]
HOUSING
FLAT
18°
SHAFT FLAT
POS.1
.109
2,77
.010
0,25
10X 36°
[
]
.375
9,53
REF
+.003
11X Ø .015
.066
.010
0,25
[
]
-.002
+0,07
[
1,68
]
.094
2,39
.005
0,12
COMMON TERMINAL
0,38
[
]
[
-0,05
]
.180
4,57
[
]
3/8-32 UNEF-2A
THREAD
Unless otherwise specified, tolerances are ± .015 inch and ± ± degrees
RECOMMENDED PANEL CUT-OUT
RECOMMENDED PCB LAYOUT
TERMINAL VIEW
2 POLE
(VIEWED FROM SWITCH SIDE OF PCB)
2 POLE LAYOUT
1 POLE LAYOUT
COMMON 2
Ø
.200
Ø
.200
TERMINAL 1
.072
1,83
[
5,08
]
[
5,08
]
[
]
+.005
-.000
Ø
.375
36°
36°
+0,12
9,53
[
-0,00
]
POSITI0N 1
TERMINAL 1
TERMINAL 1
*
.072
.005
0,12 ]
[
1,83
11X Ø .024
.004
0,1
12X Ø .024
.004
0,1
COMMON 1
[
0,61
]
[
0,61
]
Ø.008 [0,2]
*
+.003
-.002
+0,07
Ø.008 [0,2]
+.003
12X Ø .015
.345
-.000
+0,07
0,38
8,76
*CUSTOMER TO ESTABLISH PCB DATUMS FOR HOLE PATTERN PLACEMENT
[
-0,05
]
[
-0,00
]
Recommended Mounting Torque: Tighten
mounting hex nut to 12 in-lb (15 in-lb max).
Before applying torque, rotation of the switch
housing must be constrained by the housing
flat via the "Recommended Panel Cut-Out"
or similar method. Constraining by PCB or
anything soldered to the terminals will result
in damage to the switch
Grayhill part number and date code marked
on label. Customer part number marked on
request.
Series
77
Series
75
Series
50
Grayhill, Inc. • 561 Hillgrove Avenue
•
LaGrange, Illinois 60525-5997
•
USA
•
Phone: 708-354-1040
•
Fax: 708-354-2820
•
www.grayhill.com