BOURNS H385

Features
■ For use with Model 3682 and 3683 digital pushbutton precision potentiometers
H-385 - Panel Seal Assembly
Physical Characteristics1
Material (Boot) ........................................................................................... Clear silicone rubber
Material (Frame) .............................................................................................Rigid black plastic
Expected Life ................................................................................ 100,000 actuations minimum
Weight
H-385-2 ...............................................................................................Approximately 8.50 gm
H-385-3 ...............................................................................................Approximately 9.92 gm
H-385 MOUNTING INSTRUCTIONS
1. Cut out and drill panel1 per chart.
2. Install snap-in potentiometer2.
3. Locate silicone boot3 and frame4
over potentiometer and holes.
4. Attach panel seal assembly to panel
with two #6 screws (not supplied).
Application Data
•
•
•
•
Protects front of the pot from unwanted entry of rain, dust, grease or oils
Transparent for easy viewing of numerals
Tear resistant for long life
Matte finish black plastic frame to complement most front panels
1
2
3
4
Bourns® Model H-385 Panel Seal Assembly minimizes accidental entry of liquids or
foreign matter through the front of the Model 3682 and 3683 Potentiometers.
PANEL CUT-OUT/HOLE DIMENSIONS
RECOMMENDED HOLE FOR TWO #6 SCREWS
(NOT SUPPLIED)
10.54 ± .13
(.415 ± .005)
.25
"C" ± (.010)
21.08 ± .25
(.830 ± .010)
41.40 ± .38
(1.63 ± .015)
.25
"A" ± (.010)
6.73 ± .13
(.265 ± .005)
.25
"B" ± (.010)
For Use With
Part Number
Frame
Dimensions
“C”
3682
3683
H-385-2
H-385-3
50.60 (1.992)
60.76 (2.392)
Panel Cutout/
Hole Dimensions
“A”
“B”
25.91 (1.020)
36.07 (1.420)
39.37 (1.550)
49.53 (1.950)
1At room ambient: +25 °C nominal and 50 % relative humidity nominal, except as noted.
DIMENSIONS:
MM
(INCHES)
REV. 01/12
Specifications are subject to change without notice.
Customers should verify actual device performance in their specific applications.