435470--5 datasheet(3/4 Pages) TEC

3 / 4 page

408- 7779

of 4

Rev B

Figure 3

Protective Cover

Grip Here

Cover Latch

3.2. PC Board Installation

1. Make a layout on the pc board according to the

dimensions shown in Figure 4.

2. Make certain all contact leads have started entry

into holes. Grip sides of switch and push switch

into pc board until it is bottomed.

3. Hold switch at a slight angle and start one row

on contact leads into pc board holes. Do NOT

over--insert. Switch should be rotated until second

row of contact leads are aligned with opposite row

of contact holes.

Figure 4

7.62 [.300] Ref

2.54 [.100] Ref

Use Light Pressure

to Insert Switch

NOTE: These same procedures

apply to socket installation.

Rotate to Align Second

Row -- Then Push Down

on Ends of Switch

To hold switch in place during wave soldering, the

four outside contact leads may be clinched

inward at 45. Refer to Figure 5.

Figure 5

PC Board

Clinched Contact Lead (Inward Only)

Housing Bottomed

on PC Board

For pc board soldering and cleaning procedures,

and recommended solvents, refer to Application

Specification 114--1056.

4. SWITCH PROGRAMMING

After the switch has been inserted into the DIP socket

or soldered onto the pc board, proceed as follows:

1. Remove seal from the switches, see Figure 6.

Figure 6

Low--Profile Switch

Remove Tape

Seal from

End

Masking Material

Seal

Standard--Profile or

Side--Actuated Switch

Remove Seal from Top

Left to Bottom Right

(Diagonal Across the

Switch)

NOTE

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