
Hardware & Software Setup Guide Watlow MINICHEF 2000 ■ 31
Step 7 Design Membrane Overlay
In Step 7, design the membrane overlay for the front controller panel. Follow the design
guidelines here, but for suggestions about designs suitable for specific applications, see
the Suggested Overlay Design in each application guide.
1. Design guidelines
Figure 31 — Membrane guidelines for a horizontal unit.
R .060 in.
4.125 in. Ref.
3.250
in. Ref.
2.413
in.
2.062 in.
2.125 in.
1.713 in.
1.530 in.
1.250 in.
.875 in.
.375 in.
.000 in.
.700 in. Ref.
1.875 in.
1.000 in.
1.250 in.
1.250 in.
.500 in.
.000 in.
.500 in.
1.000 in.
1.875 in.
.125 in.
Red transparent
window (no adhesive
in this area)
Mounting collar
outline (shown in
horizontal orientation)
Mounting
studs (ref) (4)
Watlow keys (6)
(no adhesive in
these areas)
.125
in. (8) red
transparent windows
for indicator lights
(no adhesive in these
areas)
Recommended material: .008" thick polyester with
.002" thick 3M adhesive or equivalent. Other
materials and thicknesses should be qualified by
customer.
Step 7 Design Membrane Overlay
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