2023-11
110
VisuNet FLX System
Chemical Resistance
9 Chemical Resistance
The VisuNet FLX HMI product line is made of different materials that have different characteris-
tics in terms of chemical resistance. Main materials that are used in this product line include:
• Hardened glass (Display cover glass)
• Stainless steel 1.4301 (AISI 304) (Display bezel and System Housing options H1, P1)
• Nickel-plated brass (Blind Plugs/Screw covers on housing backside; optional in stainless
steel)
• Polymers (e.g. Gaskets & sealing)
Following materials have been tested in particular for their chemical resistance:
Figure 9.1
Figure 9.2
No. Item Base Material
Product Configura-
tion
Location
1) Glass Seal-
ing
FLX Panel PCs & Sys-
tems
Display front, between
Glass & stainless steel
bezel
2) Panel Gasket FLX Panel PCs & Sys-
tems
Display, bezel gasket
3) Radio Dome FLX Systems with
optional Bluetooth®
Radio Dome
Optional part.
Installed at housing
bottom.
Default: Stainless
steel cover plate
4) Screw cov-
ers/Blind
plugs
Nickel-plated brass FLX Systems with
housing Option H1/P1
Housing Backside
Alternative: Stainless
steel Screw cov-
ers/Blind plugs
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