USER HANDBOOK 1.0 | DC2115, ET2115
Berghof Automation GmbH | Harretstrasse 1 | 72800 Eningen | www.berghof.com
21-0099-82-00-00-003 | 270010900_Anwenderhandbuch_DC-ET2115_EN.docx
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Tomato juice
Mustard
Tomato ketchup
7.3.2. Resistance of the front diaphragm
NOTE
Damage to the front diaphragm!
The front diaphragm is not resistant to the following chemicals and influences,
and can be damaged by their effects:
Benzyl alcohol
Concentrated alkalis
Concentrated inorganic acids
Dichloromethane (methylene chloride)
High-pressure steam above 100 °C
long-term effects of direct sunlight
Keep these substances away from the front diaphragm.
Protect the display against direct sunlight.
The front diaphragm (Autoflex EB) is based on a polyester film with biaxial alignment. It is highly resistant to
solvents.
In accordance with the standard DIN 42 115 part 2, the front diaphragm is resistant to the following chemi-
cals, without any evident change or damage:
Application for more than 24 hours
1,1,1 trichloro ethane
Aliphatic hydrocarbons
Benzene
Cyclohexanol
Diethyl ether
Ethanol
Acetaldehyde
Acetone
Acetic acid < 50 %
Sulphuric acid 30 %
Diacetone alcohol
1,4 dioxane
DS2 decontamination fluid
Fabric conditioner
Acetonitrile
Alkali carbonate
Ammonia < 32 %
Sal ammoniac < 10 %
Bichromate
Caustic potash (potassium hydroxide) < 2 %
Sodium hydroxide 50 %