11
11041781.04 01/2020 EN/DE
Pressure gauge with reed contact model 851-A, for Ex areas
EN
3.7 Labelling, safety marks
Product label (example)
Model + contact version
Article number
Date of manufacture (month/year)
Ex marking
Serial number
Pin assignment
Switch contact model and switching function
Before mounting and commissioning the
instrument, ensure you read the operating
instructions!
Risk of burns!
Potentially dangerous situation caused by hot surfaces.
The instrument bearing this mark is a safety pressure
gauge with a solid baffle wall in accordance with
EN 837, safety version “S3”.
Do not dispose of with household waste. Ensure a
proper disposal in accordance with national regula-
tions.
3. Safety
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