Connecting The Device; Gas Connections; General Safety Instructions On Gas Connection - Siemens 7MB3000 Series Operating Instructions Manual

Connecting the device

8.1

Gas connections

8.1.1

General safety instructions on gas connection

Introduction of toxic, corrosive or flammable gases
The limited release of toxic or corrosive gases during their introduction cannot be fully avoided.
• Before toxic, corrosive or flammable gases are introduced, carry out a leak test for the pipe
• Flush the device with oil-free and dry purge air or inert gas.
• Collect the emerging purging gas for environmentally-friendly disposal with a suitable
Parts in contact with sample gases unsuitable for sample gas
Danger of injury or poisoning, device damage
Hot, poisonous and corrosive sample gases can be released at the connections if the device
parts and accessories coming into contact with sample gas are unsuitable for the sample gas.
• Use only sample gas-contacting connecting parts (pipes, unions and sealing material) that
Possible leakages of gas path
Danger of poisoning
Leaky gas paths lead to accumulation of the sample gas in the device.
• Tighten the clamping screws in accordance with the mounting specifications of the
Wall-mounted device
Operating Instructions, 07/2023, A5E31930403-AB
WARNING
connections.
device.
WARNING
are suitable for the connection and for the sample gases. Refer to the information in the
section "Technical specifications (Page 161)".
WARNING
manufacturer using a suitable open-ended wrench.
In the process, make sure that you counter properly.
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