Diaphragm pressure gauge for explosion risk areas (28 pages)
Summary of Contents for Ashcroft A5400
Page 1
Installation and Maintenance Instruction Manual Absolute pressure gauge, model A5400/A6400 for industrial application IM-A5400-EN-Rev A 07/2023 Page 1 of 8...
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Table of contents: General remarks ............................... 3 Purpose of this Manual............................3 Symbols ................................3 Limits of liability ..............................3 Copyright ................................3 Warranty ................................3 Manufacturer’s address, customer services ......................3 Safety..................................4 General sources of hazards ..........................4 Use in accordance with intended purpose ......................
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For the product described here, we offer a warranty pursuant to Section 6 Guarantee in Respect of Defects in our General Terms and Conditions of Delivery and Payment. Manufacturer’s address, customer services Ashcroft Instruments (Jiaxing) Co.,Ltd Tel.: 400 187 6586 E-mail: sales@ashcroft.com.cn...
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Silicone-free (for use in the automotive industry) 2.6 Safety equipment This device is fitted with a plug capable of being blown out. For a description, please refer to Chapter 6.3.4. The window of model A5400/A6400 uses safety glass. Page 4 of 8...
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2.7 Environmental protection This device may optionally contain a filling liquid (e.g. glycerin or silicone oil). The provisions set out in the regulation s u c h a s R E A C H on production and use of chemicals are to be respected, and the relevant safety data sheets from the manufacturers of the chemicals are available on our website for download.
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5.3.4 Plug with blow-out capability The pressure gauge has a plug capable of blowing out on the rear wall of the housing. These act as a safety feature pursuant to EN 837-1 and simultaneously allow for temperature compensation (within limits) for the housing, via a rubber membrane.
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The pressure metering pipe must be laid inclined in such a way that, for example, for measurements of fluids no air pockets can form, and for measurements of gases no water pockets. If the necessary incline is not achieved, then at suitable points water separators or air separators must be installed.
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8.3 Cleaning and maintenance Cleaning is carried out using a non-aggressive cleaning agent, with the ventilation valve closed and respecting the protection category of the device. 9 Faults 9.1 Safety Defective or faulty pressure gauges put the operational safety and process safety of the plant at risk, and can lead to a risk or injury to persons, the environment or the plant.
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