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mru SWG 100 biogas - User Manual

mru SWG 100 biogas
141 pages
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MRU GmbH SWG 100 User Manual
Page 1 of 141

Table of Contents

Questions and Answers

  • S
    Sarah ClaytonAug 3, 2025
    How to troubleshoot a gas cooler unit that is not working in mru Measuring Instruments?
    • G
      Geoffrey YorkAug 3, 2025
      If the gas cooler unit in your mru Measuring Instruments isn't working, first ensure the device is ready after a new start of the analyzer by waiting until the gas cooler unit is ready. Also, make sure the ambient temperature is within the operating range.
  • C
    Christopher StoneAug 18, 2025
    Why does my mru Measuring Instruments analyzer power down by itself?
    • L
      lewisstephenAug 18, 2025
      Your mru Measuring Instruments analyzer might be powering down on its own due to several reasons. It could be that the fan is defective and needs to be exchanged, or the filter mat from the fan is clogged and also needs replacing. If the protection switch has been triggered, contact an electrician to determine the cause of the defect.

Summary

General Information

Safety Information

Covers toxicity danger, flammability, and general safety procedures.

Analyzer Description

Intended Use

Defines the analyzer's purpose and limitations, including warranty voidance.

Installation Manual

Connection of Main Power Supply

Details the power requirements and connection points.

Analyzer Commissioning Manual

Configuration of the Alarm Relays

Details the system alarm relay and error triggers.

Binding to a Process Control System: I;O Modules

Analog Outputs 4-20 mA

Explains hardware and software configuration for analog outputs.

Service and Maintenance

Troubleshooting

Lists common errors, their causes, and solutions.

APPENDIX

Modbus via RS485 Specification

Technical details for Modbus communication protocol.

mru SWG 100 biogas Specifications

General IconGeneral
H2S Measuring Range0 - 500 ppm
O2 Measuring Range0 - 25 Vol. %
CH4 Measuring Range0-100%
CO2 Measuring Range0-100%
Measurement RangeVarious ranges depending on the gas (see individual gas ranges)
H2 Measuring Range0-1000 ppm

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