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Summary of Contents for mru 400GD
- Page 1 USER MANUAL 400GD 1 / 20 MRU GmbH, D-74172 Neckarsulm...
- Page 2 Manufacturer: Legal notices / Intellectual property rights comments Original user manual © 2019 by MRU No part of this manual may be published in any form (print, photocopy, electronic media or any other publication form) without a written approval by the publisher.
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Page 3: Table Of Contents
USER MANUAL 400GD Content Introduction ................... 4 1.1. Intended usage ....................4 1.2. The company MRU ....................5 Security and safety directions for the analyzer ........6 2.1. Safety manual ....................... 6 2.2. Safety manual ....................... 6 Description ..................... 7 3.1. -
Page 4: Introduction
Please pay special attention to the security and warning signs, to avoid personal injuries and damaging the product. MRU can’t be held responsible for damages or injuries, by mot following the instructions in this manual. Always keep the manual near you when working with the analyzer, to be able to read instructions as needed. -
Page 5: The Company Mru
USER MANUAL 400GD 1.2. The company MRU The 400GD is manufactured by the MRU GmbH in Neckarsulm, Germany (founded in 1984), a medium sized company that specializes in developing, producing and marketing high quality emission monitoring analyzers. MRU GmbH manufactures a wide range of instruments, from standard analyzers up to tailor made industrial analyzers Plant 1: Sales, Service, R&D... -
Page 6: Security And Safety Directions For The Analyzer
Security and safety directions for the analyzer 2.1. Safety manual All general information and safety precautions of MRU products are listed in the supplied separate safety manual. Therefore, this manual must be read and observed before the first use of the analyzer. -
Page 7: Description
400GD Description 3.1. Purpose The main purpose of the 400GD multi-gas detector in combination with the exchangeable sensor heads is the detection of gases and flue gases in boiler rooms / heating installations and test: Surface mounted gas pipes ... -
Page 8: The Analyzer
Sensor connector 3.3. User interface All functions are being displayed on the analyzer display. Operation is done using the keypad. “Below” each menu and displayed screen, there are submenus available. Keypad Start screen Measurement 8 / 20 MRU GmbH, D-74172 Neckarsulm... -
Page 9: Menu Structure
Volume Alarm volume, adjustable 25; 50; 75; 100% Alarm Alarm threshold, adjustable in steps of 10 Service Status vales (Battery, USB ...) Sensor Values of the inserted sensor Info Information about the analyzer 9 / 20 MRU GmbH, D-74172 Neckarsulm... -
Page 10: Operation
4.2. Power up – analyzer without sensor Press and hold the OK key for at least 3 seconds. The MRU start screen appears. You are asked to connect a sensor. Connect the sensor ☞ see 5.2 ... -
Page 11: Measuring
Destruction of the HC sensor by exceeding the measuring range Observe the meas. range of the HC sensor, do not exceed it. 5.1. Power supply The analyzer is powered by an internal MRU battery. The battery can be charged: With an optional USB charger (USB port) ... - Page 12 Measurement with different sensors are based on the same principle. The moisture sensor RM400, the Infrared temperature sensor IR400 and the hy- grometer HM400 have no warm up phase. 12 / 20 MRU GmbH, D-74172 Neckarsulm...
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Page 13: Qr-Code
USER MANUAL 400GD 5.5. QR-Code The 400GD uses the QR code to transfer a simple "measurement protocol". To do this, the QR-mode must be set in Setting QR code menu The QR code (Quick Response, as a brand term "QR Code") is a two-dimensional code that serves to... - Page 14 Huawei). This Android app works well to: "Barcode Scanner" (Developer: ZXing Team) The QR protocol cannot be saved in the 400GD. That means, it should be transferred to the smartphone immediately after the measurement, other- wise it will be lost when switching off, zeroing, max:0 will be pressed or sen- sor will be plugged off.
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Page 15: Maintenance And Care
400GD Maintenance and care 6.1. Maintenance For accurate reading we suggest an annual service and calibration of the analyzer at a local authorized service location (www.mru.eu). 6.2. Care This is a low maintenance analyzer: Charge the battery if the analyzer will not be used for a longer period, then recharge the batteries every 6 months. -
Page 16: Appendix
Gas leak detection HC401 No. 11591 Calibration gas CH4, C3H8 Measuring range CH4 0 .. 44000 ppm Measuring rangeC3H8 0 .. 17000 ppm Resolution 1 ppm Response time (until alarm) ≤ 5s operating principle gas-sensitive semiconductor 16 / 20 MRU GmbH, D-74172 Neckarsulm... - Page 17 -20°C ... +60° Infrared temperature sensor No. 12121 IR400 Measuring range temperature -70...380°C Resolution 0,1°C FOV (Filed of view) 35° operating principle Thermopile Operating temperature +5°C ... +50 °C Storage Temperature -20°C ... +60° 17 / 20 MRU GmbH, D-74172 Neckarsulm...
- Page 18 Alcohols, hydrocarbons, solvents Heat up time 55 sec Operating temperature +5°C ... +50 °C Storage temperature -20°C ... +60°C For future sensors, which are not listed here, the firmware can be updated. 18 / 20 MRU GmbH, D-74172 Neckarsulm...
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Page 19: Service Menu
USER MANUAL 400GD 7.3. Service menu The service menu is for authorized personnel only and is password pro- tected. 19 / 20 MRU GmbH, D-74172 Neckarsulm... -
Page 20: Declaration Of Conformity
USER MANUAL 400GD Declaration of conformity 20 / 20 MRU GmbH, D-74172 Neckarsulm...
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