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Содержание MDM25

Страница 1: ...MDM25 Hygrometer User s Manual RH Ta Abs H 53 1 21 0 C 9 7g M 3 MDM25 Hygrometer 97234 Issue 4 January 2018...

Страница 2: ...nformation when contacting Michell Instruments for service purposes Instrument Code Serial Number Invoice Date Location of Instrument Tag No Instrument Code Serial Number Invoice Date Location of Inst...

Страница 3: ...Ltd and may not be copied or otherwise reproduced communicated in any way to third parties nor stored in any Data Processing System without the express written authorization of Michell Instruments Ltd...

Страница 4: ...ment Display 3 1 2 Display Units 4 1 3 Display Settings 4 1 4 Device Settings 4 1 5 About 4 2 INSTALLATION 5 2 1 Unpacking the Instrument 5 2 2 MDM25 Accessories 5 2 3 Battery Requirements 6 2 3 1 Fit...

Страница 5: ...ndix C Analyzer Return Document Decontamination Declaration 18 Figures Figure 1 Controls and Indicators 2 Figure 2 Display 3 Figure 3 Battery Compartment Location 6 Figure 4 Probe Connections 7 Figure...

Страница 6: ...anufacturer for use with the instrument Pressure Safety This product is not suitable for use at pressures greater than atmospheric Toxic Materials The use of hazardous materials in the construction of...

Страница 7: ...llimeters oz ounce RH relative humidity sec second s T temperature Ta ambient temperature Td dew point Tw wet bulb temperature V Volts percentage Warnings The following general warnings listed below a...

Страница 8: ...ions The hygrometer is contained within a molded ABS housing with a rubber surround for drop protection sealed to IP54 standards The rubber surround allows for comfortable hand held operation and safe...

Страница 9: ...25 hygrometer are located on the front panel The probe connection to the MDM25 hygrometer is made to the top panel and the battery charger cover is located on the rear of the instrument Figure 1 shows...

Страница 10: ...attery Charge Indicator Icon displays 3 dots when full When battery icon is empty replace the batteries 2 RH Display 3 Temperature Display 4 3rd Output Display presents the selected 3rd output either...

Страница 11: ...w or condensation forms on cooling a gas This is therefore the temperature at which air becomes saturated in equilibrium with water Absolute Humidity Abs H g m3 The mass of water vapor present in unit...

Страница 12: ...al 2 2 MDM25 Accessories Filters and Protection Caps For 12mm probe For 19mm probe Slotted protection cap black Slotted protection cap black Mesh filter Mesh filter Flat SS sintered dust filter Flat S...

Страница 13: ...high energy density and long shelf life Do not mix different type of batteries All three batteries must be of the same type 2 3 1 Fitting the Batteries Unscrew the battery compartment and insert the...

Страница 14: ...directly into the connector on the top of the MDM25 Align the locating peg with the locating notch and then rotate the knurled thumb wheel until the probe is securely held in place Locating Peg Locat...

Страница 15: ...temperature Ta If using the MDM25 alongside the S503 RH calibrator adjust the display orientation to allow for the product to be read correctly when upside down If there is there is no reading on the...

Страница 16: ...5 bright DISPLAY ORIENTATION Press Press Press Press Special feature The display turns automatically when hand meter is positioned upside down To store these settings in the memory press the Menu but...

Страница 17: ...0 Steps of 5 mins from 10 to 20 AUTO OFF disabled TEMP UNITS By pressing the Up and Down Keys temperature units can be selected as either Celcius or Fahrenheit 3RD VALUE By pressing the Up and Down Ke...

Страница 18: ...ON 3 2 3 About ABOUT FIRMWARE VERSION View the firmware version and serial number of the hand meter This number relates to the hand held unit ONLY not the attached probe Press Press Press the Menu but...

Страница 19: ...mage Care should be taken to avoid mechanical shock impact or thermal shock sudden temperature changes 4 1 Probe Calibration Salt solutions are commonly used for the calibration of RH sensors Michell...

Страница 20: ...MDM25 User s Manual Michell Instruments 13 APPENDIX A Appendix A Technical Specifications...

Страница 21: ...al Connections M9 5 way binder connector PROBES Performance Measurement Range RH 0 100 RH Accuracy at 25 C 77 F Temperature 0 2 C 0 36 F Stability RH Sensor 1 RH year Response time RH Sensor 10 sec ty...

Страница 22: ...MDM25 User s Manual Michell Instruments 15 APPENDIX B Appendix B Quality Recycling Warranty Information...

Страница 23: ...ectives Full information can be found on our website at www michell com compliance This page contains information on the following directives ATEX Directive Calibration Facilities Conflict Minerals FC...

Страница 24: ...MDM25 User s Manual Michell Instruments 17 APPENDIX C Appendix C Analyzer Return Document Decontamination Declaration...

Страница 25: ...s chemicals YES NO Radioactive substances YES NO Other hazards YES NO Please provide details of any hazardous materials used with this equipment as indicated above use continuation sheet if necessary...

Страница 26: ......

Страница 27: ...use EMC requirements Group 1 Class B equipment emissions and Portable Equipment immunity and has been designed to be in conformance with the relevant sections of the following standards or other norma...

Страница 28: ...http www michell com...

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