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Related Manuals for Microsensor MPM483
Summary of Contents for Microsensor MPM483
- Page 1 MPM483 Operation Manual V1.0...
- Page 2 According to clients’ different demands, MPM483 pressure transmitter can be selected for general, explosion-proof and ship-use versions. MPM483 explosion proof version includes intrinsic safe version and Exd version, which conforms to the national standard GB3836.1-2010(the first part--the general environment of using equipment in explosive environment). It is suitable for general explosive environment.
- Page 3 The ship-use version of MPM483 conforms to Rules of China Classification Society (CCS), and approved by CCS Tianjing branch. The product is manufactured in conformity to License for Manufacturing Measurement Instrument Shaanzhi No. 03000112 of P. R. China, Products measurement tools type approval No. 15F139-61.
- Page 4 Process Connection: M20×1.5male or G½ male with a seal(flush diaphragm) Housing Protection: IP65 Note*: The power supply of 2-wire transmitter with LCD or LED Digital Indicator shall be not less than 20VDC. 3 Outline Construction and Installation 3.1 Construction and Mounting Dimension(Unit:mm)： General/intrinsic safe version 3.1.1 Fig.
- Page 5 In general, the transmitter should be mounted vertically up to the horizontal direction（its zero output would be affected if mounted invertedly）. The pressure port of the standard MPM483 is M20×1.5 male or as demand, the user should use gasket to seal；The pressure port of the flush diaphragm MPM483 pressure transmitter is G1/2 male with sealed gasket.
- Page 6 If the transmitter is installed in Lightning-thunder area, we suggest to install Lightning Protection Device to protect the transmitter and the power supply. 4 Electric Connection Fig.3 4.1 Process Open the back cover of the electric housing, insert the cable into the cable hole(cable with outer diameter Φ7.2mm could be better to match to sealing jacket);...
- Page 7 4.3 For cable connection, please connect it according to transmitter output method and Terminal Definition mentioned above. 4.3.1 Electric connection for 2-wire, 4-20mA output Fig.5 4.3.2 Electric Connection for 3-wire,0/1~5/10VDC Output Fig.6 4.3.3 Electric Connection for Explosion Proof The intrinsic safe ex-proof transmitter is used in explosive environment.
- Page 8 Fig.7 2-wire 4mA～20mADC output Intrinsic Safe System ExiaIICT6 [Exia]IIC Transmitter ex-proof parameter: Safe barrier output ex-proof parameter: Ui=28VDC Ii=93mADC Uo=28VDC Io=93mADC Li=0.1mH Ci=0.04uF Pi=0.65W Po=0.65W Please pay attention that the max. available distributing capacitance for connected cable between transmitter and safe barrier is Cp = Co – Ci, the max. available distributing inductance is Lp= Lo –...
- Page 9 from the factory timely. 3) Please lead the cable to a safety area to divide the cable core for connection. Do not divide the cable core for connection midway. c) Do not correct or change components and structures influencing the explosion proof character of the qualified products(tested by explosion proof examination).
- Page 10 Be sure the package is completed, and the package should be put as the sign “UP”. Be sure unpacking carefully, and prevent damaging instruments or accessories. Pay attention to the housing jacket and rubber bushing of transmitter cable. 6.2 Enclosed The transmitter should be enclosed when out of factory： MPM483 Piezo-resistive Pressure Transmitter...
- Page 11 30 minutes. 7.2 Maintenance MPM483 Piezo-resistive pressure transmitter is the compact measurement device, please pay attention to the following items in the operation: If the pressure-leading hole is jammed or the diaphragm is dirty, please clean them with impregnant which is compatible with transmitter construction material.
- Page 12 7.3 Responsibility Within one year from the delivery date, we shall repair or replace the instrument with any quality fault caused by material parts or our manufacturing technique free of charge. For non-quality malfunction during user’s operation, we are in charge of repair. But the material cost and the shuttle transportation fees should be borne by users.
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