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Summary of Contents for Microsensor MPM480
- Page 1 MPM480 Operation Manual...
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Page 2: Table Of Contents
Contents 1 Introduction ..................1 2 Specifications ................. 3 3 Outline Construction and Installation ..........4 4 Electric Connection ................ 8 5 Unpacking、Components and Storage ......... 14 6 Operation、Maintenance 、Responsibility& Troublesome .... 15 7 Responsibility ................17 Our company reserves the modification right for this operation manual due to renovation of production technology and craftwork. -
Page 3: Introduction
As for users’ various requirements, MPM480 pressure transmitter is available with general version, Explosion-proof version and Ship-use version. In which, General version of MPM480 transmitter includes the types for general use, Flush-diaphragm, Sanitary and Anti-corrosive applications. General version of MPM480 pressure transmitter has M20×1.5 or G1/2... - Page 4 O-ring sealing, thus it has good anticorrosion. Electrical connection of the transmitters is Plug or Cable connection. Two-wire MPM480 transmitter with plug connection can have a local LCD or LED indicator to display current value or pressure value on site.
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Page 5: Specifications
and certified by CCS Tianjin branch, and achieve a Ship-Use Certificate. The product is manufactured in accordance with CMC, permits by manufacture measurement tools or products in P. R. of China, 2 Specifications Pressure Range: -1bar…0 ~ 100mbar…1000bar Overpressure:≤ 2 times FS or 1100bar (minimum value is valid) Pressure Type: Gauge, Absolute or Sealed Accuracy: ≤±0.25%FS ≤±0.5%FS... -
Page 6: Outline Construction And Installation
-10℃~60℃(Intrinsic safety) -20℃～60℃(Exd) Storage Temperature:-40℃~120℃，-20℃~85℃（cable type） Resistance:≤（U-15）/0.02Ω（Current output）; ≥10kΩ（Voltage output） Pressure Port:M20×1.5 Male or G 1/2” male or Clamp (DN25) connection Housing Protection: IP65 Electrical Connection: Special Plug or Cable 1.5m Other related device: Intrinsically safe version shall be power supply via a safe barrier. - Page 7 SW27 SW27 26.7 M20×1.5 M20×1.5 SW27 26.7 M20× 1.5 Fig. 1 3.1.2 Flameproof Version (Fig.2)：...
- Page 8 （other than mines）. 3.2.2 Installation Method Generally, the transmitter shall be installed vertically upwards. Use MPM480 pressure transmitter with flush diaphragm, the effective depth of the internal thread should not be less than 15mm. Sanitary MPM480 pressure transmitter using clamp installation.
- Page 9 to install a valve between the flange and the pipe.(see Figure 3). Pressure Transmitter Valve Pipe Fig. 3 3.3 Attenation a) Don’t stab the pressure leading hole of the pressure port by any sharp things, and do not touch the diaphragm by your fingers, it may damage the sensor.
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Page 10: Electric Connection
4 Electric Connection 4.1 The transmitter is connected with the outside circuit through plug or special cable. The pin arrangements of socket are to see Fig. 4, and pin definitions are as follows： lift （50） 27.5 GSP-U 33.5 Fig. 4 Table 1 2-wire 3-wire... - Page 11 Table 2 Cable 2-wire 3-wire Black OV/+OUT White Null +OUT Note: The tube in the center of the cable can not be blocked or water inflow, and it must be connected to the atmosphere, to ensure the protection of the product and the accuracy of the output measurement. 4.2 The transmitter connection shall accord with above-mentioned definition and in reference to Figure 5, Figure 6 and Figure 7 for plug or cable connection.
- Page 12 P/I Transmitter DC current Input Load +OUT 10/20mA ～ Fig.6 3-wire, 0mA～10/20mADC P/U Transmitter DC current Input +OUT 0/1V ～ Fig.7 3-wire, 0V/1V～5VDC 4.3 Plug connection Operation Method： a) If the plug has been connected with transmitter, loose the central bolt on the top of plug with little screwdriver and pull out the plug from transmitter.
- Page 13 connect the wires with terminals on the plug core correctly (the connection terminals are signed with clear numbers). Please choose Φ4.5mm~7mm shield cable and connect the cable reliably to prevent short circuit. d) Pull the cable slightly and push the plug core into housing (a rattling sound could be listened), then screw down the cable-fixed nut.
- Page 14 4mA～20mADC circuit when operating or adjusting. 4.4.2 The Connection between Indicator and Transmitter a) The selected indicator could only be connected serially to the plug connection transmitter with 2-wire, 4mA~20mA DC output. b) Indicator Installation 1) The indicator electric interface is compatible with plug and transmitter socket interfaces.
- Page 15 4.5.1 Intrinsic Safe EX transmitter electric connection Under explosive gas atmospheres, Intrinsically Safe version transmitter shall have a safe barrier in its Intrinsically Safe explosion-proof system. The safe barrier and power supply is under a safe area, the intrinsically safe transmitter under a risk area, be sure to be earthed grounding safely.
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Page 16: Unpacking、Components And Storage
the transmitter and safe barrier connection is Cc=Co-Ci, the biggest permitted distributed inductance Lc=Lo-Li. Users can buy a safe barrier by yourself, only need to take care its specs above-mentioned requirements have explosion-proof certificate. The installation of safe barrier is in accordance with its operating instructions. -
Page 17: Operation、Maintenance 、Responsibility& Troublesome
Be sure unpacking carefully, and prevent damaging instruments or accessories. Pay attention to the housing jacket and rubber bushing of transmitter cable. 5.2 Enclosed The transmitter should be enclosed when out of factory： MPM480 Piezo-resistive Pressure Transmitter Special Plug 1（due to the order） Production Manual Production Qualification Certificate 5.3 Storage... - Page 18 6.2 Maintenance MPM480 Piezo-resistive pressure transmitter is the compact measurement device, please pay attention to the following items in the operation: a) If the pressure-leading hole is jammed or the diaphragm is dirty, please clean them with impregnant which is compatible with transmitter construction material.
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Page 19: Responsibility
7 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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