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3. Reed switch-resistor components, sensor circuits 
4. Housing, protective sensor circuit 
5. Floating ball: measuring element 

2.2 Operating Principle 

UQZ  magnetic  float  level  transmitter  with  float  and  liquid  level  or  boundary  level  change 
synchronously,  the  magnetic  steel  inside  the  float  makes  the  reed  switch  close  or  open,  the 
resistance value in the sensor circuit changes linearly, and then through the converter circuit in the 
meter head assembly will be converted into 4~20mA standard DC signal, which will be displayed on 
the  LCD  screen  or  output  to  the  control  room  through  the  output  terminal  to  realize  the 
long-distance transmission of the liquid level. 

2.3 Packing 

Please send the packaging waste to a special recycling agency. 

2.4 Hoisting and Transporting 

Please select qualified hoisting equipment and lifting straps, and pay attention to safety. 

2.5 Storage 

Storage temperature -20℃~40℃, storage humidity≤20% 

3 Technical Characteristics 

3.1 Product Features 

 
3.1.1  UQZ  magnetic Float Level  Transmitter  Explosion-proof  certification  as  adopted,  certification 
mark: 
     
Intrinsically safe Ex ia ⅡC T1~T5/T6 Ga             
Explosion isolation Ex d ⅡC T1~T5/T6 Gb 
 
3.1.2 Product implementation standards 
 
GB/T 25153-2010 Magnetic Float Level Gauge for Chemical Pressure Vessels 
JB/T 12957-2016 Magnetic Float Level Transmitter 

3.2 Main Parameter 

 

Range 

0~6000mm(>6000mm It can be made beyond the range) 

Flange standard 

HG/T20592-2009、HG/T20615-2009 or on request 

Nominal diameter 

DN150、DN100 

Nominal pressure 

≤2.5MPa 

Wetted material 

304、316L or on request 

Summary of Contents for UQZ

Page 1: ...1 14 WWW DDTOP COM UQZ MAGNETIC FLOAT LEVEL TRANSMITTER Operation Manual UQZ DT JS 1004 2018 A...

Page 2: ...ut prior notice Quality Assurance Dandong Top Electronics Instrument Group Co Ltd guarantees that all glass plate level gauge have no defects in materials and manufacturing processes within one year f...

Page 3: ...sporting 5 2 5 Storage 5 3 Technical Characteristics 5 3 1 Product Features 5 3 2 Main Parameter 5 4 Dimension Schematic 6 5 Unpacking and Inspection 7 5 1 Matters needing attention in unpacking and i...

Page 4: ...ly safe or non flammable site operating procedures 1 2 Process leaks can cause serious injury or death Care should be taken to lift the transmitter If the process seal is damaged the medium may leak a...

Page 5: ...vel 2 3 Packing Please send the packaging waste to a special recycling agency 2 4 Hoisting and Transporting Please select qualified hoisting equipment and lifting straps and pay attention to safety 2...

Page 6: ...Medium temperature 40 120 Accuracy 10mm Power supply inlet M20 1 5 female thread or on request Explosion proof Intrinsic safety type Ex ia C T1 T5 T6 Ga Explosion proof type Ex d C T1 T5 T6 Gb IP rati...

Page 7: ...e appearance of the instrument is defective or damaged 6 Installation 6 1 Installation Tool Wrenches flange gaskets and flange bolts for process connections 6 2 Installation Technical Requirements 6 2...

Page 8: ...ng gasket 6 3 2 UQZ magnetic float level transmitter according to the following diagram to complete the wiring Figure 6 Figure 6 Wiring Diagram 7 Debugging 7 1 UQZ Magnetic Float Level Transmitter Deb...

Page 9: ...e Display 7 1 2 Description of LCD display symbols If you are in HART communication the symbol in the right corner of the LCD screen flashes LCD If the fixed output current is set the LCD will display...

Page 10: ...an switch between positive and negative sign of data 3 If you press the key again the first digit starts blinking when the selection of the symbol is finished it means the symbol bit can be modified T...

Page 11: ...mode the No 1 menu will be displayed first and the up and down arrows on the left will be lit Press the to switch the menu to No 2 and display the current unit symbol in the lower right corner Unit S...

Page 12: ...in 7 1 6 until the setting is complete 7 1 9 Two point Calibration LRV Calibration First adjust the PV value to the zero position the magnetic float toggles to the zero position Switch the menu to 11...

Page 13: ...ion value Compensated value PV actual PV pre output Note The key configuration process will not exit automatically you need to exit the key configuration manually The method is to press the key or key...

Page 14: ...Detect board damage Replace the damaged electronics on the test board No display on LCD screen remote transmission Damaged or poorly contacted ammeter Change the ammeter 10 Disassembly 10 1 Warning A...

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