Specifications

Hot sales capacitive pressure transmitter
1.Capacitive metal sensor
2.CE

capacitance pressure transmitter

  

Specifications of capacitance pressure transmitter  
Output:Analog : Two-wire 4 ~ 20mADC
Digital: two-wire 4 ~ 20mADC and superimposed HART protocol process variable digital signals.
Power: 12.5 ~ 45VDC supply voltage
Load Limit: Maximum load resistance Rmax loop depends on the supply voltage . HART Communication requires a load resistance of not less than 250Ω, not more than 600Ω
Communication distance: maximum communication distance of 1.5Km, multi- station communication can connect up to 15 units of smart transmitters .
Output Display: four digital display system , five LCD display, pointer .
Proof in the form : Intrinsically Safe : ExiaII CT5; flameproof .
Zero migration range: zero can easily migrate positive or negative migration, but not so set on the lower measuring range and range beyond the limit.
Temperature range: Ambient temperature : -40 ~ 85 °C ( optional LCD instruction table is -20 ~ 70 °C)
Measuring medium temperature : -40 ~ 104 °C
Static and unidirectional overpressure range : 3.45Kpa ( absolute pressure ) ~ 31.2MPa ( gauge pressure )
Relative humidity : 5 ~ 98% RH
Start-up time : Within 5 seconds to start
Capacity variation : less than 0.16cm3
Damping adjustment : Time Changshu 0.20 to 25 seconds
Failure alarm : If the sensor or circuit fails, automatic diagnosis function will automatically output 3.9 or 21.0mA
Configuration Protection: In order to avoid the transmitter configuration data is tamper can be locked via software or data storage protection switch .   

Performance indicators of capacitance pressure transmitter  
Reference conditions : zero as the lower limit and no migration , the temperature is 25 °C, atmospheric pressure , 24VDC power supply , silicone , stainless steel isolation diaphragm 316 , the same data setting range and span upper and lower limits .
Accuracy: The adjustment range of ± 0.1% of the adjusted range of not less than 0.1URL; the tone range ± [0.05 + (0.005URL / range ) ] % of the adjustment range is not more than 0.1URL, not less than 0.025URL; the tone range ± [0.01 + (0.006URL / range ) ] % of the adjustment range is not more than 0.025URL, not less than 0.01URL.
Note : Accuracy instructions included linearity , hysteresis and repeatability .
Stability : ± 0.1% URL / Year
Temperature effect : ± (0.05% URL +0.15% range ) / 20 °C
Static pressure effect: Zero error : 0.1URL/6.9MPa
Vibration: can withstand any axial vibration frequencies up to 200Hz , the error is ± 0.05% URL
Power effect: less than 0.005% of the tone scale / V
Load Impact: No load impact
Mounting Position Effect : 250Pa roughly zero migration, which can be calibrated , no scale effect .
RF interference effect: at a frequency of 30-1000MHz and maximum field strength 10V / m conditions caused by the drift of ± 0.1% of span adjustment
 
Wetted parts materials
  Diaphragm : 316L stainless steel, Hastelloy , Monel or tantalum.
  Vent , drain valve : 316 stainless steel, Hastelloy , Monel or tantalum.
  Flanges and transition joints : cadmium plated steel , galvanized steel , 316 stainless steel, Hastelloy "O" -ring : Viton
Non-wetted parts materials
  Fill Fluid : Silicone oil
  Bolts: Carbon steel galvanized
  Electrical Housing: Low-copper aluminum alloy
  Cover "O" -ring : NBR
  Coating: Polyester Epoxy
Pressure Interface
  Flange impulse mouth : 1/4-18NPT thread
  Transition joints impulse mouth : 1/2-14NPT thread
Electrical Interface
  Conduit connector M20X1.5, 1/2-14NPT thread
Weight:3.6kg ( not including options )
 Size 

 

 

 

 

Materials of Construction of Rosemount 1151 Pressure Transmitter :

Diaphragm Material: 316SS, Hastelloy C, Monel or Tantalum

Process Flanges and Adapters: Cadmium-plated Carbon Steel, 316SS, Hastelloy C or Monel

Wetted O-Rings: Viton (Standard) or Teflon

Diaphragm Fill Fluid: Silicone or Inert

Maximum Working Pressure: 2000PSIG

Options: 3 Valve Manifold (DP Only), Output Meter, Side Vents/Drains, 316SS Fasteners, Square Root Output, Remote Diaphragm Seals with Capillary Filled Systems or (1151HP) for line pressure up to 4500PSIG

Standard Accessories: Specified Mounting Bracket and SS Tag

 

About Us:
Xi'an Yunyi Instrument Co., Ltd. is a professional manufacturer that engaged in the fields of pressure measurement instrument, the chief engineer Mr Tian has more than 30 years on this area, he is one of the engineers who introduced the Rosemount technology. We specializing in developing high precision pressure transmitter and pressure gauges. And we also develop temperature transmitter, level transmitter, densitometer etc. They are widely used in chemical, petroleum, paper, electricity, city gas, environmental protection, water treatment and other fields.

 

If you need this hot sale rosemount 1151 differential smart   pressure transmitter , please visit the website

Katherina Wang