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Location:Home > english > Product > Transmitter
DP differential pressure transmitter
View: Pubdate:2022-04-26



Product features 

● Accuracy: ±0.1% calibration range; 

● Stability: 6 months, ±0.1%URL; 

● Measuring range: Differential pressure: 0-1.3~6890KPa, static pressure: 4, 10 and 14MPal; 

● Effect of ambient temperature: ±(0.2%URL+0.18% calibration range)/56℃; 

● Zero error: ±0.5%URL/56℃; 

● Zero: ±0.2%URL under 13790kPa based on the measuring range: 4 to 8; ±0.25%URL based on other measuring range. The zero error can be corrected by online rezeroing; 

● Measuring range: It can be corrected to ±0.25% output reading: /6895kPa. As for measuring range 3, it can be corrected to ±0.5% output reading /6895kPa; 

● Influence of vibration: The vibration effect under 200Hz in any axial direction is ±0.05%URL/g 

● Electromagnetic interference/radio-frequency interference (EMI/RFI effect): 20 to 1000MHz. When the field intensity reaches to 30V/M, the measuring range with drift being less than ±0.1% will be output; 

● Mounting position influence: The zero drift is no more than ±0.25kPa. All zero drift can be corrected; No effect on the measuring range; 

● Zero and measuring range: Adjustment with local range and zero button or remote adjustment with HART manual actuator; 

● Simulation and lineation: The measuring range and zero are continuously adjustable 

●Zero positive and negative transfer: At the moment of zero negative transfer, the lower limit of measuring range must be more than or equal to -URL; At the moment of zero positive transfer, the upper limit of measuring range must be less than or equal to +URL. The calibration range is no less than the minimum measuring range; 

● Output: 4~20mA DC. The user can choose linear or square root output. The digital process variables are superimposed on 4 ~ 20mA DC signal and can be used for the upper computer with HART protocol used. 


Product model selection 

PTC-DP

Differential pressure transmitter


Measuring range

3  0-0.6~6KPa       4  0-4~40KPa      5  0-40~200KPa

6  0-0.16~700KPa    7  0-0.4~2.0MPa   8  0-1.6-7.0MPa


Output

 E Non-intelligent type (4~20mA)    S Intelligent type (Hart protocol+4~mA)  J Intelligent square-root output (Hart protocol+4~mA)


Structure material

22 Flange joint/blow-down valve/isolation diaphragm/filling liquid: 316/316/316L/silicone oil

23 Flange joint/blow-down valve/isolation diaphragm/filling liquid: 316/316/hastelloy C/silicone oil

24 Flange joint/blow-down valve/isolation diaphragm/filling liquid: 316/316/monel/silicone oil

25 Flange joint/blow-down valve/isolation diaphragm/filling liquid: 316/316/tantalum/silicone oil

33 Flange joint/blow-down valve/isolation diaphragm/filling liquid: Hastelloy C/ hastelloy C/ hastelloy C/silicone oil

33 Flange joint/blow-down valve/isolation diaphragm/filling liquid: Hastelloy C/ hastelloy C/ hastelloy C/silicone oil

35 Flange joint/blow-down valve/isolation diaphragm/filling liquid: Hastelloy C/ hastelloy C/tantalum/silicone oil

44 Flange joint/blow-down valve/isolation diaphragm/filling liquid: Monel/monel/monel/silicone oil


Static pressure

B  4Mpa     C  10Mpa


Additional function/optional

M1  0-100% linear dial indicator   M2  LED displayer meter    M3  LED display meter

B1 Tube bending mounting plate    B2  Plate bending mounting plate    B3  Tube flat mounting plate

C0  1/2-14NPT taper pipe female adapter    C1  1/2-14NPT lead pressure joint back welding connecting tube

C2  T-square threaded connector M20X1.5      E  Flame-proof type DIIBT4    D   Intrinsic safety type IAIICT6

PTC-DP







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