Product Details

Differential pressure transmitter

Product Features

Used to measure liquid, gas or steam level, density and pressure, and then into 4 ~ 20mA DC output. JG1151/3351DP intelligent HART-can communicate with each other through it to set, monitor or composition of the scene with the host computer monitoring system. JG1151/3351DP Field adjustable smart differential pressure transmitter is required at the scene of the company developed new products, from the terminal, through the key way to achieve zero field, configuration and other operations.
1. Performance Specifications
(Range of zero reference check, reference conditions, silicone oil filling,316 LStainless steel diaphragm.)

1.1. Reference accuracy
1.1.1. Digital, Smart: ± 0.1% calibration range
1.1.2. Analog, Linear: ± 0.2% calibration range
1.2. Stability
1.2.1. Figures, Intelligence: 6 months, ± 0.1% URL
1.2.2. Simulation, linear: 6 months, ± 0.2% URL
1.3. Environmental temperature
1.3.1. Digital, intelligent
Zero error:±0.2%URL/56℃
Total error:±(0.2%URL+0.18%Calibration range)/56℃
1.3.2.Simulation, linear
Zero error:±0.5%URL/56℃
Total error: ± (0.5% URL +0.5% calibration range)/56℃
1.4. Pressure effects
1.4.1.Zero:
For the range of 4 to 8, under the 13790kPa ± 0.2% URL; other range is ± 0.25% URL. Zero error is available online through the re-zero to fix.
1.4.2.Range:
Can be modified to ± 0.25% output reading / 6895kPa, for the range of 3, can be modified to ± 0.5% output reading / 6895kPa
1.5. Vibration
In any axis, 200Hz vibration under the impact ± 0.05% URL / g
1.6. Power effects
Output range is less than ± 0.005% / V.


1.7. Load effects:
No load impact, unless the power supply voltage change.
1.8. Electromagnetic interference / radio frequency interference (EMI / RFI effects)
From 20 to 1000MHz, the field strength up to 30V / M time,
Output drift of less than ± 0.1% range.
1.9. Location of installation
Zero shift of up to ± 0.25kPa. All of the zero drift can be modified out; no effect on the range.
2. Functional specifications
2.1. Measuring range: Pressure:0-1.3~6890KPa
               Static pressure:4、10、14MPa
2.2. Zero and span
2.2.1.Digital, intelligent:
Available local range and zero adjustment button, or remotely using HART-adjusted.
2.2.2.Simulation, linear:
Continuously adjustable span and zero.
2.3. Zero positive, negative
Negative transfer of zero, the range limit must be greater than or equal to-URL; zero positive transfer, the range limit must be less than or equal to + URL. Calibration range is greater than or equal to the minimum range。
2.4. Output
Digital, intelligent:
4 ~ 20mA DC, the user can choose linear or square root output, digital process variable superimposed on the 4 ~ 20mA DC signal, using HART protocol for PC use.
Simulation, linear:
4 ~ 20mA DC, and the process pressure is linear.


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