Feature:   

1 Adoption of microprocessor enhances its flexibility and function;

2 Have strong self-diagnostic capability;

3 Without mutual effect between zero adjustment and range adjustment;

4 Complete function of remote & local setting and calibration;

5 Two-wire systems, conforming to HART protocol and be capable of uninterrupted output with HART protocol terminal communication;

6 To compensate for temperature and static pressure by adopting digitized compensation technology;

7 Good stability, high accuracy, adjustable damping and good single-track overload ability;

8 Without mechanical drive parts, little maintenance work, strong resistance to vibration;

9 All general parts satisfy to the convenience of maintenance.

Technical performance

Using: liquid, gas or steam

Output signal: 4~20mA DC Output, overlay HART protocol digital signal (two-wire system)

Power supply: external power supply 24V DC, power supply range 12V~45V

Temperature range:

                Electric circuit board work at -40~85℃; 

                Sensing element work at -40~104℃ 

                Storage temperature: -40~85℃ 

                With digital display: -25~65℃ (normal operation)

                                 -40~85℃ (with no damage)

Relative humidity: 0~95%

Overpressure limit: applying 2~5 times of maximum range pressure will bring no damage to transmitter.

Volume variation: be less than 4px3

Damping: time constant is adjustable within 0.2~32.0s.

Starting time: 3s, preheating is unnecessary.

Huaheng Instrument is well-known as one of the professional and credible 4-20ma hart differential digital hydraulic pressure air sensor manufacturers and suppliers in China for the high flexibility and good function of its products. Adhering to our principle, out factory welcomes you to buy various types of high quality and low price products from us, and OEM service is also offered.