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4   Parameters and functions

4.1 function features.

a)      With MTC temperature compensation technology

b)      With static pressure compensation technology, to ensure the accuracy.

c)      Unique integrative design of differential pressure sensor ( has applied for patents )

d)      Outside-installed  high-accuracy temperature sensor, to ensure the accuracy of temperature compensation.

e)      Built-in batter, automatic start when power off, to ensure the stability of measurement and safety of transaction.

f)      Configuration at site or remotely, easy to service.

g)      To display instantaneous flow, accumulative flow, differential pressure, temperature, pressure, etc, simultaneously.

h)      Unique anti-interference design, suitable to radio frequency, electromagnetic , and frequency conversion environment.

i)      4~20mA standard signal, 4-wire output simultaneously, and never dropped technology with RS-485 communication.

j)       EXdIICT6  explosion proof recognition.

4.2  Technical parameters

1）the medium parameter range:

      temperature：（-100~500）℃

      pressure：（0~32）MPa（absolute）

      differential pressure：（0~600）kPa

2）accuracy grade:

Instantaneous flow accuracy grade:

a) with temperature and pressure compensation : 0.5 、 1.0；

b) No compensation: 0.2、0.5；

c) with pressure compensation: 0.5；

d) with temperature compensation: 0.5 ;

Accumulative flow accuracy grade:  0.5  、  1.0

Accuracy when separate use:

    Temperature        :  0.2  、   0.5

    Pressure           :  0.1  、   0.2

    Difference pressure:  0.1  、   0.2

3）output: （4~20）mA、（1~5）V、（0~20）kHz

4）communication: wireless   、   wire with RS485

5）power:  outside （10~30）V direct current；battery 3.6Vlithium.

6）working condition:temperature(-30~70)℃；humidity：(5~95)%RH；Atmospheric pressure：(86~106)kPa

7)Explosion prrof: ExdⅡCT6