Product Information

Overview
The YSB-2222 digital pressure transmitter is designed for process industry applications and can measure the pressure of liquids, vapors and gases. Adopt advanced fully isolated intelligent conversion and digital space compensation technology. It has strong anti-interference ability and high measurement accuracy. Strong shock resistance, the range diagram can meet almost all working conditions, and the wetted materials for users to choose are very complete, such as SUS316L, Hastelloy, and rhenium. So it is compatible with almost all media.
Technological advancement
►Using American company ’s Nova sensor technology, fully isolated intelligent conversion and digital compensation technology, it has strong anti-interference ability and extremely high measurement accuracy, accuracy can reach 0.1 level, high reliability and high sensitivity;
► Specially designed amplifier circuit board (ASIC application-specific integrated circuit) and fully automatic temperature compensation process, stable and reliable performance;
► Three-button on-site adjustment is convenient, perfect self-diagnosis and remote communication functions; sensor interface uses digital circuit;
► Standard 4 ~ 20mA DC, with RS485 (MODBUS RTU remote measurement and control);
► The user-selected wetted materials are very complete, such as SUS316L, Hastelloy, Rhenium, etc., so it is compatible with almost all media;
► The shell is made of low-copper cast aluminum alloy with polyurethane baking varnish.
► Product design service life is more than 15 years;
► Increase the daily migration ratio by up to 10: 1;
► Implementation standards: JJG882, Q / ZAXY09;
► EMC standard: EN61326 (electromagnetic compatibility of measuring instruments).

Technical performance index
Basic parameters
► Range range:

1 ~ 130kPa, 0 ~ 3MPa, O ~ 10MPa, 0 ~ 25MPa, 0 ~ 70MPa (selectable range);

► Accuracy:

± 0.1%, ± 0.2%, ± 0.5%;

► Working voltage:

24VDC ± 10%;

► Output signal:

4 ~ 20mA DC

RS485 (MODBUS protocol);

► Measurement type:

gauge pressure, absolute pressure;

► Typical applications:

petroleum, chemical, power, metallurgy, etc.

Mechanical performance index

Shell Material

Polyurethane Cool Paint Low Copper Cast Aluminum

Process connection

pipeline connection installation form1 / 2NPT internal thread;

Direct installation form:M20 x1.5 or 1 / 2NPT male thread.

Electrical interface

M20x1.5 or 1 / 2NPT internal thread

Two-way

connection port

Exdll CT6 Gb

Protection grade

IP65, IP67

Mounting bracket

SUS304 flat bracket or vertical bracket

Nameplate

SUS304

Weight 

1.65kg (without mounting bracket and process connector)

Ambient temperature effect

Zero change in the range of -40 degrees to 85 degrees 28 It changes

Zero Drifter (0.75 + 0.125 scolded with

Total drifter (0.0954 + 0.0125 on top)

In the formula, X: The test URL: The maximum day (upper range)

Impact of vibration (except micro-range)

15-2000Hz on any axis related to the conditions of the pipeline installation process,The test is less than ± 0.1%.

Signal output

4-20mA output, with RS485 communication, can set linear or square root output mode.

Ambient temperature

-30 ℃ to 60 ℃ with LCD meter

-40 ℃ to 85 ℃ (customized)

Wetting temperature

-30 degrees to 80 degrees

-40 degrees to 120 degrees,> 80 It has a condenser

Power and load conditions

Power supply voltage is 24V DC, allowing a maximum load of 570Q

Load

0 ~ 600Q working status

250 ~ 600Q digital communication

On-site installation
The intelligent pressure transmitter produced by our company can be directly installed, or it can be installed on a 2-inch pipe, as shown below

Environment humidity

5-95% RH @ 40 "C

5-100% RH @ 40 "C

Voltage

16. 4-36V DC

16.4-30V DC (intrinsically safe or non-flammable)

Power impact

± 0.005% / V (12V-36V DC, 3500)

Stability

± 0.1% of upper limit of range / 12 months

Communication conditions

RS485 communication distance

Multi-core twisted pair cable is used, with a maximum length of 1.2km. The communication distance varies depending on the cable type.