Kunlun Coast JYB-820PZB Intrinsically Safe Intelligent Pressure Transmitter is an intrinsically safe intelligent pressure measurement product featuring high stability, multi-parameter capability, and a 5-digit LED display. The product adopts a fully laser-welded structure and holds multiple explosion-proof certifications. It utilizes HART communication fieldbus technology and comes with built-in detailed product information, facilitating on-site query and remote parameter management for customers. Kunlun Coast JYB-820PZB Intrinsically Safe Intelligent Pressure Transmitter uses titanium/silicon-sapphire or imported diffused silicon core components, making it suitable for measuring different media and varying temperature and pressure conditions. It is widely used in petroleum, petrochemical, LNG, CNG, long-distance natural gas pipelines, refueling stations, gate station control, and gas SCADA systems. It is a Grade A petroleum access product.

Kunlun Coast JYB-820PZB Intrinsically Safe Intelligent Pressure Transmitter Technology

1. Uses titanium/silicon-sapphire or imported diffused silicon high-performance sensors, suitable for measuring different media and varying temperature
2. and pressure conditions;
3. 316L process connection, stainless steel laser welding, corrosion-resistant, shock-resistant, and leak-proof;
4. Multiple signal output forms including voltage, current, network, and HART;
5. Pressure measurement for various high, medium, and low ranges including gauge pressure, absolute pressure, and negative pressure;
6. Overpressure, overcurrent reverse protection with high reliability;
7. Complies with industrial anti-interference EMC Level 3;
8. Intrinsically safe certification.

Applicable Industries and Fields

1. Industrial on-site process pressure control;
2. Pressure control for natural gas in LNG, CNG, and long-distance natural gas pipelines;
3. Pressure control in steel plants, power plants, water conservancy, hydropower, and wind power;
4. Petroleum, chemical, automotive, shipbuilding, transportation, and excavation industries;
5. Applications in cryogenic industries such as liquid oxygen, nitrogen oxygen, and liquid argon;
6. High-temperature industry applications including boilers, heating, and refineries.

7. Technical Parameters

Range: Any range from 0MPa to 100MPa, minimum range is 5kPa

Measuring Medium: LNG, CNG, NG, LO2, LAr, and other media compatible with 316 stainless steel

Measuring Accuracy: Class 0.075 (full scale within 70kPa to 5MPa) (reference conditions: temperature at 23℃ ±2℃ and standard atmospheric pressure)

: Class 0.2 (full scale within 70kPa to 5MPa)

: Class 0.5 (full scale within 5kPa to 70kPa)

: Class 0.5 (full scale within 5MPa to 100MPa)

Output Form: Two-wire current 4mA to 20mA (optional display)

Three-wire current 0mA to 10mA or 0mA to 20mA

Three-wire voltage 0V to 5V or 0V to 10V

Network output RS485

HART communication superimposed on 4mA to 20mA (optional display)

Medium Temperature:

T1: -30℃ to 85℃

T2: -165℃ to 85℃ (with pressure guide tube)

T3: -200℃ to 150℃ (with pressure guide tube)

Ambient Temperature: -30℃ to 85℃

Supply Voltage: DC24V (12V to 32V)

Load Capacity: Current type ≤ 500Ω, voltage type ≥ 3kΩ

Non-linearity: ±0.1%F.S

Hysteresis and Repeatability: ±0.1%F.S

Long-term Annual Stability: ±0.1%F.S

Thermal Zero Drift per Degree: ±0.02%F.S

Response Time: ≤ 50ms

Maximum Working Pressure: 2 times the range

Electrical Connection: Terminal blocks, etc.

Process Connection: Pressure interface: M20×1.5 external thread / custom

Pressure interface: DN25 flange / custom

Process Connection Material: 316L stainless steel / custom

Housing Material: Cast aluminum shell

Protection Rating: IP65

Intrinsic Safety Explosion-proof: Exia II CT6 Ga

Matching Safety Barrier: FB-A; FBE

Certifications: CE certification, CMC Manufacturing Measuring Instrument License