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JC-G-CP/PA
JIECHUANG
The Intelligent Direct-Mount Pressure Transmitter is a high-precision instrument designed for direct attachment to process equipment. It offers accurate and reliable pressure measurements without the need for additional mounting hardware, simplifying installation and ensuring superior measurement accuracy. Ideal for applications where space is limited, this pressure transmitter minimizes installation complexity and enhances system reliability.
The direct-mount design ensures minimal leak points, quicker response times, and exceptional pressure measurement stability, making it perfect for environments requiring real-time pressure monitoring. Its digital display allows for easy monitoring of pressure readings, contributing to operational efficiency.
High Accuracy:
Measurement range: 0 to 40 MPa
Standard calibration accuracy: ±0.075%
The transmitter is engineered for precise measurements, offering outstanding measurement consistency.
Superior Overpressure Resistance:
The standard range chip is capable of withstanding 3 MPa back pressure within a 40 MPa standard range, making this pressure transmitter perfect for high-pressure applications.
Advanced Environmental Adaptability:
Equipped with intelligent static pressure and temperature compensation, the transmitter minimizes measurement errors caused by environmental changes. Its design ensures reliable operation under fluctuating temperature conditions and high-pressure environments.
Flexible Measurement Ranges:
M1, M2, M3, M4 range ratio: 4:1
L1, L2 range ratio: 4:1
The flexible range compression capabilities provide versatile measurement options, perfect for various industrial applications.
User-Friendly Operation and Display:
Featuring a 5-digit backlit LED display, this pressure transmitter offers multiple display units, including mA, Pa, kPa, MPa, bar, mbar, %, psi, and mmH2O. The built-in three-button quick operation allows for easy adjustments in the field. The unit is available in corrosion-resistant materials, ensuring long-term durability.
Enhanced Stability:
The high stability under medium pressure ensures that the pressure transmitter delivers consistent, reliable readings over time, with minimal drift.
Product Specifications
● Measured Fluid: Liquid, gas, steam
● Measurement Range:
Range | kPa | mbar | mmH2o |
M1 | -100 ~ 100 | -1000 ~ 1000 | -10000 ~ 10000 |
M2 | -100 ~ 200 | -1000 ~ 2000 | -10000 ~ 20000 |
M3 | -100 ~ 400 | -1000 ~ 4000 | -1000 ~ 40000 |
M4 | -100 ~ 4000 | -1000 ~ 40000 | -10000 ~ 400000 |
L1 | -100 ~ 40000 | -1000 ~ 400000 | -10000 ~ 4000000 |
L2 | -4000 ~4000 | -40000 ~40000 | -400000 ~400000 |
● Operating Pressure:
Diaphragm Box | Range (kPa) | Maximum Working Pressure (MPa) |
M1 | -40 ~40 | 3 |
M2 | -100 ~ 100 | 8 |
M3 | -100 ~ 200 | 8 |
M4 | -100 ~ 400 | 8 |
L1 | -100 ~ 4000 | 10 |
L2 | -100 ~ 40000 | 60 |
● Output Signal: 4 ~ 20mA DC + HART Protocol.
● Allowable Load Resistance: 0 ~ 600Ω (at 24V DC).
Note: When communicating with a handheld communicator, a standard load resistance of 250Ω is required.
● Power Supply: General Purpose: 10.5 ~ 45V DC; Intrinsically Safe: 10.5 ~ 26V DC.
● Communication Line Conditions:
Line Length: Maximum 2km (use 0.75 ~ 1.25mm² control cable; for distances over 1km, use twisted pair cable).
Load Resistance: 250 ~ 600Ω (at 24V DC, including cable resistance).
Load Capacitance: Below 0.55mF.
Load Inductance: Below 3.3mH; ensure power lines are separated by at least 15cm (avoid parallel wiring).
● Saturation Current: Upper Limit 20.8mA, Lower Limit 3.8mA.
● Alarm Current: Upper Limit 22.8mA, Lower Limit 3.6mA (mode configurable).
● Adjustment Function: Zero and full-scale adjustment can be done locally via three buttons on the transmitter or remotely using configuration software.
● Output Modes: Linear Output, Square Root Output (remotely adjustable via configuration software).
● Operating Temperature: -40 ～ +85℃ (When filled with fluorine oil: -10 ～ +60℃).
● Storage Temperature: -40 ～ +100℃.
● Weather Resistance: DIN40040GPC.
● EMS Applicable Standard: EN1326-1:2006.
Performance Specifications
● Accuracy:
Diaphragm Box | Reference Accuracy |
M1, M2, M3, M4, L1, L2 | TD1:1…TD15:1 = ±0.075% |
TD ＞ 15:1 =±(0.0015×TD+0.075)% |
● Square Root Output Accuracy:
Output | Accuracy |
≥50% | Same as reference accuracy |
50% to falling point | Same as reference accuracy × 50 Square root output (%) |
● Environmental Temperature Impact:
Total impact quantity at 28℃ (50°F) | |
Diaphragm Box | Impact |
M1, M2, M3 | ±[0.08% of the range + 0.015% of the upper range limit] |
M4, L1 | ±[0.08% of the range + 0.03% of the upper range limit] |
● Static Pressure Impact: ±0.05% of the range for 10MPa.
● Process Impact: ±0.05% of the range limit for 10MPa.
● Stability: ±0.05% of the range limit per year.
● Power Supply Impact: ±0.005% per 1V.
● Installation Position Impact: Installing parallel to the diaphragm surface won't cause zero drift. If the installation position deviates more than 90° from the diaphragm surface, zero drift within a range of 0.4kPa can be corrected by zero calibration.
● Response Time: 90ms.
● Damping: Time constant can be adjusted within the range of 0 to 99.9 seconds.
● Filter Constant: Can be adjusted within the range of 0 to 160uA.
● Self-stabilization Coefficient: Can be adjusted within the range of 0 to 2%.
"Power Supply Voltage vs. External Load Relationship Diagram"
Material Structure
● Wetted Parts Material: Standard configuration.
● Diaphragm: SUS316L.
● Transmitter casing: Low copper aluminum casting + polyurethane coating.
● Transmitter casing cover: Low copper aluminum casting + polyurethane coating.
● Protection level: IP66.
● Nameplate: SUS304.
● Filling oil: Silicone oil, fluorine oil (optional).
● Dimensions: According to the outline drawing.
● Weight: Approximately 1.4 kg (main body).
● Cable entry port: M20×1.5.
● External terminal: M4 screw.
● Process connection port: 1/2-18NPT, M20×1.5, G1/2, etc.
● Installation method: Install with U-bolts on a 50mm (2-inch) pipeline.
The Intelligent Direct-Mount Pressure Transmitter is the ideal solution for industries requiring precise, reliable pressure monitoring in harsh and space-constrained environments. Its compact design, high overpressure resistance, and intelligent environmental compensation make it perfect for critical applications, including:
Oil & Gas: Real-time pressure monitoring in offshore platforms or pipelines
Chemical Processing: High-pressure applications with accurate, stable measurements
Water Treatment: For precise pressure measurement in filtration systems
Power Generation: Monitoring steam pressure in boilers and turbines
By incorporating advanced features such as the HART protocol, intelligent diagnostics, and long-term stability, this transmitter ensures consistent and accurate readings, which are essential for preventative maintenance, reducing system downtime, and improving overall operational efficiency.
The Intelligent Direct-Mount Pressure Transmitter offers a combination of high accuracy, environmental adaptability, and user-friendly operation. Whether you are monitoring liquid, gas, or steam pressure, this device is engineered to meet the demands of industries that require high reliability and performance in dynamic and challenging environments. Upgrade your pressure measurement system today and experience the benefits of advanced pressure sensing technology.
Electrical Connection Diagram
Process Connection Diagram
Product Dimensional Diagram
