Differential Pressure Transmitter
The Differential Pressure Transmitter accurately measures pressure differences in liquids, gases, or steam, offering reliable performance and optional digital output for industrial monitoring.
Read MoreThe Differential Pressure Transmitter with Direct Mount Diaphragm Seal accurately measures differential pressure for liquids, gases, and steam, offering fast response, simplified installation, robust construction, high stability, and HART communication for industrial, chemical, petrochemical, and HVAC applications.
Process Medium Temperature: -40℃ ~ 400℃
Power Supply: 10–36 VDC (recommended 24 VDC)
Diaphragm Material: 316L, Hastelloy C, Tantalum, Titanium, Nickel, Monel, Duplex Steel, PFA, Gold-plated
Process Connection Material: SS316L, SS304
Filling Fluid: Silicone oil, Fluorinated oil, etc.
Housing Sealing: NBR (Buna-N)
The Differential Pressure Transmitter with Direct Mount Diaphragm Seal is a high-precision instrument designed for accurate measurement of differential pressure in liquids, gases, and steam. Its direct-mount diaphragm eliminates the need for capillaries, ensuring fast response, simplified installation, and robust performance. Widely used in industrial automation, chemical, petrochemical, HVAC, and process control applications, it provides excellent stability, anti-interference performance, and versatile process connection options.
Direct mount diaphragm seal design, eliminating capillaries and minimizing response time
Accurate differential pressure measurement for liquids, gases, and steam
High long-term stability with consistent zero point and range
Robust construction with strong anti-interference performance
Two-wire 4–20 mA output with HART protocol support
Adjustable zero point within range limits
Designed for pressure impact up to 150% of full scale and overvoltage up to 3× full scale
Optional LCD or OLED display for clear readings
Resistant to harsh industrial environments with IP67 protection
Explosion-proof: Exd Ⅱ CT6 Gb
Wide selection of wetted materials: 316L, Hastelloy C, Tantalum, Titanium, Nickel, Monel, Duplex Steel, PFA, Gold-plated
Industrial process control systems requiring precise differential pressure measurement
Oil and gas field automation and remote transmission
Power generation and energy systems
Liquid level monitoring and water supply systems
Hydraulic and pneumatic control systems
The price of the Differential Pressure Transmitter with Direct Mount Diaphragm Seal varies depending on actual specifications and configuration.
For the latest quotation of ZINACA Instruments’ transmitter, please contact us directly.
ZINACA Instruments is a professional industrial instrumentation manufacturer.
We can customize reliable differential pressure transmitters according to your process requirements and working conditions.
If you are looking for a Differential Pressure Transmitter OEM Service, please contact us for cooperation.
As a leading differential pressure transmitter manufacturer, ZINACA Instruments provides high-precision, stable, and durable devices for a wide range of industrial applications worldwide.
Technical parameters
| Parameter | Specification |
|---|---|
| Environmental Temperature | -30℃ ~ 70℃ |
| Environmental Humidity | 0 - 95% (non-condensing) |
| Range | -0.1 ~ 60MPa (optional) |
| Accuracy | ±0.05%, ±0.075%, ±0.1% (including linearity, deviation, repeatability) |
| Repeatability | 0.075% FS, 0.1% FS, 0.2% FS |
| Insulation Resistance | ≥ 20MΩ |
| Insulation Strength | 500V (50Hz) / 1min, no breakdown or arcing |
| Stability | 0.1% / 3 years |
| Reverse Protection | Not damaged |
| Vibration Effect | ±0.05% UR/Lg under 15-2000Hz resonance |
| Output Signal | Two-wire 4-20mA + HART |
| Output Method | Linear |
| Power Supply | 12-36VDC |
| Electrical Connection Size | M20 × 1.5 internal thread |
| Protection Level | IP65 |
| Explosion-proof Level | Ex d Ⅱ C T6 Gb |
| Zero Point Adjustment | Adjustable within full range limits |
| Impact Pressure Limit | 150% FS for 1 min without damage |
| Overvoltage Limit | Instantaneous 3×FS without damage |
The Differential Pressure Transmitter accurately measures pressure differences in liquids, gases, or steam, offering reliable performance and optional digital output for industrial monitoring.
Read MoreThe Differential Pressure Transmitter with Remote Diaphragm Seals provides accurate, stable measurement of pressure, level, and flow while isolating the sensor from harsh media in industrial applications.
Read MoreThe Differential Pressure Transmitter with Direct Mount Diaphragm Seal provides fast, accurate differential pressure measurement for liquids, gases, and steam in industrial and HVAC applications.
Read MoreNo. 12, Within Waihuan Industrial Company Compound, Fujin Road, Zhongbei Town, Xiqing District, Tianjin, China