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 Remote Diaphragm Seals is a high-precision instrument that isolates the sensor from harsh media for stable, accurate measurement of differential pressure, liquid level, and flow in petrochemical, power, pharmaceutical, food, and water treatment 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 Remote Diaphragm Seal is a precision instrument designed for accurate measurement of differential pressure, liquid level, and flow in industrial processes. Its remote diaphragm seal isolates the sensor from harsh media, including high-temperature, corrosive, or viscous fluids, ensuring long-term stability, reliability, and flexible installation. Widely used in petrochemical, power, pharmaceutical, food & beverage, and water treatment industries, it provides stable and precise measurements under demanding conditions.
Remote diaphragm seal design for sensor isolation from harsh process media
High accuracy: ±0.075%, ±0.1%, ±0.2% (linearity, hysteresis, repeatability included)
Long-term stability: ±0.2% per year
Measurement medium: gas, steam, and liquids
Supports HART communication protocol for easy configuration and diagnostics
Flexible installation with multiple process connection options
Resistant to vibration, pressure spikes, and high temperatures
Optional LCD or OLED display for clear readings
Corrosion-resistant wetted materials: 316L, Hastelloy C, Tantalum, Titanium, Nickel, Monel, Duplex Steel, PFA, or Gold-plated
Explosion-proof: Exd Ⅱ CT6 Gb, Exia Ⅱ CT6 Ga
IP67 protection for harsh environments
Easy maintenance, no direct contact between sensor and process medium
Petrochemical and chemical processing
Power generation and energy systems
Food and beverage production
Pharmaceutical manufacturing
Water and wastewater treatment
Hydraulic and pneumatic control systems
Industrial automation and process control environments
The price of a Differential Pressure Transmitter with Remote Diaphragm Seal varies depending on the actual parameters, materials, and configuration.
If you would like to know the latest price of ZINACA Instruments’ transmitter, please contact us for a detailed quotation.
ZINACA Instruments is a professional industrial instrumentation manufacturer.
We can customize reliable differential pressure transmitters according to your specific process requirements and working conditions.
If you are looking for a Differential Pressure Transmitter OEM Service, please contact us for cooperation.
As a trusted differential pressure transmitter manufacturer, ZINACA Instruments provides high-quality, accurate, and durable devices for global industrial applications.
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