How do I place an order for the GPT431?

Orders can be configured using the model code system, which includes selections for: Pressure range, Pressure type, Output signal, Power supply, Accuracy, Electrical interface, and Pressure connection. Example model: GPT431-0/5MPa-G-T1-V1-A2-B4-C1.

Industrial Flush Diaphragm Pressure Transducer -0.1-100MPa 4-20mA RS485 316L

Name: Industrial Flush Diaphragm Pressure Transducer -0.1-100MPa 4-20mA RS485 316L
Brand: Xi'an Gavin Electronic Technology Co., Ltd.
SKU: 2290330555

Shaanxi, ChinaXi'an Gavin Electronic Technology Co., Ltd.

US$86.00

1-19 Pieces

US$80.00

20-99 Pieces

US$71.00

100+ Pieces

Product specifications

accuracy

pressure range

Product profile

Customization

Available

Structure Type

Strain Gauge Pressure Transmitter

Pressure range

-0.1MPa...0kpa~10kpa...100MPa

Model NO.

GPT431

IP Rating

IP65

Customized

Diaphragm Material

316L or Titanium Alloy Optional

Output Signal

4~20mA,0~5V, 0~10V, 3-Wire

Working Voltage

15~30VDC

Protection

IP65 (IP68 Optional)

Customized Support

OEM,ODM

Operating Temperature

-40~85℃

Accuracy

0.1,0.25

Pressure Type

G,a,S

Housing Shell

304,316L

Material

316L

Medium

Fluids Compatible with 304,316 or Ceramic

Warranty

1year

Transport Package

Standard Export Package

Trademark

GAMICOS

Origin

Shaanxi China

Key features

IP68 Optional Protection: Offers IP68 ingress protection for total immersion and extreme industrial environments.

Flush Diaphragm Design: Prevents blockages in high-viscosity, crystallized, or particle-laden media like slurry.

Anti-Corrosion Materials: Core 316L stainless steel with options for Hastelloy C, Monel, or Tantalum.

Dual Output Signals: Standard 4-20mA plus RS485 (Modbus RTU) for analog and digital system integration.

Wide Pressure Range: Covers -0.1MPa vacuum to 100MPa ultra-high pressure with flexible customization.

OEM/ODM Support: Customizable accuracy, temperature range, process connection, and electrical termination.

Fast Response Time: Inherent response within 1 millisecond with adjustable electronic damping.

One Year Warranty: Comprehensive warranty coverage for mechanical defects and reliability assurance.

Company profile

Product CertificationFast DeliveryFull CustomizationHigh Repeat Buyers Choice

Xi'an Gavin Electronic Technology Co., Ltd.

Shaanxi, China

Business Type: Manufacturer/Factory, Trading Company CertifiedR&D Capacity: ODM Service Available CertifiedCustomization Options: Customization from Samples, Customization from Designs, etc. CertifiedExport Year: 13 Years CertifiedNearest Port: Xian PortAverage Response Time: ≤4.62h

AI-Powered supplier vetting

SummaryThe supplier is identified as a trading company engaged in sensor, transmitter, and related instrument research, manufacturing, sales, and service. It reports ISO 9001-related certification, TS 16949 and ISO 20000 certifications, CE capability, ERP integration, three production lines, and documented procedures for supplier-service assessment, corrective actions, and complaint handling. It offers 3D design, ODM, and multiple customization models, but reports no new products during the past year, no SDK, and no OEM service for popular brands. Overseas service infrastructure is limited: no overseas warehouse, showroom, agent, or branch, and the stated overseas-service country count is zero. Financial records are referenced for recent years, but the provided slices do not disclose sufficient non-financial evidence to assess financial credibility. No customer cases are provided.

Supplier typeThe supplier is explicitly classified as a trading company. Its company description states that it conducts research, development, manufacturing, sales, and service for sensors, transmitters, and related instruments.

CertificationsThe supplier reports TS 16949, ISO 9001, and ISO 20000 certifications, along with an ISO 9001:2015 certificate and CE certification capability. These stated certifications provide explicit evidence of formal quality or management-system credentials.

After-Sales capabilityThe supplier reports documented and followed procedures for corrective and preventive actions and customer complaints. However, it has no overseas warehouse, showroom, agent, or branch, and the stated overseas-service country count is zero, indicating documented service processes but limited overseas service infrastructure.

Production capacityThe company describes itself as involved in manufacturing sensors and related instruments and reports operating three production lines. It also provides a stated water-level-sensor output figure, but the overall production scale and broader capacity are not sufficiently detailed for a complete capability assessment.

Customization capabilityThe supplier explicitly offers customization from samples, customization from designs, full customization, minor customization, flexible customization, and ODM services. This is direct evidence of broad product customization capability.

Product Q&A

Q:Are there any special grounding or wiring requirements for installing this explosion-proof transmitter to maintain its safety certification?

Yes, to ensure integrity, installation must follow relevant electrical codes. For Intrinsic Safety (Ex ia) models, the input/output signal circuit must be isolated from the non-hazardous area by an associated apparatus, such as a Zener barrier or galvanic isolator. Additionally, cable entries must use certified explosion-proof cable glands, and proper shielding grounding is essential to prevent electromagnetic interference and potential ignition sources.

Q:In high-velocity fluids with lots of solid particles (e.g., in mining pipelines), can the flush diaphragm be damaged by erosion?

That's an excellent point. While the flush design prevents clogging, the diaphragm itself can be at risk under extreme erosive conditions. For such applications, we can provide diaphragms with wear-resistant coatings (like Tungsten Carbide). Alternatively, we recommend a flanged extended diaphragm seal system to divert and withstand the direct impact of the flow, significantly extending the product's service life.

Q:What materials are used in the GPT431?

The inherent response time of the GPT431 strain-gauge sensor is very fast, typically within 1 millisecond. However, the final system response time can be affected by the electronic damping setting (adjustable via software to filter high-frequency pulsation noise) and external devices like signal isolators or the PLC scan cycle. We can set minimal damping if you need to capture millisecond pressure spikes.

Q:What kind of after-sales service do you provide for the GPT200 pressure transmitter?

We offer comprehensive after-sales support including technical consultations, product maintenance advice, and warranty services. Our team is committed to responding quickly to any inquiries or issues you may have.

Q:What pressure connections are available?

Options include M20*1.5, G1/2, NPT1/2, and other custom interfaces.