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20-300PA 4-20mA Hart Intelligent 3051 Industrial Air Adjustable Differential Pressure Transmitter
US$320.00-460.00
2 Pieces
Sample price:US$297.00/piece.Request sample
Product profile
Customization
AvailableType
Intelligent Pressure TransmitterFeature
IntelligentModel NO.
HGDP-3051 Differential Pressure TransmitterMeasuring Medium
LiquidAccuracy Grade
0.1GPressure range
-0.1kpa-0-0.1kpa to 0-40MPaIP Rating
IP65Certification
CECustomized
CustomizedFluid Media
Liquid, Gas and SteamPressure Type
Differential PressureOutput Signal
4mA-20mA, 0/1V - 5V/10V DC, RS 485 Mod_BusOverload Pressure
150%F.S.Accuracy
0.5%F.S. (Std) 0.2%F.S. (Opt)Power Supply
8-32VDCLong-Term Stability
0.2%F.S/Year ( Max. )Range and Null Point
AdjustablePressure Connection
1/2NPT, 1/4NPTCompensated Temperature
-10-70 Deg.CMedium Temperature
-20-85 Deg.CVibration Resistance
20g (20-2000Hz)Storage Temperature
-40 -100 Deg.CImpact Resistance
100g (11ms)Protection
IP 65Transport Package
6kgSpecification
25*20*20cmTrademark
Siko InstrumentsOrigin
ChinaHS Code
9026201090Production Capacity
999 Units / WeeksKey features
High Accuracy Measurement: Accuracy grades available from 0.05% F.S. to 0.1% F.S. for precise industrial monitoring.
Wide Measuring Range: Flexible pressure range from -100Kpa to 7Mpa suitable for various applications.
Multiple Output Signals: Supports 4-20mA + HART, RS 485 Mod_Bus RTU, and 0/1V - 5V/10V DC signals.
Adjustable Range and Null: Range and null point are fully adjustable to meet specific process requirements.
Robust Construction: Features 316L Stainless Steel wetted parts and IP65 protection rating for harsh environments.
Long-Term Stability: Ensures 0.1% F.S. per year stability with temperature compensation technology.
Fast Response Time: Rapid 10ms response time ensures real-time data acquisition for critical processes.
Versatile Media Compatibility: Suitable for measuring liquid, gas, steam, and oil with high corrosion resistance.
Company profile

Business Type: Manufacturer/Factory, Trading CompanyAverage Response Time: ≤3.52h
AI-Powered supplier vetting
SummaryHefei Siko Instruments Co., Ltd. is identified as both a trading company and manufacturer/factory in China. It supplies flow meters, sensors, transducers, and related industrial instrumentation. The supplier reports ANSI/ESD and ISO 9001 certifications, 11–20 R&D engineers, 11–20 quality-control staff, and five production lines. It has self-operated import/export rights, began exporting in 2020, and reports exports as 71%–90% of sales, with broad global market coverage. Evidence confirms manufacturing, quality-management certification, international trade capability, and established product expertise. However, the provided information does not substantiate after-sales processes, financial credibility, customization services, or a broad customer track record.
Supplier typeThe supplier is explicitly classified as both a trading company and manufacturer/factory. Its stated business covers instruments, meters, industrial equipment, flow measurement technology, sensors, and transducers, indicating a direct manufacturing and trading role in industrial instrumentation.
CertificationsThe supplier reports ANSI/ESD and ISO 9001 certifications for its management systems. These stated certifications provide explicit evidence of formal quality or operational controls, although no certificate scope, issuing body, or validity details are supplied.
R&D capabilityThe supplier offers multiple flow-measurement and sensing technologies and reports 11–20 R&D engineers, indicating an established technical development function. However, no patents, proprietary technologies, new-product records, or R&D outcomes are provided.
Production capacityThe supplier is identified as a manufacturer/factory with five production lines, 11–20 quality-control staff, and stated product coverage in flow measurement and industrial instrumentation. It also reports an off-peak lead time of one month and peak fulfillment within 15 workdays, supporting evidence of operating production capacity, although actual capacity limits are not disclosed.
Product Q&A
Q:What is the accuracy of the transmitter?
A:
The accuracy ranges from 0.05% F.S. to 0.1% F.S. depending on the specific model configuration.
Q:What output signals are supported?
A:
It supports 4-20mA + HART, RS 485 Mod_Bus RTU, and analog voltages like 0/1V to 5V/10V DC.
Q:Is the pressure range adjustable?
A:
Yes, the range and null point are adjustable to fit different application needs.
Q:What materials are used for wetted parts?
A:
Wetted materials include 316L Stainless Steel and 304 Stainless Steel for corrosion resistance.
Q:What is the protection rating?
A:
The device features an IP65 rating, offering excellent protection against dust and water jets.
Send Inquiry
*To:
Hefei Siko Instruments Co., Ltd.
Hefei Siko Instruments Co., Ltd.*Content:
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