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STG14 Modbus RS485 Pressure Transmitter

The STG14 RS485 Pressure Transmitter features a high-precision silicon sensing element combined with a fully welded stainless steel construction. It outputs a stable Modbus RTU RS485 signal with fast communication and networking capability. With IP67 protection, excellent EMC performance, and over-voltage protection, it is widely used in construction machinery, metallurgy, industrial automation, and process control applications.

1. Key Features

2. Technical Specifications

General Electrical Data

Pressure Range 0–0.01 bar up to 1000 bar
Pressure Type Gauge / Absolute
Output Signal Modbus RS485 RTU
Supply Voltage 5.5–30VDC

Performance Specifications

Accuracy ±0.5% F.S., ±0.2% F.S., ±0.1% F.S.
Long-term Stability ≤±0.05%F.S./year
Overpressure 150%F.S.
Burst Pressure 200%F.S.
Temperature Compensation Range(accuracy maintained within this range) -35 to 100 °C
Operating temperature range −40 to +125°C
Storage temperature range −40 to +125°C
Media Temperature Range -40°C to +125°C

3. Applications

4. Selection Guide

Pressure Sensor Selection Key Points: Confirm the measuring range, match the output signal, ensure media compatibility, select the appropriate mounting interface, and define the accuracy requirements.

5. FAQ (Frequently Asked Questions)

Q1: What communication protocol does the STG14 pressure transmitter support?

The STG14 pressure transmitter supports the standard Modbus RTU RS485 protocol, making it easy to integrate with PLCs, SCADA systems, and industrial automation networks.

Q2: What is the accuracy of the STG14 pressure transmitter?

It offers multiple accuracy options: ±0.5% F.S., ±0.2% F.S., and ±0.1% F.S., suitable for various industrial pressure measurement requirements.

Q3: Is the STG14 suitable for harsh industrial environments?

Yes, it features a fully welded stainless steel construction with IP67 protection, ensuring excellent resistance to water, dust, and corrosion.

Q4: What media can the STG14 measure?

It is suitable for gases and liquids compatible with 304 and 316L stainless steel, widely used in hydraulic and industrial fluid systems.

Q5: What process connections are available?

The STG14 supports multiple standard connections, including G1/4, M14×1.5, 1/4NPT, and M12×1, with customization options available.

Q6: What is the operating temperature range?

The operating temperature range is -40°C to +125°C, with compensated accuracy maintained within -35°C to +100°C.

Q7: Does the STG14 have electrical protection features?

Yes, it includes reverse polarity protection, over-voltage, and over-current protection, and complies with EMC standards for reliable operation.

Q8: What are the typical applications of the STG14?

It is widely used in construction machinery, metallurgy, industrial automation, process control, and research equipment.

6. Related Products

7. Contact Us

📧 Email: sales@yatansensor.com,   support@yatansensor.com

💬 WhatsApp:+86 185 1660 2370

8. Model Selection / Ordering Code

Please specify the full ordering code when requesting a quotation.

        Model - Range - Output - Accuracy - Electrical Interface - Connector - Cable Length - Supply Voltage

        Example:
        STG14 -  0~100bar - 4-20mA - 0.5%- G1/4 - M12 - 1m - 24V
    

Request Information & Quote

Our engineering team will help you select the right product based on your application requirements.

📞 Tel: 400 180 6877
📧 Email: sales@yatansensor.com
🟢 WeChat: WeChat
💬 WhatsApp: +86 185 1660 2370