Description
1. Introduction to Digital Remote Transmission Pressure Gauge MT-P200DG
The Digital Remote Transmission Pressure Gauge MT-P200DG is an advanced, high-precision pressure monitoring device designed for real-time industrial process measurement and control. Unlike conventional pointer-type pressure gauges, this digital model provides a four-digit real-time display along with remote signal transmission capability, making it ideal for applications requiring centralized monitoring, automation, data logging, or supervisory control.
The MT-P200DG is engineered with strong electromagnetic interference resistance, stable measurement performance, and long-term operational durability. It features flexible signal output formats, including 4–20 mA analog output and RS-485 communication with MODBUS RTU protocol, allowing seamless integration into modern control systems such as PLCs, SCADA networks, data acquisition units, and industrial automation platforms.
Designed to withstand demanding environments, the gauge includes an IP65 waterproof casing, a stainless steel 304 shell, and a sealed waterproof connector, ensuring reliable performance in the presence of moisture, dust, vibration, and temperature fluctuations. Whether installed in hydraulic systems, pneumatic lines, chemical processing units, water supply stations, medical equipment, or industrial machinery, the Digital Remote Transmission Pressure Gauge MT-P200DG provides accurate pressure feedback and remote control capabilities.
2. Key Features and Performance Benefits
The MT-P200DG is designed with several advanced operational advantages:
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4-Digit Real-Time Pressure Display
The bright digital screen ensures clear, precise reading even in dark or high-glare environments. -
Dual Remote Signal Output Options
Users can select either 4–20 mA analog output or RS-485 MODBUS RTU signal output for long-distance transmission and integration into automation systems. -
Electromagnetic Interference Resistance
The internal electronic circuit design ensures stable performance in industrial zones with strong EMI, preventing display flicker or signal distortion. -
Multiple Pressure Units and Easy Operation
The interface allows users to switch between different pressure units, reset zero, clear accumulated errors, and perform calibrated adjustments easily. -
Wide Operating Temperature Range
Built to operate reliably from -20°C to 80°C, suitable for harsh indoor and outdoor environments. -
High Measurement Stability and Low Drift
Accuracy is maintained even after long-term operation, reducing the need for frequent recalibration.
The result is a high-reliability digital pressure gauge capable of replacing traditional pointer gauges and conventional transmitters in many modern industrial applications.
3. Remote Transmission and Communication Capability
The Digital Remote Transmission Pressure Gauge MT-P200DG supports two main output communication formats:
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4–20 mA Analog Signal
Ideal for classic industrial control loops and PLC input cards. -
RS-485 Digital Communication (MODBUS RTU Standard)
Allows connection to:-
SCADA systems
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Remote terminal units (RTUs)
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Distributed control systems (DCS)
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Industrial computers and cloud data servers
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The RS-485 output enables transmission distances exceeding 500 meters, making this gauge suitable for factory-wide or multisite monitoring networks.
With these communication options, users gain flexibility in designing data acquisition architectures and automation systems.
4. Construction and Protection Design
The MT-P200DG is built to handle industrial challenges:
| Component | Material / Feature |
|---|---|
| Shell | Stainless Steel 304 |
| Connector | Waterproof sealed cable interface |
| Ingress Protection | IP65 dust and water-resistant |
| Medium Compatibility | Suitable for gas and liquid |
The sealed enclosure protects internal circuits against corrosion and environmental contaminants, ensuring long service life even in outdoor or chemically exposed installations.
5. Application Fields
The Digital Remote Transmission Pressure Gauge MT-P200DG is widely used across industries that require reliable remote pressure monitoring, including:
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Industrial Automation Equipment
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Hydraulic and Pneumatic Systems
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Variable Frequency Water Supply Systems
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Medical and Sterilization Devices
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Chemical and Petrochemical Plants
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Food and Beverage Processing Units
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Power Generation and Boiler Systems
In each of these applications, the gauge provides stable real-time pressure feedback essential for ensuring safety, efficiency, and process accuracy.
6. Working Principle and Measurement Stability
The gauge contains a built-in high-precision pressure sensor that converts applied pressure into an electrical signal. This signal is processed digitally and displayed on the gauge while simultaneously being transmitted through the remote signal output.
The device features:
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FS ±0.5% Standard Accuracy
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FS ±0.25% Precision Optional
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Low Temperature Drift (≤ FS ±0.02% / °C Typical)
This ensures reliable performance in environments with fluctuating temperature and dynamic pressure changes.
7. Standard Technical Parameters
| Parameter | Specification |
|---|---|
| Pressure Range (Gauge) | 0–2 / 10 / 16 / 50 / 100 / 250 / 400 / 600 bar |
| Pressure Range (Absolute) | 0–0.05 / 0.1 / 0.2 / 1 / 10 bar |
| Overload Pressure (≤100 bar) | ≤200% |
| Overload Pressure (>100 bar) | >150% |
| Display Screen Type | LCD (4–20 mA) / LED (RS-485) |
| Response Time | ≤2 ms |
| Accuracy | FS ±0.5% / Optional FS ±0.25% |
| Long-Term Stability | FS ±0.5% per year |
| Operating Temperature | -20°C to +80°C |
| Compensation Temperature | -10°C to +70°C |
| Power Supply | DC 12–32V (typical DC 24V) |
| Output Signal | 4–20 mA or RS-485 MODBUS RTU |
| Ingress Protection | IP65 |
| Medium Compatibility | Gas / Liquid |
| Shell Material | Stainless Steel 304 |
8. Advantages Over Traditional Pointer Gauges
Compared to mechanical gauges, the MT-P200DG provides:
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No reading interpretation errors
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Long-distance data transmission
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Higher accuracy and repeatability
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Compatibility with automated systems
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Resistance to vibration and pressure pulsation
This makes it a modern replacement upgrade for both pressure gauges and pressure transmitters.
9. Conclusion
The Digital Remote Transmission Pressure Gauge MT-P200DG is a high-performance, versatile, and automation-ready digital pressure measuring device. With real-time display, long-distance remote transmission, strong interference resistance, and robust environmental protection, it enables precise and stable pressure monitoring across complex industrial systems. Durable stainless steel construction and flexible communication output options ensure that the MT-P200DG meets the demanding requirements of modern industrial environments while offering excellent long-term reliability and operational efficiency.
