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MG5600DP Series
The MG5600DP Series Explosion-Proof Digital Differential Pressure Transmitter is a precision-engineered industrial measurement instrument developed to provide highly accurate and stable differential pressure detection across liquid, gas, and steam applications. Built to tackle the most demanding process environments, it relies on a sophisticated internal architecture featuring personalized sensor components and an advanced central processing circuit module. The core sensing unit integrates corrosion-resistant flexible isolation diaphragms, double beam suspended MEMS monocrystalline silicon pressure sensors, and an integrated anti-high pressure overload center diaphragm. This specific structural design physically shields the sensitive internal electronics from aggressive media and severe pressure spikes, establishing a solid foundation for exceptional overvoltage performance. Encased in a heavy-duty, tactile cast aluminum or 316 stainless steel housing, the device feels substantial and is designed to resist mechanical vibration. Backed by authoritative FM, ATEX, and NEPSI explosion-proof certifications, alongside validated SIL2/SIL3 safety integrity levels, this transmitter delivers reliable, continuous data transmission for critical control systems in hazardous facilities.
Engineered around an advanced double-beam suspended MEMS monocrystalline silicon architecture, this instrument delivers exceptional precision with a total accuracy margin of ±0.02%. For facility operators, this translates directly to tighter process control, optimized resource utilization, and minimized material waste. The unit demonstrates remarkable long-term stability under continuous operation, maintaining an annual drift of less than ±0.05% and a 10-year drift under ±0.1%. This sustained accuracy drastically reduces the frequency of field calibration routines, freeing up valuable engineering resources.
The highly modular sensor capsule embeds dedicated pressure and temperature compensation, alongside personalized information processing and storage circuits. Because the calibration data is stored directly within the capsule, technicians can perform arbitrary interchangeability of circuit modules in the field without the need for complex recalibration procedures. This plug-and-play capability significantly accelerates troubleshooting, minimizes line downtime, and lowers overall maintenance expenditures during the plant's lifecycle.
Field operators interact with a crisp, high-contrast local display panel capable of simultaneously presenting the current pressure value, analog current output, percentage of range, and internal sensor capsule temperature. To accommodate complex piping layouts and difficult mounting positions, the display module supports a full 360° orientation adjustment. Parameter configuration is handled through three tactile on-panel buttons, providing positive physical feedback that allows technicians to make precise adjustments even while wearing heavy protective work gloves.
To endure brutal operating conditions, the transmitter utilizes advanced laser welding and a fully sealed all-stainless steel structure, effectively blocking moisture, dust, and corrosive vapors. The internal circuitry features redundant connections and a fully plug-in anti-loosening module design that resists heavy mechanical vibration from nearby pumps and compressors. Equipped with comprehensive overload protection, lightning suppression, and robust electromagnetic interference (EMI) resistance, the device ensures uncorrupted signal integrity even when installed near large variable frequency drives or high-voltage equipment.
General | ||
Product | MG5600DP Series Differential Pressure Transmitter | |
Medium | Liquid, gas, steam | |
Range Down Ratio | 100:1 | |
Housing Material | High-pressure cast aluminum or 316 stainess steel | |
Cable Entry | 1/2"NPT(F) or M20×1.5 | |
Output signal | Two-wire 4~20mA DC, HART | |
Input Voltage | General voltage 10.5～45VDC, intrinsically safe voltage 10.5～26VDC, HART communication must ensure 16.5 VDC or above | |
Load Resistance | 250~600Ω (DC24V, including cable resistance) | |
Load Capacitance | Below 0.55mF | |
Load Inductance | Below 3.3mH | |
Power Line Spacing | 150mm or more (Please avoid parallel wiring) | |
Saturation Current | Upper limit is 20.5mA, lower limit is 3.9mA | |
Alarm Current | Upper limitis 21mA, lower lmit is 3.8mA (Mode can be set) | |
Adjustment Function | Zero and full range points can be adjusted on-site or configured by three buttons | |
Output | Linear output, square root output (can be adjusted remotely through configuration software) | |
Insulation Strength | >100 MΩ | |
Transient voltage resistant terminals | GB/T 17626.4-2018 Fast transient burst immunity test, product passes levels 1–4 (+2 kV, -2 kV, +4 kV, -4 kV tests) GB/T 17626.5-2019 Surge (impact) immunity test, product passes levels 1 (0.5 kV), 2 (1 kV), 3 (2 kV), 4 (4 kV) tests | |
Ambient temperature | -40～185°F(-40～85°C) Inert fill -40~140°F(-40~60°C) | |
Storage Temperature | -40～194°F(-40～90°C) | |
Process Temperature | -40～302°F(-40～150°C) | |
Weather Ability | The product complies with DIN40040GPC, and the main circuit boards have undergone three proof paint treatment, and the sensor circuit is sealed with adhesive | |
Range | -10MPa～10MPa | |
Power influence | ± 0.005%/1V | |
Ambient temperature influence | 10℃ ± (0.05% range + 0.09% upper range limit) | |
Stabiity | Annual drift less than±0.05%,long-tem drit less than±0.1%/10 years | |
Response time | 90ms | |
Damping time | The time constant can be adjusted from 0to 32.0 seconds | |
Explosion-proof Certification | ||
FM | Factory Mutual (FM) Approvals | |
ATEX | European Commission | |
NEPSI | National instrument explosion-proof safety supervision and inspection station | |
SIL | Single sets meet SIL2 safety requirement, redundant use meets SIL3 safety requirements | |
Accuracy | ||
MG5600DP | Range Code 1: (Range ratio ≤ 5), Accuracy ±0.1％ Range Code 1: (Range ratio > 5), Accuracy ±[0.05+0.01(URL/Range)]% of Range; Range Codes 2-7: (Range ratio ≤ 5), Accuracy ±0.04% Range Codes 2-7: (Range ratio > 5), Accuracy ±[0.015+0.005(URL/Range)]% of Range; | |
Mechanical | ||
Wetted Diaphragm Material | 316L SST, Hastelloy, Tantalum, Gold-plated SST, coated PTFE, etc. | |
Wetted Seals Ring | Fluoro rubber, coated with all PTFE silicone rubber | |
Wetted Part Material | 316L SST, Hastelloy, Tantalum, Monel alloy, etc. | |
Fill Fluid | Silicone oil, high temperature silicone oil, vegetable oil, fluorine oil and others (according to customer application) | |
Process Connection | 1/4"-18NPT, 1/2"-14NPT | |
Ingress Protection | IP66\IP67 | |
EMC | If the instrument installed in a metal container or stationary tube, comply with EN61326-1 (1997), specifically for the revised class A1 equipment in the work place. | |
In complex petrochemical production lines, the MG5600DP transmitter is heavily relied upon to measure the differential pressure across critical pipelines, filtration systems, and storage tanks. By accurately monitoring the pressure drop across catalytic reactors and distillation columns, it helps operators detect fouling early and maintain optimal flow rates for crude oil, natural gas, and volatile chemical reagents. Its robust corrosion-resistant wetted parts and certified explosion-proof features ensure safe, uninterrupted operation in highly flammable environments, actively preventing media leakage and mitigating safety risks.
The metal smelting process presents some of the most challenging working conditions, characterized by intense radiant heat, abrasive airborne dust, and heavy vibration. The transmitter’s specialized high-temperature resistance and strong anti-interference capabilities allow it to perform reliably in these harsh zones. It is frequently deployed to measure the differential pressure of smelting furnace exhaust gases and to monitor flow rates within critical cooling water jackets, empowering plant managers to optimize the smelting process, prevent furnace overheating, and significantly improve overall production efficiency.
Within thermal power plants and large-scale hydropower stations, precise pressure control is vital for output efficiency. The product is extensively applied to measure the differential pressure of boiler feedwater pumps, high-pressure steam pipelines, and condenser vacuum systems. Its high precision and low-drift stability ensure that power generation equipment operates safely within strict design parameters. By providing exact steam flow measurements, it helps control room engineers optimize turbine efficiency, reduce fuel consumption, and lower the risk of catastrophic equipment failure caused by sudden pressure fluctuations.
The MG5600DP transmitter can be configured to meet the stringent hygiene and sanitary requirements of food processing and pharmaceutical manufacturing. It is widely used to measure the differential pressure within raw material transportation pipelines, clean-in-place (CIP) systems, and active fermentation tanks. The smooth, precision-machined wetted materials prevent the accumulation of bacteria and residue, ensuring that every batch complies with strict industry health standards while completely avoiding cross-contamination of sensitive end products.
The device offers flexible configuration options to suit different operational preferences. The zero and full range points can be quickly adjusted on-site using the three tactile buttons on the local display panel, providing immediate physical feedback. Alternatively, for centralized control, it supports remote adjustment of linear or square root outputs via HART configuration software directly from the control room.
Yes, it is explicitly designed to handle high humidity and condensation. The main circuit boards undergo a rigorous three-proof conformal paint treatment (anti-moisture, anti-salt spray, and anti-fungus), and the internal sensor circuit is fully potted and sealed with industrial adhesive. This comprehensive protection complies with DIN40040GPC weather resistance standards, ensuring long-term reliability in damp or offshore conditions.
To ensure stable and uninterrupted HART communication over long cable runs without signal degradation, the load capacitance must be kept below 0.55mF, and the load inductance should remain below 3.3mH. Adhering to these electrical limits guarantees that the digital signal remains clean and accurate across extensive plant wiring networks.
To simplify the sourcing process and accelerate your system integration, we provide a comprehensive suite of engineering services and tailored accessory packages:
Complete Accessory Integration: We supply fully compatible installation kits, including precision-machined 3-valve and 5-valve manifolds, robust mounting brackets, impulse piping, and high-performance sealing gaskets, enabling immediate deployment upon delivery.
Advanced Customization Capabilities: Adapt the transmitter to your specific process media with our flexible customization options. We offer specialized wetted materials such as Hastelloy, Tantalum, and Monel alloy for highly corrosive environments, along with tailored measurement ranges and custom process connections.
Technical Documentation & CAD Access: Empower your engineering teams with one-click downloads of complete product datasheets, comprehensive operation and maintenance manuals, and precise 2D/3D CAD installation drawings to streamline facility design and evaluation.
Dedicated Technical Assistance: Our experienced engineering support team provides rapid-response consultation to assist with complex sizing, material compatibility assessments, and post-installation troubleshooting.
