MG5600GP/AP Series High-Precision Gauge/Absolute Pressure Transmitter
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MG5600GP/AP Series High-Precision Gauge/Absolute Pressure Transmitter

The MG5600GP/AP Series Gauge/Absolute Pressure Transmitter is mainly composed of personalized sensor components and central processing circuit modules: the personalized sensor components are mainly composed of corrosion-resistant flexible isolation diaphragms, sensor capsules, filling liquids, high-precision pressure sensors, high-resolution temperature sensors, sensor amplification circuits, personalized information processing, compensation, and personalized storage circuits.
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  • MG5600GP/AP Series

Product Overview

The MG5600GP/AP Series High-Precision Pressure Transmitter is an industrial-grade measurement instrument engineered for absolute reliability in the most demanding environments. Encased in a heavy-duty cast aluminum or precision-machined 316 stainless steel housing that feels solid and unyielding to the touch, this device is built to withstand extreme physical and chemical stress. At its core, it utilizes independently developed sensor components paired with an advanced central processing circuit module. The internal architecture features a corrosion-resistant flexible isolation diaphragm and specialized filling fluids, completely isolating the sensitive electronic capsules from aggressive media. Designed specifically for continuous pressure monitoring of liquids, gases, and steam, this transmitter delivers exceptional stability and ultra-high overvoltage endurance, ensuring your critical plant operations remain safe, compliant, and highly efficient without unexpected interruptions.


MG5600GP/AP Series High-Precision Pressure Transmitter with heavy-duty cast aluminum housing


Core Value & Technical Advantages

Advanced Sensor Technology

At the heart of the MG5600GP/AP lies a double-beam suspended MEMS monocrystalline silicon pressure sensor. This sophisticated engineering design minimizes mechanical stress and thermal interference, allowing the device to achieve an extraordinary total measurement accuracy of ±0.02% for standard ranges. For procurement managers and plant engineers, this means exact data output that prevents costly process deviations. Furthermore, the integrated anti-high-pressure overload center diaphragm acts as a physical fail-safe.

  • Extreme Overpressure Endurance: Safely withstands maximum overpressure spikes up to 1000 bar (100 MPa) without rupturing or losing calibration.

  • Wetted Material Versatility: Available with 316L stainless steel, Hastelloy, Tantalum, and Gold-plated diaphragms to resist highly aggressive acids and alkalis.

  • Unmatched Longevity: Engineered to maintain a 10-year long-term drift of less than ±0.1%, drastically reducing the frequency of maintenance shutdowns.

Flexible & Interchangeable Design

Downtime is the enemy of productivity, which is why this transmitter features a fully modular, plug-and-play architecture. The sensor capsule is embedded with its own pressure and temperature compensation algorithms, as well as personalized information storage circuits. If a circuit module needs replacement, maintenance teams can swap it out instantly with a satisfying, secure tactile click—without ever needing to recalibrate the device. This arbitrary interchangeability eliminates complex field programming. Additionally, the anti-loosening module design ensures that severe machine vibrations will not disconnect the internal wiring, providing a safe, reliable, and maintenance-friendly solution that lowers long-term operational costs.

Multifunctional Display & Strong Protection

The visual interface is designed for immediate clarity on the factory floor. The bright, high-contrast LCD panel simultaneously displays the exact pressure value, current output, percentage rate bar, and even the internal capsule temperature. To accommodate awkward installation angles in tight piping networks, the display housing can be rotated a full 360 degrees.

Beyond usability, the MG5600GP/AP is heavily armored against environmental and electrical threats. The internal circuitry is fortified with comprehensive overload and lightning protection, alongside strong electromagnetic interference (EMC) resistance. It proudly carries international safety and explosion-proof certifications, including FM, ATEX, and NEPSI, and meets SIL2/SIL3 functional safety requirements. This ensures your personnel and assets remain completely protected even in highly volatile or electrically noisy hazardous zones.

Technical Specifications

General


Product

MG5600GP/AP Series 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

Electric


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

Enviroment


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

Measurement Performance


Range

0~700 bar (0~70MPa)

Maximum over pressure limit value

0~1000 bar (0~100MPa)

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


MG5600GP

Range Codes 1-3: (Range ratio ≤ 5), Accuracy ±0.04%

Range Codes 1-3: (Range ratio > 5), Accuracy ±[0.015+0.005(URL/Range)]% of Range; 

Range Codes 4-7: (Range ratio ≤ 5), Accuracy ±0.05% 

Range Codes 4-7: (Range ratio > 5), Accuracy ±[0.025+0.005(URL/Range)]% of Range;

MG5600AP

Full Range: (Range ratio ≤ 5), Accuracy ±0.05%

Full Range: (Range ratio > 5), Accuracy ±[0.025+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.

Application Scenarios

Petrochemical Industry

In the volatile environment of petrochemical processing, the MG5600GP/AP Series Pressure Transmitter serves as a critical guardian for crude oil, natural gas, and aggressive chemical reagent pipelines. By utilizing premium corrosion-resistant wetted materials like Hastelloy and Tantalum, the sensor actively resists chemical degradation. This structural integrity prevents hazardous media leaks and ensures the production system operates safely under constant high temperatures and intense pressure fluctuations.

Metal Smelting Industry

Metal smelting facilities expose instruments to punishing ambient heat and sudden pressure shocks. Installed on high-temperature steam and molten metal pipelines, this transmitter utilizes advanced thermal compensation to deliver accurate, real-time data despite extreme temperature swings. By providing immediate feedback to the control room, it directly prevents catastrophic pipeline ruptures, safeguarding both the expensive smelting equipment and the personnel on the factory floor.

Electric Energy Industry

Efficiency in power plants relies heavily on exact steam and water pressure management within boiler systems and steam turbines. The exceptional long-term stability of the MG5600GP/AP ensures drift-free data output year after year. This relentless precision allows energy operators to fine-tune power generation cycles, maximizing fuel efficiency while significantly reducing the labor and downtime associated with frequent instrument recalibration.

Food & Pharmaceutical Industry

Strict hygiene and batch purity are non-negotiable in food and pharmaceutical manufacturing. To meet these rigorous FDA and industry standards, the transmitter can be customized with food-grade filling fluids (such as vegetable oil) and highly polished stainless steel surfaces that prevent bacterial accumulation. It continuously monitors the pressure of raw ingredients and finished liquid products, guaranteeing exact recipe formulation and uncompromised consumer safety.

Manufacturer Capabilities & OEM Support

Backed by deep expertise in proprietary MEMS monocrystalline silicon sensor technology, we provide comprehensive manufacturing and customization capabilities to meet specific industrial demands. Our engineering team supports extensive OEM and ODM partnerships, allowing procurement managers to request tailored wetted materials, custom pressure ranges, and specialized hygienic connections. With a highly optimized supply chain, we ensure rapid lead times and provide dedicated, one-stop global technical support to integrate our pressure measurement solutions seamlessly into your broader control systems.

FAQ

Can the transmitter's measurement range be adjusted on site?

Yes, field adjustments are incredibly straightforward. Technicians can manually configure the zero and full-scale points directly through the three tactile buttons located on the display panel. This localized control allows for immediate range modifications without requiring external handheld communicators, saving valuable time during urgent process changes.

What is the long-term stability of the transmitter?

The device is engineered for phenomenal long-term reliability. It boasts an annual drift of less than ±0.05% of the full scale, and a remarkably low long-term drift of less than ±0.1% over a 10-year span. This means you can trust the data integrity for a decade without scheduling costly, repetitive recalibration maintenance.

Does the transmitter support remote configuration?

Absolutely. The transmitter is fully integrated with the HART communication protocol. Control room operators can remotely monitor diagnostics, adjust parameters, and switch between linear output or square root output using standard configuration software, keeping personnel safely away from hazardous field zones.

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+86-183-8100-2380
chunhua.zhang@mega-tek.cn
hemin@mega-tek.cn
No.618, Kelin West Road, Wenjiang District,
Chengdu, Sichuan Province, China

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