MG3100PH ORP Analysis Instrument
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MG3100PH ORP Analysis Instrument

The MG3100 pH/ORP Analyzer is an intelligent online water quality monitor with microprocessor control, supporting two/three-point and known-concentration calibrations. It features dual high-impedance preamplifiers for anti-interference, multi-parameter display, and automatic cleaning functions. With RS485/232 outputs and IP65/IP68 protection, it suits power plants, environmental water treatment, and biological fermentation for accurate pH/ORP and temperature monitoring.
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Product Overview


The MG3100 PH/ORP Analysis Instrument is a high-performance online water quality monitoring instrument equipped with a built-in microprocessor. It is designed to continuously monitor and control pH value, ORP value and temperature value of aqueous solutions, covering a wide spectrum of industrial and environmental water treatment scenarios. Featuring an LCD liquid crystal display and intelligent Chinese/English optional menu operation, the instrument simplifies user interaction while delivering accurate and reliable data. It is compatible with multiple electrode installation methods, including flow-through, submerged, pipeline and flange types, making it adaptable to diverse on-site working conditions. With functions like automatic/manual temperature compensation, multi-point calibration and relay control, the MG3100 stands out as a versatile solution for real-time water quality management.


MG3100PH ORP Analysis Instrument


Core Value & Technical Advantages


High Precision and Anti-interference Performance

The instrument is equipped with a double high impedance preamplifier, which ensures high input impedance, strong anti-noise and anti-interference ability. It supports three calibration methods: two-point calibration, three-point calibration and known concentration calibration, effectively guaranteeing measurement accuracy and stability.


Flexible Control and Output Functions

Users can freely set the measurement range and high/low limit alarm thresholds. The device is configured with two sets of relay control switches with adjustable hysteresis range, and supports software-selectable output modes including 0-10mA or 4-20mA, as well as RS485/232 and PA/DP communication protocols.


User-friendly Operation and Maintenance

It features same-screen multi-parameter display, showing pH/ORP value, temperature and working status simultaneously. The self-cleaning switch setting allows users to customize cleaning time and interval. The instrument requires simple maintenance, with monthly calibration recommended, and a password protection function prevents unauthorized misoperation.


Technical Specifications


Parameter

Details

Measurement Range

pH: 0×14.00pH; ORP: -2000×+2000mV

Resolution

pH: 0.001pH; ORP: 1mV

Basic Error

pH: ±0.1pH/±0.001pH; ORP: ±3mV; Temperature: ±0.5℃

Stability

pH: ≤0.02pH/24h; ORP: ≤2mV/24h

Power Supply

24VDC; 220VAC

Output Signal

4-20mA; 4-20mA+HART; RS485/232; PA/DP

Installation Method

Immersion type; Flow cell; Flange

Ingress Protection

IP65; IP68

Process Pressure

0×3bar; 0×6bar; High pressure special inquiry

Process Temperature

-20×60℃; 60℃×130℃; High temperature special inquiry

Operating Environment

Ambient temperature: -10×60℃; Relative humidity: ≤90%; No strong magnetic interference


Application Scenarios


Power Plant Industry

In power plants, the MG3100 is critical for monitoring the water quality of supply water, saturated water and condensate water. Stable pH and ORP values are essential to prevent pipeline corrosion and scaling, which directly affects the efficiency and service life of power generation equipment. The instrument’s real-time monitoring and alarm functions can promptly detect water quality anomalies, avoiding potential equipment failures.


Petrochemical and Metallurgical Industries

During petrochemical production processes, the instrument monitors the pH value of reaction solutions to ensure the smooth progress of chemical reactions and the quality of finished products. In metallurgical electronics, it is used to control the acidity and alkalinity of electroplating solutions, ensuring the uniformity and quality of electroplated layers.


Environmental Water Treatment and Food Beverage Industries

For domestic and industrial wastewater treatment, the MG3100 tracks the changes of pH and ORP in the treatment process, helping to optimize the dosing of chemicals and ensure that the effluent meets discharge standards. In the food and beverage industry, it monitors the pH value of raw materials and production water, complying with food safety regulations and guaranteeing product quality.


Pharmaceutical and Biological Fermentation Industries

In pharmaceutical production, precise pH control is required for drug synthesis and purification processes. The MG3100’s high accuracy and stability meet the strict quality requirements of the pharmaceutical industry. In biological fermentation, it monitors the pH changes of fermentation broths, providing data support for optimizing fermentation conditions and improving product yields.


FAQ


How often does the MG3100 need to be calibrated?

For optimal performance, we recommend calibrating the instrument once a month, which ensures the accuracy of measurement data.


Can the menu language of the MG3100 be switched?

Yes, the instrument supports optional Chinese and English menus, which can be set according to user needs.


What communication protocols does the MG3100 support?

It supports multiple communication protocols including RS485/232 and PA/DP, facilitating data transmission and integration with industrial control systems.


CTA


Are you looking for a reliable online water quality monitoring solution? The MG3100 PH/ORP Analysis Instrument is your ideal choice! It combines high precision, flexibility and ease of use to meet the diverse needs of your industry. Inquire Now to get a detailed quote and technical support, or Add to Basket to place your order directly. Our professional after-sales team will provide you with timely and comprehensive services to ensure the stable operation of your equipment.


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

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