YOKOGAWA PH71-11-E-AA S2.04 pH Meter | Portable, Handheld, IP67, with Electrode

YOKOGAWA PH71-11-E-AA S2.04 pH Meter | Portable, Handheld, IP67, with Electrode

YOKOGAWA PH71-11-E-AA pH meter specifications. Portable handheld pH meter, IP67, includes electrode, automatic calibration.

Product Overview

The YOKOGAWA PH71-11-E-AA S2.04 is a portable, handheld pH meter from the PH71 series. It is designed for accurate, on-site pH measurement in industrial, laboratory, and field environments. The complete model configuration includes the meter body, a combination pH electrode, and the S2.04 firmware version. It features an IP67-rated waterproof housing, automatic calibration, and a clear digital display.

Technical Specifications

Key Features

• Complete System:​ Includes meter, pH electrode, and batteries — ready for immediate use

• IP67 Waterproof:​ Rugged, fully sealed housing suitable for wet industrial environments

• Automatic Calibration:​ pH buffer recognition (NIST/US/JIS standards) for error-free setup

• Large LCD:​ Simultaneous display of pH value and temperature

• ATC (Automatic Temperature Compensation):​ Built-in temperature sensor in electrode

• Data Storage:​ 100-point data logging with recall function

• **​ Low Power Consumption:​ Long battery life (approx. 500 hours)

• **​ Stable, Fast Response:​ Microprocessor-controlled electronics

Applications

• Industrial wastewater and process water monitoring

• Cooling tower and boiler water pH testing

• Field environmental water sampling (rivers, lakes, effluent)

• Food and beverage quality control

• Laboratory benchtop alternative for portable needs

• Aquaculture and hydroponics

Important Notes

1. The "S2.04" suffix indicates the specific firmware version installed.

2. The supplied combination pH electrode includes a built-in temperature sensor for ATC.

3. Regular calibration with fresh buffer solutions is required for accuracy.

4. The IP67 rating applies only when the battery compartment cover and connector cap are properly sealed.

5. Electrode storage solution is recommended for long-term sensor life when not in use.

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About ACH

Founded in 2012, ACH is a top-tier distributor of industrial automation products, supplying genuine devices from leading brands like ABB, P+F, E&H, AB, MTL and EMERSON to emerging markets worldwide. Our mission is to provide 100% Genuine products at the most competitive prices, helping customers reduce costs and strengthen their market position.

Frequently Ask & Questions

Are preferential prices available?

Long-term brand partners can get competitive product prices. At the same time, ACH controls the profit per order to 5%, providing the most competitive prices.

Are the Products Genuine OEM Units?

Yes, all products from ACH are certified genuine OEM units. We acquire our inventory through official OEM channels and trusted third-party suppliers, ensuring every item is authentic and reliable.

How will you arrange shipment?

We'll handle the shipping for you. Through our partnerships, we can secure competitive rates with major carriers like FedEx, DHL, TNT, and UPS, ensuring a smooth and cost-effective delivery.

What is the warranty of goods?

One-year Warranty.

How long is the logistics cycle of the product?

Products are divided into spot and futures, and the delivery period of different brands of products is also different. For details, please contact the ACH business manager.