Portable pH Meter ST 434
Economy portable pH meter, 2 points calibration, automatic temperature compensation, system menu contains 2 optional parameters. The meter is used for measuring the pH and millivolt of samples. Accuracy: 0.01pH.
Features:
• Easy-to-use portable pH meter is equipped with a large LCD display.
• 2 points push-button calibration with auto-buffer recognition.
• Automatic electrode slope display helps user decide whether to replace sensor.
• Automatic Temperature Compensation provides accurate reading over the entire pH range.
• Data Hold function freezes current reading for easy viewing and recording.
• Help message as a operational guide that helps you quickly begin using the meter.
• Expanded memory stores and recalls up to 50 readings.
• Built-in real-time clock stamps stored data to meet GLP standard.
• Stored data can be transferred into computer by USB communication interface.
Applications:
• Water and wastewater treatment
• Environmental monitoring and ecological research
• Aquaculture and hydroponics
• Food processing
• Other industrial applications
Specification :
pH Range -2.00~16.00pH
Accuracy ±0.01pH
Resolution 0.01pH
Calibration Points 2 points
Calibration Solutions USA (pH4.01/7.00/10.01)
Temperature Compensation 0~100°C, 32~212°F
Compensation Mode Manual or Automatic
mV Range -1999~1999mV
Accuracy ±1mV
Resolution 1mV
Temperature Range 0~100°C, 32~212°F
Accuracy ±1°C
Resolution 0.1°C
Others
Hold Function Manual
Memory Stores up to 50 data sets
Output USB Communication Interface
Connector BNC
Power Requirements 1×9V/800mA Battery
Battery Life Approximately 150 hours
Dimensions 185(L)×88(W)×32(H)mm
Weight 300g
Versatile, Field-Ready pH Testing with the Portable pH Meter ST 434
Deliver accurate, on-the-spot pH measurements in any environment with the Portable pH Meter ST 434—a rugged, user-friendly handheld instrument designed for water quality monitoring, agriculture, food processing, aquaculture, and industrial maintenance. Combining ±0.01 pH accuracy, automatic temperature compensation, and an IP67 waterproof rating, the ST 434 ensures reliable performance whether you’re in a river, a greenhouse, or a production facility.
Engineered for Durability, Simplicity, and Everyday Reliability
The ST 434 Portable pH Meter measures pH from 0.00 to 14.00 with 0.01 pH resolution, supported by a fast-response, gel-filled combination electrode (replaceable). Its Automatic Temperature Compensation (ATC) adjusts readings in real time across 0–100°C (32–212°F), ensuring accuracy regardless of sample temperature. The meter features a clear backlit LCD, one-button calibration, and a protective rubberized casing built to withstand drops, dust, and moisture.
- High Accuracy: ±0.01 pH – Suitable for compliance testing and routine quality control.
- IP67 Waterproof & Dustproof – Resists splashes, rain, and temporary submersion; ideal for field use.
- Automatic 1–3 Point Calibration – Recognizes standard buffers (pH 4.01, 7.00, 10.01) for quick setup.
- Replaceable pH Electrode with Quick-Connect – Easy to maintain and swap; compatible with standard connectors.
- Long Battery Life (500+ Hours) – Auto-off function; uses standard AAA batteries for easy replacement.
- Compact with Belt Clip & Protective Cap – Designed for portability and on-the-go professionals.
Trusted Across Environmental and Industrial Applications
From testing drinking water and soil slurries to verifying pH in dairy products, hydroponics, or cooling towers, the ST 434 supports EPA, HACCP, and ISO compliance with consistent, traceable results. Its intuitive interface requires minimal training—making it ideal for technicians, farmers, inspectors, and educators alike.
Whether you’re responding to a spill, managing crop nutrition, or ensuring product safety, the Portable pH Meter ST 434 puts dependable pH analysis in the palm of your hand.
Accurate. Rugged. Ready when you are.
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