Key Features & Product Highlights:
● Intelligent Design: Equipped with a microprocessor for precise pH or mV measurement and temperature measurement.
● User-Friendly Interface: Menu-driven operation allows users to easily operate the device by following on-screen instructions.
● Network Capability: Supports remote data transmission, monitoring, and control.
● Isolated Output Current: Selectable output of 0–10mA or 4–20mA via software configuration.
● Measurement Range & Alarm: Upper and lower limits can be freely set corresponding to output current; customizable high/low alarm with flashing indication when exceeded.
● Relay Control: Two relay outputs with adjustable hysteresis; can connect to dosing pumps, solenoid valves, and other devices for automatic chemical dosing control.
● Password Protection: Users can set or modify passwords to prevent unauthorized access; password recovery support available.
96mm Smart pH/ORP Meter with Isolated 4-20mA Output
The Lootest pHG-826A Meter provides high-precision measurement for pH and Redox (ORP) monitoring in industrial water treatment and dosing systems.
● Intelligent MCU Processing: Integrated micro-processor handles pH/mV and temperature measurement with high stability.
● Selectable Isolated Output: Software-switchable 0–10mA or 4–20mA isolated current output for flexible system integration.
● Dual Relay Control: Two sets of alarm relays with adjustable hysteresis for managing dosing pumps and solenoid valves.
● Secure Interface: Password-protected menu structure with on-screen prompts ensures safe and error-free field operation.
● Versatile Calibration: Supports 1-point, 2-point, and known concentration calibration for consistent measurement accuracy.
Industrial pH/ORP Monitor Description
96mm Smart pH/ORP Meter with Isolated 4-20mA Output based on the Nernst equation and ion-selective electrode principle, is a robust solution for continuous liquid analysis. This high-stability analyzer utilizes an advanced microcontroller to convert electrode potential into precise pH or mV readings with automatic temperature compensation. Designed for bulk exporters and engineering projects, it features isolated current outputs and dual control relays, allowing for automated chemical dosing in wastewater treatment. The compact 96x96mm ABS housing and intuitive menu-driven interface solve the need for reliable monitoring in space-constrained control panels. Our factory ensures each unit provides secure password protection and multiple calibration modes to meet the professional demands of chemical and environmental industries.
pH/ORP Analyzer Technical Data Sheet
| Product Model | PHG-826A |
| Display | 3.2-inch LCD screen |
| Measurement Range | pH: 0–14 pH, ORP: -2000 to +2000 mV |
| Measurement Accuracy | pH: ±0.1 pH, ORP: ±5 mV, Temperature: ±0.5°C |
| Resolution | pH: 0.001/0.01 pH; ORP: 1 mV |
| Isolated Output Current | 4–20 mA (Load Resistance < 800Ω) |
| Communication Interface | 4-20mA output; (RS-485 Modbus Optional) |
| Dual Relay Contacts | 3A 240VAC, 6A 28VDC Or 120VAC |
| Power Supply | 85–260VAC 50–60Hz Or 24VDC |
| Power Consumption | ≤3W |
| Weight | 0.5 kg |
| Dimensions | 96 × 96 × 125 mm |
| Panel Cutout Size | Panel Mount 92 × 92 mm |
| Operating Conditions | Temperature 0–45°C, Humidity ≤85%, No Electromagnetic Interference |
| Sensor Selection | Analog Sensor |
96-Series pH/ORP Monitor Applications
The pHG-826A excels in automated neutralization, cooling water circulation, and industrial effluent monitoring. Its ability to directly drive dosing pumps or solenoid valves makes it an ideal component for chemical dosing skids, textile dyeing processes, and smart aquaculture systems where precise acidity or ORP control is vital for operational efficiency.
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