ORPTRA600 Online ORP Transmitter China Factory and Leading Suppliers

Buy ORP-TRA-600 online ORP transmitter from a trusted China factory. Professional suppliers of high-precision redox measurement instruments for water treatment, industrial wastewater, and chemical industries. Features 4-20mA/RS485 output and easy DIN rail installation.

Product Details

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Product Details

The ORP-TRA-600 is a high-precision Oxidation-Reduction Potential (ORP) transmitter designed for rigorous water quality monitoring in industrial and environmental applications. Engineered for stability and accuracy, this instrument provides real-time redox potential measurement, ensuring precise control over disinfection, wastewater treatment, and chemical processing through a professional-grade interface and robust sensor compatibility.

Featuring a wide measurement range from -1000mV to +1000mV and multiple output options including 4-20mA and Modbus RS485, the ORP-TRA-600 integrates seamlessly into automated PLC systems. Its intuitive one-point calibration system and industrial-standard DIN installation make it an ideal choice for engineers seeking a reliable, low-maintenance solution for water pollution prevention and monitoring.

Detailed Parameters

Measurement Range	-1000mV ～ +1000mV	Resolution/Accuracy	0.2 mV / ±0.2 mV
Display Mode	3½ LCD Digital Display	Calibration Mode	One-point (Automatic Identification)
Temperature Comp.	Manual 0～120℃	Pressure Resistance	≤0.4Mpa / 0～0.5MPa (Electrodes)
Output Signal	4-20mA / Modbus RS485 (Optional)	Control Output	Maxi. and Mini. Contact Points (3A/AC250V)
Power Supply	DC-24V or DC-12V (0.5A)	Installation Mode	Standard DIN Rail Installation

Key Advantages

Industrial Durability

Built with high-grade materials to withstand pressure up to 0.4Mpa and flow velocities up to 3m/s in harsh environments.

Efficient Calibration

Simplified one-point calibration with automatic solution identification reduces downtime and operator error.

High Precision

Professional 0.2mV resolution ensures extreme accuracy for sensitive redox potential monitoring tasks.

Smart Integration

Supports both analog 4-20mA and digital Modbus RS485 for flexible integration with SCADA and PLC systems.

Clear Visualization

Equipped with a high-contrast 3½ LCD screen for instant reading of critical water quality parameters.

Flexible Alarm Logic

Integrated high/low limit relay alarm outputs allow for immediate autonomous system response.

Product Gallery

Management Platforms

Remote Data Monitoring

Utilize RS485 Modbus output for centralized real-time tracking of ORP levels across multiple stations.

Automated Process Control

Configure high/low limit relays to trigger dosing pumps or valves automatically based on redox values.

Critical Alarm Logic

Set custom delay timers and alarm thresholds to prevent nuisance trips while ensuring safety.

Calibration Management

Standardized one-point calibration ensures consistent measurement across different instrument sets.

System Integration

Compatible with standard 4-20mA analog inputs for legacy PLC and DCS system upgrades.

Electrode Maintenance

Professional maintenance protocols for PTFE and glass bulbs to extend sensor lifecycle.

Investment Return Comparison

Evaluation Metric	Conventional Sensors	ORP-TRA-600 System
Calibration Effort	Manual & Time-Consuming	Rapid One-Point Auto-ID
Signal Reliability	Prone to Interference	Shielded Cables & Stable Modbus
Installation Time	Custom Mounting Required	Standard DIN Rail Fast-Fit
Maintenance Cycle	Frequent Manual Cleaning	Extended Lifecycle w/ PTFE
Operational Risk	Delayed Alarm Response	Instant Relay-Based Control

Frequently Asked Questions

Q: How often should the ORP-TRA-600 electrode be calibrated?

Calibration frequency depends on the water quality. We recommend a regular check monthly or whenever a significant shift in process conditions occurs to ensure the ±0.2 mV accuracy is maintained.

Q: What is the difference between 4-20mA and RS485 outputs for water monitoring?

4-20mA is a standard analog signal ideal for simple distance transmission to a PLC. RS485 Modbus is a digital protocol allowing multiple devices to share one cable and provide more detailed diagnostic data.

Q: Can this instrument be used in high-pressure water pipelines?

Yes, the electrodes are designed to withstand compression resistance up to 0.5MPa, and the system is rated for pressure ≤0.4Mpa, making it suitable for most industrial piping.

Q: How do I clean the ORP sensor if it becomes contaminated with grease?

For grease or oily deposits, use a surface active agent. For calcium or metal precipitates, a 10% hydrochloric acid solution is recommended. Always rinse with clean water after cleaning.

Q: What should I do if the display shows "ERR" during calibration?

An "ERR" message indicates a calibration failure. First, ensure the electrode is submerged in the correct buffer solution for 5 minutes. If it persists, the electrode may be damaged and requires replacement.

Q: Is the ORP-TRA-600 suitable for wastewater pollution prevention?

Absolutely. It is specifically engineered for the water pollution prevention and control industry, providing the critical redox data needed to manage aeration and chemical oxidation processes.

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FAQS

What's the MOQ?

1set sample is available.

What's your price?

We quoted based on your products’ code and qty. We can offer different discount depending on qty.

I am not sure of the required product type, how to get quotation?

Please tell us the details of your project: Measuring range, temperature, pressure, If need relay control output, 4-20mA or Modbus RS485 output? We will choose suitable product type as per your project details and make quotation for you.

How long is your delivery time?

Most of our products are in stock. Generally, we can delivery to you within 2-3 working days. The big order’s delivery time will be determined according to the type and quantity of products ordered.

What’s your term of payment?

We accept T/T, Paypal, Western Union, Alipay, credit card, wechat and other suitable payment.

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