PHORP6800 Industrial pH ORP Controller China Factory Suppliers

PHORP-6800 is a high-precision single-channel industrial panel monitor for real-time pH and ORP measurement. Sourced from a leading China factory, this controller features dual limit relays, isolated 4-20mA output, and Modbus RS485. Ideal for wastewater and chemical treatment, it is the top choice for global suppliers seeking reliability and precision.

Product Details

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Product Details

The PH/ORP-6800 is a professional-grade, single-channel industrial online controller engineered for the continuous measurement and precise regulation of pH and ORP values. Designed to meet the rigorous demands of water quality monitoring, this instrument is essential for municipal wastewater treatment, chemical processing, textile dyeing, papermaking, pharmaceuticals, and electroplating industries, ensuring environmental compliance and operational stability.

Built to international power standards and optimized for harsh industrial environments, the PH/ORP-6800 offers versatile power options including 220V AC, 110V AC, and safe low-voltage 24V AC/DC. By combining high-performance CPU processing with robust electromagnetic compatibility, it provides reliable, real-time data acquisition and automated control to safeguard your water treatment processes.

Detailed Parameters

Measurement Mode	pH or ORP (Single Channel)	Display Language	English Language Display
Power Supply	220V AC / 110V AC / 24V AC / 24V DC	Output Signals	4-20mA Current / Digital Communication (Optional)
Temperature Comp.	Automatic / Manual Selection	Control Features	High/Low Limit Control, Double Relay
Interface Protection	Isolated Transmitting Port (Max 750Ω)	Safety Features	AC Fuse, ESD, Over-voltage Protection
LCD Display	Backlight with Power Saving & Timing Off	Security	Password Management for Authorized Access

Key Advantages

Industrial Durability

Equipped with ESD and over-voltage protection and a built-in fuse for maximum stability in volatile environments.

Continuous Monitoring

Provides non-stop online measurement of pH/ORP values to prevent process deviations and environmental hazards.

High Precision CPU

High-performance CPU ensures rapid response times and excellent electromagnetic compatibility (EMC).

Smart LCD Interface

User-friendly display with adjustable brightness and energy-saving automatic shut-off modes.

Flexible Compensation

Supports both automatic and manual temperature compensation to ensure reading accuracy across temperatures.

Secure Management

Integrated password protection prevents unauthorized parameter adjustments by non-professional personnel.

Product Gallery

Management Platforms

Precise Limit Control

Set customized high and low limits for pH/ORP to trigger automated responses.

Relay Alarm Logic

Dual relay system with adjustable alarm delays to prevent false triggers.

4-20mA Signal Output

Standard linear current output for seamless integration with PLC and SCADA systems.

Digital Communication

Optional RS485 digital communication for remote data monitoring and logging.

Probe Optimization

Optimized installation guidelines to avoid air bubbles and ensure real-value accuracy.

Isolated Transmission

Isolated ports with up to 750Ω resistance to eliminate ground loop interference.

Investment Return Comparison

Feature	Standard Controllers	PH/ORP-6800 Professional
Power Versatility	Single Voltage	Multi-voltage (110V/220V/24V)
Security Level	Open Access	Password Protected Management
Signal Stability	Basic Output	Isolated Transmitting Port (750Ω)
Alarm Control	Simple On/Off	Double Relay with Adjustable Delay
Operational Life	Standard	Extended (ESD & Over-voltage Protected)

Frequently Asked Questions

Q: Which industries are best suited for the PH/ORP-6800?

It is specifically designed for wastewater treatment, chemical production, printing, dyeing, papermaking, pharmaceutical manufacturing, and environmental monitoring projects.

Q: How does the 4-20mA current output work for pH measurement?

The factory default setting maps 0 pH to 4 mA and 14 pH to 20 mA, allowing external PLC systems to calculate the pH value based on the current signal.

Q: What precautions should be taken during probe installation?

To ensure accuracy, probes must be installed to avoid air bubbles in the pipe, as bubbles can lead to inaccurate readings.

Q: Can I prevent unauthorized users from changing the settings?

Yes, the PH/ORP-6800 features password management to ensure that only professional operators can modify critical system parameters.

Q: What is the purpose of the intermediate relay in inductive load driving?

An intermediate relay prevents the contacts from being broken down or ionized by inductive back EMF, protecting the controller from burning the contacts.

Q: Does the device support temperature compensation?

Yes, the instrument allows users to set either automatic or manual temperature compensation to maintain precision in varying water temperatures.

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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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