Product Overview:

This product is an online chemical oxygen demand analyzer independently developed by Anhui Landun Photoelectron Co., Ltd. It enables long-term unattended continuous automatic monitoring. The working principle is based on the potassium dichromate digestion-spectrophotometric method, compliant with HJ 828-2017 "Water Quality—Determination of Chemical Oxygen Demand—Dichromate Method" and HJ/T 377-2019 "Technical Requirements and Testing Methods for Online Automatic Monitoring Instruments for Chemical Oxygen Demand (CODCr)."

Application Areas:

Widely applicable for monitoring pollution source wastewater, industrial wastewater, sewage treatment plant effluent, and municipal sewage discharge points.

Product Features:

Certified by the China Environmental Protection Product Certification.

Detection principle follows national standards, complying with industry regulations.

Uses imported industrial controllers for stable and reliable system performance.

Features a color touch screen with a user-friendly Chinese interface design.

Incorporates precise photoelectric quantitative technology and zero-residue switching valves.

Supports power failure protection, power-on self-check, liquid shortage alarms, and leakage alarms.

Offers manual/automatic/remote triggering for measurement and calibration.

Includes dynamic monitoring and remote feedback control capabilities.

Simple maintenance with low operational cost.