The Waltron 4000 DO Single Channel LDO Analyzer adds a simple way to monitor dissolved oxygen measurement with the highest precision and a user-friendly design. It features single-channel compatibility with the Waltron 9165S Smart Sensor, offering a broad measurement range suitable for various water applications.

The analyzer displays dissolved oxygen in ppb or ppm, with two relays and one 4-20mA output for control and data transmission. A universal power supply accepts 18-32VDC or 85-265VAC, providing installation flexibility.

Housed in a durable 1/2-DIN IP66 NEMA 4X enclosure, the 4000 Series can be panel, surface, or pipe-mounted. The large, clear LCD backlit display and simple, intuitive menu with soft-touch buttons ensure ease of use. Designed for durability and ease of operation, this versatile device meets the highest standards for water quality analysis in any setting.