
Nobotech Online Nh3 Ammonia Nitrogen Meter for Aquaculture Fish Tank Water Quality Monitoring Nh4-for Test Probe for Farming. Comprehensive Sensor Compatibility: Connects with any single-parameter digital sensor including pH, ORP, DO, COD, BOD, and NH3-N. Advanced Communication Protocol: Features RS485 digital interface supporting Modbus-RTU protocol for remote network transmission. Flexible Control Output: Equipped with analog output and relay channels for automatic control with configurable delay lag. Wide Application Scope: Suitable for aquaculture, sewage treatment, food processing, pharmaceuticals, and drinking water monitoring. OEM and Customization Services: Offers full customization including packing, LOGO print, and design modifications upon request. Robust Quality Assurance: Manufactured in-house with strong R&D center and QA team ensuring every product meets standards. 24/7 Customer Support: Provides round-the-clock service via live chat or phone for immediate technical assistance. Fast Production Lead Time: Arranges production immediately upon payment confirmation with 15-day lead time for all seasons.