Description
Overview
GAOTek Digital Ammonia Nitrogen Sensor is a digital ion sensor with RS485 communication and standard Modbus protocol. Housing material is corrosion-resistant (PPS+POM), IP68 protection, suitable for most water quality monitoring environments; This online ion sensor uses an industrial-grade composite electrode, the reference electrode double salt bridge design and have longer working life; Built-in temperature sensor and compensation algorithm, high precision; It has been widely used in domestic and foreign scientific research institutions, chemical production, agricultural fertilizer, and organic waste water industries. It is used for the detection of general sewage, wastewater and surface water. It can be installed in a sink or flow tank.
Technical Specifications
| Ion’s Type | F-,Cl-,Ca2+,NO3-,NH4+,K+ |
| Range | 0.02 ppm to 1000 ppm (mg or L) |
| Resolution | 0.01 mg or L |
| Power | 12 V (customized for 5 V,24 VDC) |
| Communication Protocol | MODBUS RS 485 |
| Slope | 52 mV to 59 mV or 77 °F (25 ℃) |
| Accuracy | <±2% 77 °F (25 ℃) |
| Response Time | <60 s (90% right value) |
| Working environment | 32 °F to 113 °F (0 °C to 45 ℃, 0 bar to 2 bars |
| Material | PPS + POM |
| Temperature Compensation | PT 1000 etc |
| Size | 1.18 in × 9.84 in (30 mm x 250 mm) |
| Weight | 2.20 lb (<1 kg) |