Online turbidity transmitter with LCD display matches turbidity sensors. It offers dual 4-20mA, RS485 and three relays, supporting multi-point calibration for water plant and sewage online monitoring.
Large LCD screen, real-time display of turbidity, temperature and equipment running status
Supports multi-point standard calibration and on-site water sample calibration modes
Dual 4-20mA analog outputs + RS485 Modbus RTU digital communication
Three groups of relay outputs for high/low alarm and automatic sensor cleaning control
Hysteresis value adjustable to avoid frequent relay switching
IP65 waterproof host, supports panel, wall and pipe three installation ways
Wide-range AC85~265V / DC9~36V dual universal power supply
Password lock function to prevent unauthorized parameter modification
Adjustable screen brightness, backlight timing and data refresh speed
Built-in historical data storage and query function, compatible with full series turbidity sensors
| Measurement Range | Turbidity: 0-200-400-2000-4000 NTU; Temperature: 0-50°C |
| Display Mode | The LCD displays the concentration value, output current, time and relay status. |
| Measurement Unit | Turbidity: NTU; Temperature: °C |
| Resolution rate | Turbidity: 0.01 NTU; Temperature: 0.1°C |
| Measurement Accuracy | Turbidity: ±1.0% FS; Temperature: ±0.3°C |
| Reproducibility | ±1.0% |
| Power Consumption | ≤3 W |
| Ambient Temperature | -20 to 50°C; Relative Humidity: ≤90% RH |
| Analog Output | 2 channels of 4-20 mA, load resistance 750 Ω |
| Switch Output | 3-way relay, contact capacity 250 VAC/5 A |
| Communication Output | Standard configuration: RS485 Modbus RTU |
| Protection Grade | IP65 |
| Net Weight of the Instrument | 0.8 kg |
| Power Supply | AC 85-265 V±10% or 9-36 VDC |
| Overall Dimensions | 144*144*118 mm; Opening size: 138*138 mm |
| Ambient Temperature | -10 to 60°C; Relative Humidity: ≤90% RH; No strong magnetic field interference in the surrounding environment |

