The Dissolved Oxygen Meter housing in a robust IP68 proof enclosure, 1000 N tensile strength cable, up to 1.2 km digital data transmission, the Dissolved oxygen Transmitter is ideally used in water/wastewater industry.
■ Robust submersible IP68 office water, solution without cabinet
■ 1 sec. Measure in real time online
■ Ultra low power consumption 0.02W, ideal for outdoor applications
■ Temperature Compensation
■ High reliability, free drift
■ Protection against lightning and power surges and communication RS485
■ costs RS485 Digital Communication 1.2 km, cabling and engineering Minimizing
■ Calibration data monitoring software and settings
■ Modbus RTU Standard Direct Connect Protocol PLC, HMI, Delete I / O Module Cost
■ On-board memory allows users to easily calibrate and configure the sensor in the laboratory and distribute it to the various field locations
SMR09 Dissolved Oxygen Analyzer
| Measurement range | SMR09-1: 0 ~ 20 ppm (mg/L) (0~200 %); SMR09-2: 0 ~ 50 ppm (mg/L) (0~500 %) |
| Accuracy | ±1% FS (0~20 ppm), ±5% FS (20~50 ppm) |
| Resolution | 0.01 ppm (mg/L) |
| Repeatability | ±0.5% FS |
| Light source | LED 495 nm |
| Operation pressure | 5 Kgf/cm2 |
| Operating temperature | 0~60°C |
| Process flow rate | Min, 0.1 m/sec |
| Response time | 30 sec |
| Protection | IP68 |
| Temperature sensor | Pt100 |
| Temperature measurement range | -40~85°C |
| Temperature accuracy | ±0.5 °C |
| Housing | SS316L; Titanium (optional) |
| Dimension | Φ 25 Χ146 mm |
| Weight | analyzer: approx. 450g; cable: 80 g/m |
General
• Output Signal: RS485 (Modbus RTU protocol); 4~20 mA (optional)
• Data Resolution: 16 bits (0.001% FS)
• Surge Protection: 4000 V DC
• Power: 3.6~12 VDC ±10%, 5 mA • Protection: polarity, overload, short circuit, lightening
• Safety: CE, FCC
Measurement Method
It is based on fluorescent optical lechnology approved by the ASTM international Method D888-05. Without calibration requirements and oxygen consumption, this lechnology allows measurement in all situations, especially in very low oxygen concentrations environment.
Typical Application:
| Type | Applications | Measurements | Order Selections |
| A | Source Water (River, Reservoir) |
Pressure Level pH Temperature Conductivity Dissolved Oxygen Turbidity Nitrate (NO3- ) Ammonium (NH4+) Chloride (CL-) Nitrite (NO2-) |
SMR01 SMR02 SMR04 SMR06 SMR07 SMR09 SMR10 SMR21 SMR23 SMR27 SMR28 |
| B | Ground Water | Pressure Level pH Temperature Conductivity |
SMR01 SMR02 SMR04 SMR06 SMR07 |
| C | Water Treatment | Pressure Level Free Chlorine pH Conductivity TDS Turbidity Salinity Differential Pressure |
SMR01 SMR02 SMR03 SMR04 SMR07 SMR08 SMR10 SMR11 SMR14 |
| D | Water Distribution | Pressure Level Free Chlorine pH Temperature Conductivity TDS Turbidity |
SMR01 SMR02 SMR03 SMR04 SMR06 SMR07 SMR08 SMR10 |
| E | Wastewater Effulence | Level pH Temperature Conductivity Dissolved Oxygen Suspended Solid Nitrate (NO3-) Chloride (CL-) |
SMR02 SMR04 SMR06 SMR07 SMR09 SMR12 SMR21 SMR27 |
| F | Fisheries, Aquarium and Aquaculture | Level pH Temperature Dissolved Oxygen Turbidity Salinity Level Free Chlorine ORP Temperature Nitrate (NO3-) Ammonium (NH4 |
SMR02 SMR04 SMR06 SMR09 SMR10 SMR11 SMR02 SMR03 SMR05 SMR06 SMR21 SMR23 |
| G | Factory, Commercial Building | Conductivity TDS Humidity and Temperature Differential Pressure |
SMR07 SMR08 SMR13 SMR14 |
| H | Weather | Humidity Barometer Wind Speed and direction |
SMR13 SMR15 SMR24 |
| I | Environment I (Strain, Landslide, Level) |
Rain Gauge Pyranometer Level (water pressure) Vibration Wire Input Noise |
SMR29 |
| PAD01 | IP 67 Handheld Multiparameter Water Quality Meter |
| FDC1 | IP68 Field Display, 1 SMR Sensor input) |
| HMI1 | IP66 Display Controller Logger, 2 SMR Sensor inputs |
| HMI2 | IP66 Display Controller Logger, 4 SMR Sensor inputs |
| HMI3 | IP66 Display Controller Logger, 8 SMR Sensor inputs |
| SFC01 | Flow Chamber (SMR04/05/07/08/09/10/11/12/21/23/27/32/33/34/39/40/41) |
| SFC02 | Flow Chamber (SMR43/44/45/46) |
| BOX01 | RS485 hub(4 ports) |
| BOX02 | RS485 hub(8 ports) |
| CAB12 | IP68 2 ports RS485 cable |
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