Real Tech’s bypass BOD/COD sensor provides affordable real-time measurement of organic matter in water or wastewater. The BOD/COD sensor provides superior measurement performance across multiple wavelengths of light using UV LEDs. Designed to meet the needs of many monitoring applications, the BL series offers multiple sensor path length selections to meet the desired measurement range.
| CHARACTERISTIC | TECHNICAL DATA |
| Path Lengths | 0.5, 1, 2, 4, 10 mm (1000 series) |
| 1, 2, 4, 8 mm (2000 series) | |
| Parameters | BOD, COD, TOC |
| Range | Depends on model selected. Refer to range chart. |
| Units | mg/L |
| Sampling Time | 30 seconds |
| Calibration | Factory parameter calibration allows field adjustment as required. |
| Cleaning | In-situ cleaning makes cleaning quick and easy. Automatic chemical cleaning is optional. |
| Self-Diagnostic | Detection and diagnosis of internal system fault |
| Alarms | Dry contact terminals allow operator configurable alarms for: |
| high and low set points, low lamp output, leak detect, system fault, etc. | |
| Humidity Control | Humidity sensor with large regeneratable desiccant system |
| Wavelengths | Multiple wavelengths |
| Light Source | UV LED |
| Flow Rate | 500 – 1000 mL/min (1000 series) |
| 300 – 1000 mL/min (2000 series) | |
| Pressure Rating | 85 PSI maximum (1000 series) |
| 20 PSI maximum (2000 series) | |
| Fluid Connections | 3/8″ OD tube push-in fittings (1000 series) |
| 1/4″ OD tube push-in fittings (2000 series) | |
| Wetted Materials | Kynar, FEP, Quartz, SS316L, Viton (1000 series) |
| Kynar, Polyethylene, Quartz, SS 316L, Viton (2000 series) | |
| Ambient Temp. | 0 to 45°C (32 to 113°F) |
| Water Temp. | 0 to 90°C (32 to 194°F) at 21°C (69.8°F) Ambient temperature |
| Enclosure | NEMA 4X, wall mountable |
| Weight | 22 lb |
| Dimensions | 17″H x 14.25″W x 7.5″D |
| MODEL SERIES | DESCRIPTION |
| 1000 | Ideal for closed loop, high pressure or high solids wastewater monitoring applications |
| 2000 | Ideal for general water monitoring applications |
BL series models include BOD/COD sensor, flow cell, calibration bottle and dehumidifier. Controller and accessories sold separately.
Measurement ranges are estimations based on previous field data, and may vary based on plant specific details. Full measurement range may be greater than the ranges stated in the table below, although accuracy may be significantly reduced outside these stated ranges.
Please contact us for your application specific demands.
| MODEL# | PATH LENGTH | BOD (mg/L) | COD (mg/L) | TOC (mg/L) |
| BL1005 | 0.5 mm | 0 – 6000 | 0 – 14,000 | 0 – 3500 |
| BL1010 | 1 mm | 0 – 3000 | 0 – 7000 | 0 – 1750 |
| BL1020 | 2 mm | 0 – 1500 | 0 – 3500 | 0 – 875 |
| BL1040 | 4 mm | 0 – 750 | 0 – 1750 | 0 – 440 |
| BL1100 | 10 mm | 0 – 300 | 0 – 700 | 0 – 175 |
| BL2010 | 1 mm | 0 – 3000 | 0 – 7000 | 0 – 1750 |
| BL2020 | 2 mm | 0 – 1500 | 0 – 3500 | 0 – 875 |
| BL2040 | 4 mm | 0 – 750 | 0 – 1750 | 0 – 440 |
| BL2080 | 8 mm | 0 – 375 | 0 – 875 | 0 – 220 |
| MODEL# | PATH LENGTH | BOD (mg/L) | COD (mg/L) | TOC (mg/L) |
| BL1005 | 0.5 mm | 0 – 20,000 | 0 – 50,000 | 0 – 12,500 |
| BL1010 | 1 mm | 0 – 10,000 | 0 – 25,000 | 0 – 6250 |
| BL1020 | 2 mm | 0 – 5000 | 0 – 12,500 | 0 – 3125 |
| BL1040 | 4 mm | 0 – 2500 | 0 – 6250 | 0 – 1560 |
| BL1100 | 10 mm | 0 – 1000 | 0 – 2500 | 0 – 625 |
| BL2010 | 1 mm | 0 – 10,000 | 0 – 25,000 | 0 – 6250 |
| BL2020 | 2 mm | 0 – 5000 | 0 – 12,500 | 0 – 3125 |
| BL2040 | 4 mm | 0 – 2500 | 0 – 6250 | 0 – 1560 |
| BL2080 | 8 mm | 0 – 1250 | 0 – 3125 | 0 – 780 |
| MODEL# | PATH LENGTH | BOD (mg/L) | COD (mg/L) | TOC (mg/L) |
| BL1005 | 0.5 mm | 0 – 16,000 | 0 – 48,000 | 0 – 12,000 |
| BL1010 | 1 mm | 0 – 8000 | 0 – 24,000 | 0 – 6000 |
| BL1020 | 2 mm | 0 – 4000 | 0 – 12,000 | 0 – 3000 |
| BL1040 | 4 mm | 0 – 2000 | 0 – 6000 | 0 – 1500 |
| BL1100 | 10 mm | 0 – 800 | 0 – 2400 | 0 – 600 |
| BL2010 | 1 mm | 0 – 8000 | 0 – 24,000 | 0 – 6000 |
| BL2020 | 2 mm | 0 – 4000 | 0 – 12,000 | 0 – 3000 |
| BL2040 | 4 mm | 0 – 2000 | 0 – 6000 | 0 – 1500 |
| BL2080 | 8 mm | 0 – 1000 | 0 – 3000 | 0 – 750 |
| MODEL# | PATH LENGTH | BOD (mg/L) | COD (mg/L) | TOC (mg/L) |
| BL1005 | 0.5 mm | 0 – 16,000 | 0 – 48,000 | 0 – 12,000 |
| BL1010 | 1 mm | 0 – 8000 | 0 – 24,000 | 0 – 6000 |
| BL1020 | 2 mm | 0 – 4000 | 0 – 12,000 | 0 – 3000 |
| BL1040 | 4 mm | 0 – 2000 | 0 – 6000 | 0 – 1500 |
| BL1100 | 10 mm | 0 – 800 | 0 – 2400 | 0 – 600 |
| BL2010 | 1 mm | 0 – 8000 | 0 – 24,000 | 0 – 6000 |
| BL2020 | 2 mm | 0 – 4000 | 0 – 12,000 | 0 – 3000 |
| BL2040 | 4 mm | 0 – 2000 | 0 – 6000 | 0 – 1500 |
| BL2080 | 8 mm | 0 – 1000 | 0 – 3000 | 0 – 750 |
| MODEL# | PATH LENGTH | BOD (mg/L) | COD (mg/L) | TOC (mg/L) |
| BL1005 | 0.5 mm | 0 – 12,000 | 0 – 20,000 | 0 – 5000 |
| BL1010 | 1 mm | 0 – 6000 | 0 – 10,000 | 0 – 2500 |
| BL1020 | 2 mm | 0 – 3000 | 0 – 5000 | 0 – 1250 |
| BL1040 | 4 mm | 0 – 1500 | 0 – 2500 | 0 – 600 |
| BL1100 | 10 mm | 0 – 600 | 0 – 1000 | 0 – 250 |
| BL2010 | 1 mm | 0 – 6000 | 0 – 10,000 | 0 – 2500 |
| BL2020 | 2 mm | 0 – 3000 | 0 – 5000 | 0 – 1250 |
| BL2040 | 4 mm | 0 – 1500 | 0 – 2500 | 0 – 625 |
| BL2080 | 8 mm | 0 – 750 | 0 – 1250 | 0 – 310 |
| MODEL# | PATH LENGTH | BOD (mg/L) | COD (mg/L) | TOC (mg/L) |
| BL1100 | 0.5 mm | 0 – 1400 | 0 – 4000 | 0 – 1000 |
| BL1010 | 1 mm | 0 – 700 | 0 – 2000 | 0 – 500 |
| BL1020 | 2 mm | 0 – 350 | 0 – 1000 | 0 – 250 |
| BL1040 | 4 mm | 0 – 175 | 0 – 500 | 0 – 125 |
| BL1100 | 10 mm | 0 – 70 | 0 – 200 | 0 – 50 |
| BL2010 | 1 mm | 0 – 700 | 0 – 2000 | 0 – 500 |
| BL2020 | 2 mm | 0 – 350 | 0 – 1000 | 0 – 250 |
| BL2040 | 4 mm | 0 – 175 | 0 – 500 | 0 – 125 |
| BL2080 | 8 mm | 0 – 90 | 0 – 250 | 0 – 60 |
* Stated ranges are approximate, dependent on site and application – contact Real Tech to confirm model selection.
* TSS measurement output possible, contact Real Tech to confirm.
| PRODUCT# | NAME | DESCRIPTION |
| S-229005 | Real Controller Lite | Wall mounted controller with 4-line x 20-character back lit LCD display. Includes modbus RTU (RS485). |
| S-169000 | Real Controller | Wall mounted controller with 4-line x 20-character back lit LCD display. Includes modbus RTU (RS485), 1 channel of 4-20 mA out and digital I/O module. |
| S-11TPC | Real Controller Pro | Wall mounted controller with 12.1” colour LCD touch panel PC interface (PC inside cabinet model). Includes Modbus RTU and Modbus TCP. |
| S-11TPCD | Real Controller Pro | Wall mounted controller with 12.1” colour LCD touch panel PC interface (PC external on door model). Includes Modbus RTU and Modbus TCP. |
| PRODUCT# | NAME | DESCRIPTION |
| UVT-078130 | Real Clean System I | Automatic chemical cleaning system for use with 2000 series models |
| UVT-079121 | Pump Clean System I | Self-priming pump and automatic chemical cleaning for use with 2000 series models |
| S-229035 | Pump Clean Pro System (pressurized) |
For high solids sample water, automatic chemical cleaning and pumping system for up to 25’ vertical lift or 100’ horizontal in pressurized installation (no air compressor) |
| S-229036 | Pump Clean Pro System (non-pressurized) |
For high solids sample water, automatic chemical cleaning and pumping system for up to 25’ vertical lift or 100’ horizontal in non-pressurized/ open channel installation (no air compressor) |
| S-178121 | Dual Feed II | Dual feed option includes Digital I/O module for use with controllers |
Pre-wired and plumbed solution assembled and mounted on backboard with or without stand.
| PRODUCT # | DESCRIPTION |
| S-169033 | 46” x 46” Industrial grade black plastic mounting backboard and assembly |
| S-179034 | 24” x 60” Industrial grade black plastic mounting backboard and assembly |
| S-179036 | 46” x 46” Industrial grade black plastic mounting backboard with stand and assembly |
| S-179035 | 24” x 60” Industrial grade black plastic mounting backboard with stand and assembly |
