Sensor

●  Measurement principle: 850 nm Diffusion IR nephelometry at 90° 

●  Measure ranges: 5 to 4000 NTU in 5 ranges: 5 – 50 NTU, 5–200NTU, 5–1000NTU, 5–4000NTU, AUTOMATIC.  0 to 4500 mg/L Calibration: Range0-500mg/L according to NFEN872, Range>500mg/L according to NFT901052

●  Accuracy: < 5% of the reading

●  Resolution: 0.01 to 1 NTU-mg/L

●  Temperature compensation: Via CTN

●  Storage Temperature: -10°C to +60°C

●  Operation Temperature: 0°C to +50°C

Power

• Power Supply: Built-in Replaceable Lithium Battery, External Power (option)
• Rated Voltage: 3.6V
• Battery Lifetime: 10,000+ Readings and 5,000+ Transmission
  (with UDP protocol/ more than 5 years for most of applications)

Physical Specification

●  Materials: Sensor Head: PVC, DELRIN, Quartz, PMMA, polyamide, cable: Polyurethane, Enclosure: POM 

●  Max. Pressure on Sensor Head: 5bar

●  Weight: ~850 (for 3m cable) g

• Protection Rate: IP66 and UV protected enclosure and IP68 sensor head

Communication

• SIM Card Type: 4FF Nano-SIM, from any Network Provider
• Firmware Update: Over The Air, Locally via Wireless Connectivity
• Sampling Period: Configurable via downlink (default 4 hours)
• Power Consumption: Power Saving: < 5uA, Transmission: < 220mA

• Communication Standards: Cat-NB1 (NB-IoT), Cat-M1 (option of back support by GPRS)

• Communication Bands: B1/B2/B3/B4/B5/B8/B12/B13/B18/B19/B20/B26/B28 and B39

• Data Rates: Cat-M1: 375Kbps (DL)/375Kbps (UL) NB-IoT: 32Kbps (DL)/70Kbps (UL)

• TX Power: 23dBm

• Min Receiver Sensitivity: Cat-M1: -107dBm, NB-IoT: -113dBm

• Antenna: Internal (Default)/ External (customised options available)

• Optional Features: 

  • Attach without PDN (Packet Data Network)

  • Support for IPV6
  • SMS communication
  • Mobility support (Cat-M1 only)