Water quality, flow and level instruments
Every Senvolt product with full specifications. Choose a range, or ask us and we will recommend the right model for your application.
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Water Quality Controllers & Analyzers
Online pH, ORP, DO, conductivity/TDS and residual chlorine controllers with 4–20 mA, RS485 Modbus and relay alarms.
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PH101
pH Controller & Analyzer PH101
Online pH controller with 0–14.00 pH range, ±0.01 pH accuracy, 3 alarm relays, 4–20 mA and RS485 Modbus…
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PH102
pH / ORP Meter PH102
Dual-function online pH/ORP meter: 0–14 pH, ±2000 mV, galvanically isolated 4–20 mA, high/low alarm relays, data storage and…
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DO101
Dissolved Oxygen (DO) Controller & Analyzer DO101
Online dissolved oxygen controller, 0–20.00 mg/L, ±0.02 mg/L accuracy, 3 relays, 4–20 mA and RS485 Modbus. Ideal for…
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DO102
Dissolved Oxygen Meter DO102
Online dissolved oxygen meter with 480×320 colour IPS display, 0–20 mg/L range, isolated 4–20 mA, alarm relays and…
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EC101
Conductivity / TDS Controller EC101
Online conductivity, resistivity and TDS controller: 0–200 mS/cm, 0–20 MΩ·cm, 0–9999 ppm. 3 relays, 4–20 mA and RS485…
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EC102
EC / Resistivity Meter EC102
Online conductivity and resistivity meter up to 18.25 MΩ·cm with salinity and TDS modes, ±0.5% FS basic error,…
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ORP101
ORP Controller & Analyzer ORP101
Online ORP (redox) controller, −1999 to +1999 mV, ±2 mV accuracy, 3 alarm relays, 4–20 mA and RS485…
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ORP102
ORP Meter ORP102
Online ORP/pH meter: ±2000 mV ORP with ±1 mV accuracy, pH 0–14, isolated 4–20 mA, high/low relays and…
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CL101
Residual Chlorine Controller & Analyzer CL101
Online residual (free) chlorine controller, 0–20.00 ppm, ±0.02 mg/L accuracy, 3 relays, 4–20 mA and RS485 Modbus RTU.…
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CL102
Chlorine Meter CL102 with Flow Cell
Online chlorine meter with flow-through cup installation, 0–20 mg/L range, 0.001 mg/L resolution, 4–20 mA and RS485. For…
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Electromagnetic Flow Meters
DN10 to DN2800 magnetic flow meters for STP, ETP, slurry, milk and sanitary process lines.
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Electromagnetic Flow Meter for STP & General Water
Magnetic flow meter for sewage, raw water and treated water, DN10–DN2800, ±0.25%/±0.5% accuracy, integral or remote converter, 4–20…
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Electromagnetic Flow Meter for ETP & Corrosive Effluent
Mag flow meter for effluent, acids and alkalis with PTFE, FEP or PFA lining and Hastelloy, titanium, tantalum…
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Sanitary Electromagnetic Flow Meter for Milk & Beverages
Hygienic stainless steel magnetic flow meter for milk, juice, beverages and injection liquids, with sanitary clamp connections suitable…
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Turbine Flow Meters
Stainless steel liquid and gas turbine flow meters, 4 mm to 200 mm, flanged or threaded.
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Ultrasonic Flow Meters
Transit-time ultrasonic flow meters for pipes from 25 mm to 6000 mm – clamp-on, insertion or inline.
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Level Transmitters
Ultrasonic, 80 GHz radar and hydrostatic submersible level transmitters for tanks, sumps and wells.
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Ultrasonic Level Transmitter
Non-contact ultrasonic level transmitter, ranges up to 20 m, ±0.3% FS, 1 mm resolution, 2-wire 4–20 mA or…
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Radar Level Transmitter (76–81 GHz)
76–81 GHz FMCW radar level transmitter, 0–20 m range, −40 to 120 °C, −0.1 to 2 MPa, 4–20…
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Hydrostatic Submersible Level Transmitter
Hydrostatic submersible level transmitter, 0–100 m H₂O, 0.25% accuracy, 4–20 mA and RS485 output, 12–36 VDC, IP68 stainless…
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Ozonators
Industrial ozone generators from 10 to 400 g/h for water treatment and air disinfection.
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Ozone Generator for Water Treatment
Industrial ozonator for drinking water, swimming pools, wastewater, cooling towers and aquaculture. 10–400 g/h, oxygen or air feed,…
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Ozone Generator for Air Disinfection & Ventilation
Ozonator for odour removal and air disinfection in hotels, kitchens, cinema halls, tunnels, poultry farms and food processing.…
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Online Monitoring Systems
CPCB/SPCB-connectable continuous monitoring analyzers for ETP and STP – COD, BOD, TSS, pH, TDS, DO and more.
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Digital Water Quality Sensors
RS485 digital sensors for COD/BOD, TSS, pH, EC/TDS, DO, oil in water and 10+ other parameters.
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COD / BOD / TOC Digital Sensor
Reagent-free online COD, BOD and TOC sensor using UV double-beam absorbance, with RS485 Modbus output for ETP/STP online…
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TSS & Turbidity Digital Sensor
Optical digital sensor for total suspended solids (TSS) and turbidity with RS485 Modbus output, for clarifier, outlet and…
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pH Digital Sensor
Digital pH sensor with integrated temperature measurement and RS485 Modbus output for online monitoring systems, PLCs and data…
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ORP Digital Sensor
Digital ORP (redox) sensor with RS485 Modbus output for disinfection control and online water quality monitoring.
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EC / TDS Digital Sensor
Digital conductivity and TDS sensor with temperature compensation and RS485 Modbus output for online monitoring and process water.
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Dissolved Oxygen (DO) Digital Sensor
Digital dissolved oxygen sensor with RS485 Modbus output for aeration control, online monitoring and aquaculture.
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Oil in Water (Oil & Grease) Digital Sensor
Online oil-in-water (oil and grease) digital sensor with RS485 Modbus output for effluent, oil separator outlets and cooling…
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Specialty Digital Water Quality Sensors
Digital RS485 sensors for ammonia, nitrate, residual chlorine, salinity, chlorophyll, blue-green algae, fluoride, chroma, transparency and corrosion rate.
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Pressure Transmitters
Vacuum pressure transmitters for MBR suction lines and general-purpose pressure transmitters.
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Vacuum Pressure Transmitter for MBR SuctionVacuum Pressure Transmitter for MBR Suction Vacuum (compound) pressure transmitter for MBR permeate suction lines. Monitors trans-membrane pressure to trigger backwash and cleaning. 4–20…
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General Purpose Pressure TransmitterGeneral Purpose Pressure Transmitter General-purpose gauge pressure transmitter with 4–20 mA output for pump discharge, filter differential, RO feed and water distribution…
Tell us what you need to measure
Share the parameter, medium, pipe size and the output your PLC or monitoring system expects. We will reply with the right model and a quotation.