# HydroLynx Systems > HydroLynx Systems, Inc. manufactures real-time data telemetry systems for hydrological monitoring and flood warning. As an industry leader in ALERT and ALERT2 flood warning systems, HydroLynx produces rain gauges, water level sensors, submersible pressure transducers, weather sensors, water quality sensors, data loggers, transmitters, and central site base station software. HydroLynx is based in Nashville, TN and is a division of ISG Devices. HydroLynx equipment is used by government agencies, water districts, and municipalities to monitor hydrological conditions and protect lives and property. All current products support the ALERT2 protocol, the next-generation hydrologic telemetry standard developed by the National Hydrologic Warning Council (NHWC). - Contact: sales@hydrolynx.com | Phone: 1-916-374-1800 - Website: https://www.hydrolynx.com ## Product Categories ### Rain Gauges - [Model 5050P Tipping Bucket Rain Sensor](https://www.hydrolynx.com/products/rain-gauges/model-5050p-tipping-bucket-sensor.html): Hard anodized aluminum tipping bucket with sealed reed switch for ALERT2 flood warning networks. Lifetime warranty on tipping bucket. - [Model 5054TS Rain Gauge Top Section](https://www.hydrolynx.com/products/rain-gauges/model-5054ts-rain-gauge-top-section.html): Rain gauge top section housing for the Model 5050P sensor. - [Model 5045 All-Weather Rain Gauge](https://www.hydrolynx.com/products/rain-gauges/model-5045-all-weather-rain-gauge.html): Heated rain and snow gauge for all-weather precipitation measurement. - [Model 2501 Tipping Bucket Rain Gauge](https://www.hydrolynx.com/products/rain-gauges/model-2501-tipping-bucket-rain-gauge.html): Standard tipping bucket rain gauge. - [Model 2500 Tipping Bucket Rain & Snow Gauge](https://www.hydrolynx.com/products/rain-gauges/model-2500-tipping-bucket-rain-electric-rain-snow-gauge.html): Electrically heated rain and snow gauge. - [Model 2526 Lexan Rain Gauge Wind Screen](https://www.hydrolynx.com/products/rain-gauges/model-2526-lexan-rain-gauge-wind-screen.html): Wind screen accessory to reduce wind-induced measurement error. ### Sensors - [Model 5050LL-PTK Pressure Transducer](https://www.hydrolynx.com/products/sensors/model-5050LL-PTK.html): Submersible pressure transducer for water level measurement. - [Model 5050WS Wind Speed Sensor](https://www.hydrolynx.com/products/sensors/5050WS.html): Anemometer for wind speed measurement. - [Model 5050WD Wind Direction Sensor](https://www.hydrolynx.com/products/sensors/5050WD.html): Wind vane for direction measurement. - [Model 200-05103 / 200-05305 Professional Wind Sensor](https://www.hydrolynx.com/products/sensors/Model-200-05103-and-200-05305-wind-sensor.html): Professional-grade wind speed and direction sensors. - [Model 1522 Barometric Pressure Sensor](https://www.hydrolynx.com/products/sensors/model-1552.html): SDI-12 barometric pressure sensor. - [Model 2048RH/T Relative Humidity & Temperature Sensors](https://www.hydrolynx.com/products/sensors/Model-%202048RH-T-and-2046T.html): Combined humidity and temperature measurement. - [Model 4015 Solar Radiation Sensor](https://www.hydrolynx.com/products/sensors/model-4015.html): Pyranometer for solar radiation measurement. - [Model 4550 Solar Radiation Shield](https://www.hydrolynx.com/products/sensors/model-4550.html): Aspirated radiation shield for temperature and humidity sensors. - [Model 3003 Analog Output Evaporation Gauge](https://www.hydrolynx.com/products/sensors/model-3003.html): Measures evaporation rates from Class A NWS evaporation pans. - [Model 3005SS Evaporation Pan](https://www.hydrolynx.com/products/sensors/model-3005SS.html): Stainless steel Class A evaporation pan. - [Model 5096ES Emergency Status Sensor](https://www.hydrolynx.com/products/sensors/model-5096ES.html): Reports emergency gate or dam status via ALERT2. ### Telemetry Equipment - [Model 50386/A2 ALERT2 Data Transmitter](https://www.hydrolynx.com/products/telemetry-equipment/model-50386-A2-alert2-data-transmitter.html): ALERT2-compatible field data transmitter with SDI-12 support. - [Model 50388/A2 ALERT2 Data Transmitter](https://www.hydrolynx.com/products/telemetry-equipment/model-50388-A2-alert2-data-transmitter.html): Advanced two-way ALERT2/SCADA data transmitter. - [Model 50388 ALERT2/SCADA Two-Way Transmitter](https://www.hydrolynx.com/products/telemetry-equipment/model-50388-ALERT2-SCADA-two-way-transmitter.html): Full two-way SCADA communications with ALERT2. - [Model 50386 Real-Time Data Transmitter](https://www.hydrolynx.com/products/telemetry-equipment/model-50386-real-time-data-transmitter.html): Legacy ALERT protocol data transmitter. - [Model 50388 Real-Time Data Transmitter](https://www.hydrolynx.com/products/telemetry-equipment/model-50388-real-time-data-transmitter.html): Legacy ALERT protocol advanced transmitter. - [Model 5052RD-K-H ALERT2 HDR Receiver/Decoder](https://www.hydrolynx.com/products/telemetry-equipment/model-5052RD-K-H-Receiver-Decoder.html): Base station receiver and decoder for ALERT2 HDR signals. - [Model 50386R/D-RP ALERT Receiver, Decoder & Repeater](https://www.hydrolynx.com/products/telemetry-equipment/model-50386RD-RP-Receiver-Decoder.html): Combined receiver, decoder, and repeater unit. - [Model 50386RP ALERT Data Repeater](https://www.hydrolynx.com/products/telemetry-equipment/model-50386RP-repeater.html): Extends ALERT network range by repeating transmissions. - [Model RTR-RMI ScadaLynx Radio Modem](https://www.hydrolynx.com/products/telemetry-equipment/model-RTR-RMI-ScadaLynx-Radio.html): Radio modem interface for ScadaLynx two-way communication. - [Model RTR-LS Narrowband Radio Link](https://www.hydrolynx.com/products/telemetry-equipment/model-RTR-LS-Narrowband-Radio-Link.html): Narrowband UHF radio for telemetry links. - [Model RTR-MX Narrowband Radio Link](https://www.hydrolynx.com/products/telemetry-equipment/model-RTR-MX-Narrowband-Radio-Link.html): Multi-channel narrowband radio link. - [Model RPA-T Radio Power Amplifier](https://www.hydrolynx.com/products/telemetry-equipment/model-RPA-T-Radio-Power-Amplifier.html): Boosts radio transmission power for extended range. - [Model 5050LA Antenna Lightning Protection](https://www.hydrolynx.com/products/telemetry-equipment/model-5050LA-antenna-lightning-protection.html): Protects telemetry equipment from lightning damage. - [Assorted ALERT2 Antennas](https://www.hydrolynx.com/products/telemetry-equipment/assorted-antennas.html): Yagi, collinear, and whip antennas for ALERT2 systems. - [Antenna Cables for ALERT2 Telemetry Systems](https://www.hydrolynx.com/products/telemetry-equipment/antenna-cables.html): Coaxial cables and connectors. - [Model 5033 Series Solar Panel](https://www.hydrolynx.com/products/telemetry-equipment/model-5033-series-solar-panel.html): Solar panels sized for field telemetry stations. - [Model 5031 Series Gel Cell Battery](https://www.hydrolynx.com/products/telemetry-equipment/model-5031-series-gel-cell-battery.html): Rechargeable batteries for remote stations. - [Model 5030 Battery Charger](https://www.hydrolynx.com/products/telemetry-equipment/model-5030-battery-charger.html): AC battery charger for gel cell batteries. - [Model 5073TBX 50386 Toolbox Software](https://www.hydrolynx.com/products/telemetry-equipment/model-5073TBX.html): Windows-based configuration software for transmitters. - [Model 5071C Central Station Cables & Connectors](https://www.hydrolynx.com/products/telemetry-equipment/model-5071c.html): Cables and connectors for base station equipment. - [Model 5060A / 5060B Wattmeter Test Kit](https://www.hydrolynx.com/products/telemetry-equipment/model-5060A-5060B.html): RF power measurement tools for radio testing. - [Model 2595 Precipitation Gauge Calibrator](https://www.hydrolynx.com/products/telemetry-equipment/model-2595.html): Precision calibrator for tipping bucket rain gauges. - [Model 5096/A2 ALERT2 Firmware Upgrade](https://www.hydrolynx.com/products/telemetry-equipment/model-5096-a2-alert2-firmware-upgrade.html): Firmware upgrade to add ALERT2 capability to existing transmitters. ### Packaged Systems Pre-assembled, field-ready monitoring stations that combine transmitters, sensors, enclosures, solar power, and antennas into complete turnkey systems. - [Model 5354/A2 ALERT2 Packaged Rain Station](https://www.hydrolynx.com/products/packaged-systems/model-5354-packaged-rain-station.html): Complete rain monitoring station with tipping bucket gauge and ALERT2 transmitter. - [Model 5854/A2 ALERT2 Packaged Rain Station](https://www.hydrolynx.com/products/packaged-systems/model-5854-packaged-rain-station.html): Rain station with heated all-weather gauge for snow and freezing rain. - [Model 5381/A2 ALERT2 Packaged Weather Station](https://www.hydrolynx.com/products/packaged-systems/model-5381-packaged-weather-station.html): Full weather station with wind, temperature, humidity, barometric pressure, and rain sensors. - [Model 5881/A2 ALERT2 Packaged Weather Station](https://www.hydrolynx.com/products/packaged-systems/model-5881-packaged-weather-station.html): Advanced weather station with heated rain gauge. - [Model 5390/A2 ALERT2 Packaged Pressure Transducer Level Station](https://www.hydrolynx.com/products/packaged-systems/model-5390-Packaged-Pressure-Transducer-Level-%20Station.html): Stream or reservoir level monitoring with submersible pressure transducer. - [Model 5890/A2 ALERT2 Packaged Pressure Transducer Level Station](https://www.hydrolynx.com/products/packaged-systems/model-5890-packaged-pressure-transducer-station.html): Advanced level station with two-way SCADA capability. - [Model 5390WL Wireless Lynx SDI-12 Level Station](https://www.hydrolynx.com/products/packaged-systems/model-5390wl-wireless-lynx.html): Wireless level station using SDI-12 sensors. - [Model 5391/A2 ALERT2 Packaged Water Quality Station](https://www.hydrolynx.com/products/packaged-systems/model-5391-packaged-water-quality-station.html): Monitors water quality parameters with ALERT2 telemetry. - [Model 5891/A2 ALERT2 Packaged Water Quality Station](https://www.hydrolynx.com/products/packaged-systems/model-5891-packaged-water-quality-station.html): Advanced water quality station with two-way SCADA. - [Model 50386P/A2 ALERT2 Packaged Repeater](https://www.hydrolynx.com/products/packaged-systems/model-50386P-packaged-repeater.html): Complete solar-powered ALERT2 signal repeater station. ## Key Pages - [About HydroLynx](https://www.hydrolynx.com/about.html): Company history, team, and acquisition by ISG Devices in 2023. - [ALERT2 Technology](https://www.hydrolynx.com/technology.html): Technical overview of the ALERT2 hydrologic telemetry protocol. - [Support & Training](https://www.hydrolynx.com/support.html): Installation training, system operation, and maintenance support. - [News & Events](https://www.hydrolynx.com/events.html): Conference appearances and company announcements. - [Contact Us](https://www.hydrolynx.com/contact.html): Sales inquiries, phone, and email. - [Ordering Information](https://www.hydrolynx.com/ordering-information.html): Payment terms, shipping, warranty, and return policy.