Komoline Aerospace Limited Satellite, Ahmedabad, Gujarat

The KAS-131-SP Analog Sensor measures scalar Wind Speed (i.e. wind speed only) in automatic weather station applications. A 3-cup anemometer rotor coupled to an optical chopper is used for this purpose. The chopper output frequency indicates the wind speed. The sensor output is a switching signal of 5V logic compatibility but the output is actually analog in the sense that the variation of the output parameter is in the continuous time domain rather than in discrete quantized states.   Features Indigenous; suitable for Indian environment Accurate and dependable Tight interchangeable tolerance Stable and durable Low maintenance; long-term usability Easy interface with industry standard outputs Predictable performance Wide supply voltage Built with corrosion resistant material Customized versions available

Range : 60 m/s

The KDS-131 Sensor measures  wind speed and direction. It computes instantaneous & average wind speed and two-dimensional direction in the horizontal plane at the level of installation. The sensor uses non-contact sensing technology for both speed and direction. It is designed for long-term outdoor deployment in varying weather conditions.   Features Optical speed sensing, magnetic direction sensing Accurate time base and ratiometric acquisition Vector averaging for direction Vector and scalar averaging for speed Automatic internal electronics calibration Multi-point individual sensor calibration Digital and analog output options Durable, weather-proof Low maintenance Wind Speed: Range: 0.4 ms-1 to 65 ms-1 Accuracy: +/- 0.35 m s-1 (2 m s-1 to 35 m s-1) Resolution: 0.01 m s-1 Output Units: m s-1, f s-1, knots, kmph, mph Threshold: 0.2 m s-1 to 0.4 ms-1 Calibration Traceability Offered: IMD Wind Direction: Range: 0° to 360°  Accuracy: +/-5° Resolution: 0.1° Output Units: Degrees, Radians, % of 360° Calibration Traceability Offered: IMD

The KDS-139 is a smart sensor for the measurement of wind speed and direction, designed specifically for application in marine environments. The sensor uses a 3-cup anemometer arrangement for wind speed measurement coupled to an optical tachometer for wind speed and a wind vane coupled to a 360-degree non-contact hall-effect encoder for direction measurement.

Range : 0.4 m s-1 to 60 m s-1

The KWMS-101 from Komoline Aerospace Ltd. is used to monitor online weather parameters. The KDS series sensors are developed indigenously using state of the art technology. In general, Meteorological sensors will be installed in open environment condition and away from the monitoring area. Robust RS485 digital interface from the sensor makes sure the results reach the destination with no interference or degradation, and are quite independent of cable length. The sensors can be individually calibrated and the coefficients stored inside for achieving a tight interchangeability tolerance.     Features   Indigenous Tight interchangeable tolerance Excellent Long-Term Stability Predictable Performance

The precision sensors measure air temperature, atmospheric pressure, dew density, soil temperature, wind speed and direction, solar radiation, conductivity & temperature, and various other parameters. Different types of data loggers, including multi parameter data loggers and high-speed data loggers, are available for automatically collecting data. Data is received via satellite earth stations, or a GSM data hub, or an ISM transceiver hub. To communicate with the weather stations, modems, transmitters, Wi-Fi or the Ethernet are used. The options to broadcast collected data include indoor & outdoor displays, IVR & IVS systems, and websites via the Internet. The flexibility to change sensor configurations, data processing, and data storage & retrieval options is also provided.

Komoline’s weather stations are used in the Hydro-Meteorological, Agricultural, Industrial, Pollution, Marine, Bio-meteorological and Aviation fields among others. It also offers its customers a Do-it-yourself option for a customized weather station. The Automated Weather Station product range consists of Precision Sensors, Data-loggers, Transmitters, and Software, including integrated in-situ measurement equipment and solutions.

The KDS-133-SP Sensor measures vertical wind speed (i.e., upward or downward) in automatic logging environments. The sensor uses a propeller type rotor coupled to a quadrature optical/magnetic rotational (incremental) encoder for measurements. It is used for high-accuracy, in-situ applications; by wind farm prospectors and equipment manufacturers; and by researchers.   Features High accuracy over varied conditions Tight interchangeable tolerance Excellent long-term stability Low starting threshold Individual sensor calibration Predictable performance; durability Wide supply voltage Easy integration Multi-drop capable Quick response Specifications:               Wind Speed: Range: - 40 m s-1 to 40 m s-1 Accuracy: +/- 2% Resolution: 0.001 m s-1 Output Units: m/s, kmph, knots, fps, mph Output Types: Serial Digital Asynchronous (UART)                               Voltage Output Option                               Current Output Option                               Frequency Output Option Electrical Interface: RS485,Multi Drop Addressable

The KDS-131 VR Sensor measures wind speed and direction in automatic weather station applications by using a 3-cup anemometer rotor coupled to a Hall Effect sensor. As optical and mechanical parts are not used, the device has greater reliability and sensitivity. The Hall Effect encoder provides greater frequency resolution in the reading, which can be used to reduce the sampling time. The sensor is used for weather & air quality studies, wind power generation and for agro-meteorological & industrial applications.   Features High accuracy, interchangeability Rugged, reliable, stable Low threshold, high agility and sensitivity Non-contact sensing Vector measurement Wide supply voltage Easy integration User definable parameters Headwind, crosswind, tailwind readings Vector and scalar averaging

The KDS-061 is a multi-drop capable high-performance sensor for the measurement of quantum of global UV flux incident. The sensor measures the full UV spectrum and is a global sensor i.e. one which measures radiation from all directions which includes solar irradiance and scattered components reaching the measurement point. The response is Erythema Action Spectrum (EAS) weighted..     Features   User Configurable Flexible Averaging Filter Completely Processed Results in Engineering Units Low Power Consumption and Easy Integration Time Integration (Totalization) Available Rugged Corrosion Resistant Build

The KDS-101 Sensor measures wind speed and direction in automatic weather station applications. The four ultrasonic sensors of the unit measure the time it takes for ultrasound to travel from one transducer to another for computing the wind speed and direction. The sensor provides data continuously and the measurements are reliable regardless of altitude, temperature and humidity. It is used for collecting wind measurement data for aviation, road & railway safety and other weather monitoring applications.   Features   Measures a mild breeze to storms Measures accurately in all directions Robust housing resists contamination & corrosion Reliable data in all wind conditions and climates Tight interchangeable tolerance Excellent long-term stability Individual sensor calibration Wide supply voltage Easy integration Indigenously built; state-of-the-art technology Varied set of commands and calculations RS485 digital interface

Range : 0.1 m/s to 60 m/s

Range : 0° to 359°

The KTXUHF07 UHF Satellite Transmitter provides reliable Burst transmission from automatic weather station applications. The micro-controller based device uses proprietary algorithms developed for accurate reporting of sensor data.   Features Programmable power and frequency via PC or Data logger Excellent long-term stability Low power consumption Highly predictable Wide supply voltage range Easy integration Error reporting Mass producible & mass testable (automated testing) Software tunable power and frequency Custom transmission format Superior RF performance; no signal degradation Suitable for onsite deployment in any environment  Specifications  Frequency Band: 402.00 MHz +/- 500 KHz Modulation: BPSK Power 3 ~ 10 W Data Rate: 300 bps ~ 9600 bps Data Coding: NRZ-M Frequency Stability: +/- 0.1 ppm (-40 deg c to +55 deg c) Signal Bandwidth: 6.5 KHz Maximum Burst Format: ISRO / IMD / NIOT Burst Duration: Not exceeding 250 ms Calibration: IMD

The KDS-162 is a multi-drop capable high-performance sensor for the measurement of temperature of flat surfaces in any application. The surfaces may be metal, glass, plastic or even smooth and flat plaster etc. The sensing is by means of a high thermal agility and low specific heat capacity element engineered to quickly arrive at thermal equilibrium with the surface of contact.   Features Wide application areas in ambient surface temperature sensing User Configurable Flexible Averaging Filter Completely Processed Results in Engineering Units Low Power Consumption and Easy Integration High Sensitivity and Stability Rugged Corrosion Resistant Build Reinforced Cable

The KDS-066 is a smart sensor for the measurement of radiation in the UV portion of the spectrum and is a omnidirectional sensor i.e. one which measures radiation from all directions.In an actual deployment this may include solar irradiance and components reaching the measurement point from other sources as well. The sensor exhibits near-total blindness to visible/IR and higher than UV frequency irradiance.The sensor is designed for continuous outdoor application. Very long cable lengths are supported in the RS485 (digital) and 4-20mA (analog) output formats.

The KDSR-4601 is actually a complete weather station for a broad spectrum of cost-effective applications, including in-situ and strategic hydro-meteorology, agricultural and green house studies and the like. Measuring six basic parameters of air rain, temperature, air humidity, wind speed, wind direction and atmospheric pressure, it has been tightly integrated into a single autonomous entity easy to install and operate. User Configurable Filter User Configurable Recording Schedule Completely Autonomus Functionality High Sensitivity and Stability Rugged Corrosion Resistant Build

The KDS-051 Sensor measures solar radiation based on a photodiode. A cosine corrected diffuser mitigates angular sensitivity of the sensor and gives it an angular response flatness commensurate with the accuracy within a wide field of view. Leveling arrangements are part of the sensor including a built-in spirit level. The sensor is direction insensitive and responds to the total global radiation. The range of the sensor – from 300nm to 1000nm - covers a major part of the shortwave radiation that reaches the ground. The measurements are used in the agricultural, meteorological, and hydrological fields.     Features   High signal output (200 mV at full sunlight) Compatible with a wide range of data loggers Minimal low-light offset errors Averaging for stable readings Automatic internal electronics calibration Stores individual sensor calibration Digital and analog outputs supported Suitable for continuous outdoor use

Station Information  A Solar Farm Weather Monitoring Station (SFWMS) is a meteorological station at which observations are made and transmitted automatically. It is used for increasing the number and reliability of real time solar data. Key Features • Robust, compact and modular design • High irradiance measurement capacity • Simple and user friendly data logger with high operation reliability • GPS-based real-time clock • USB drive for data backup • Built-in battery and solar panel eliminates the need of external power source • GSM / GPRS / CDMA modem communication interface • Secure communication protocol • Secure user management module including quality checks as per WMO (World Meteorological Organization) standards • Efficient design calls for very low maintenance

The KSCDL-030 Solar Battery Charger is designed to charge GEL-CELLS or LEAD ACID batteries. It has three distinct operating states.Initially the charging current is limited to a pre-set bulk value and when the battery voltage reaches a specific level the charger enters the absorption mode and tops off the battery with an elevated voltage.After top off,it enters the maintenance mode where it maintains the battery at a precision float level value.

The KDS-031 is a multi-drop capable high-performance smart sensor for the measure-ment of soil temperature in automatic weather station environments, especially for deploy-ment in agriculture, green house and related applications and research. The sensors are developed indigenously using the state of the art technology and built to exacting specifica-tions. They offer stable, accurate and reliable performance over long periods of time in the Indian conditions of environment. The temperature sensing is by way of preci-sion resistive sensing element of very good long-term stability. The sensor is microproces-sor based and computes complex polynomials and uses proprietary algorithms developed for accurate reporting of the parameter value measured. The digital interface of the sensor makes sure the data reaches the destination system without any degradation along the way by interference or noise of any kind.

The KAS-031 Analog Sensor measures Soil Temperature in automatic weather station environments and is suitable for deployment in agricultural and green house applications and research. A precision resistive sensing element measures temperature and captive sensing & conditioning circuits turn the measured voltage into proportional voltages. It is easy to deploy – it is pushed into soft soil and or buried in a capsule version at the required depths.   Features State-of-the-art technology Indigenous Accurate and reliable performance Customization; More depth in a single sensor Corrosion resistant Low thermal conductivity for accurate measurements Acetal buffers; no inter-channel thermal interference Oblique insertion possible Wide Supply Voltage Easy Integration Long-term use

Accuracy : ±0.3 ºC

The KDS-037 is a multi-drop capable high-performance smart sensor for the measurement of soil temperature in automatic weather station environments, especially for deployment in agriculture, green house and related applications and research. The sensors are developed indigenously using the state of the art technology and built to exacting specifications. They offer stable, accurate and reliable performance over long periods of time in the Indian conditions of environment.   The temperature sensing is by way of precision resistive sensing element of very good long-term stability. The sensor is microprocessor based and computes complex polynomials and uses proprietary algorithms developed for accurate reporting of the parameter value measured. The digital interface of the sensor makes sure the data reaches the destination system without any degradation along the way by interference or noise of any kind.

The is a smart sensor for the measurement of soil temperature at a single level or multiple, levels in one convenient probe. Two variants are offered, KDS-031-P and KDS-031-S. The latter is a single-reading capsule that needs to be buried to the required depth in soil. The -P version is a single probe offered for depths upto 1m, with upto 10 temperature sensors embedded in the same. Levels above the ground can also be integrated in the structure and the actual depths below ground surface or heights above ground are fully customizable. Thermal zoning in part of the structure to make sure each sensor remains in thermal equilibrium only with its immediate neighborhood soil.   Sensing Element Precision RTDs   Sensor Architecture Multi-sensor probe with thermal isolation. Stable and AccurateRatiometric Acquisition Averaging for a super-stable reading Automatic internal electronics calibration Multi-point individual sensor calibration Rawdata is internally converted into engineering units.Many   choices of units are available for both speed and direction. Calibration Traceability Offered: IMD, NIST

The KDS-041 Sensor measures soil moisture in automatic weather station environments. The electrical resistance type sensor is available in multiple physical packaging for different kind of applications (horizontal axis and vertical axis) and can also be deployed for surface-down and deep-bury applications. Multiple measurements can be easily achieved by using parallel sensors. The indigenously-developed sensor is used for long term or short-term soil monitoring, turf management, in greenhouses, and other agricultural applications & research. It offers accurate and reliable performance over long periods of time and is well-suited to the Indian environment.

The KDS-111 is a smart sensor for the measurement of snow level. It employs a new proprietary statistical ensemble-sensing technology to measure snow level with class leading accuracy and stability. Specification Range: 0.5 m to 10 m Accuracy: +/- 1 cm Resolution: 0.2 mm Supply voltage: 12 V Supply current (Active): 100 mA Output Type: Serial Digital Asynchronous (UART) Electrical Interface: RS485 Multi drop Addressable

The KDS-201 is a smart sensor for the measurement of continuous rotation in outdoor environment. The shaft encoder method of sensing  is a time tested technique in hydrometeorology and provides good accuracy with simplicity. This type of  sensor has a long history of deployment.