Product Description
Digital Evaporation Recorder
The LEW Digital Evaporation Recorder is a robust, fully computerized, and self-contained digital system designed to accurately monitor evaporation rates in various hydrological and meteorological applications. Integrated with a data logger, solar power support, and sensor suite, the unit is ideal for continuous field use without dependency on external power sources.
Key Features:
- Self-Contained Design: Includes a digital data logger, solar charging panel, maintenance-free battery, and waterproof housing.
- On-Site Monitoring: View real-time data and program settings using a built-in 16x2 alphanumeric display and membrane keypad without a computer.
- Remote Data Access: Equipped with a GSM modem for SMS-based remote readings and alerts.
- Auto Water Filling (optional): Supports automatic water filling in evaporation pans (available as an add-on).
- Data Transfer & Storage:
- Data saved directly to Micro SD card in Excel format
- Transferable to PC/mobile/tablet for analysis
Specifications:
|
Parameter
|
Value
|
|
Number of Channels
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1
|
|
Operating Temperature
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0C to 50C
|
|
Calibration Factor
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Programmable via keypad
|
|
Measurement Accuracy
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Better than 0.1%
|
|
Display
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20x4 intelligent LCD display
|
|
Data Interface
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RS-232-C
|
|
Memory Slot
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Micro SD card (standard 4GB)
|
|
Power Supply
|
12V DC with built-in AC/solar charger
|
Functional Overview:
- Start/Stop Tests: Simple initiation and termination of logging sessions via keypad.
- Programmable Logging Interval: From 1 minute up to 1440 minutes (24 hours).
- Data Calibration: Supports sensor calibration with programmable factors and null data setup.
- Data Security: Password-protected access for test control and memory clearance.
- Remote Reporting: GSM functionality sends real-time readings via SMS to a user-defined phone number.
Data Output Sample (via Micro SD Card):
|
Record No.
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Date/Time
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Depth (cm)
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Level (m)
|
|
1
|
03/03/2021 18:48
|
12.52
|
0.210
|
|
2
|
03/03/2021 19:49
|
12.48
|
0.212
|
Advanced Monitoring for Accurate Water Management
This Digital Evaporation Recorder is engineered for rigorous environments where precision evaporation measurement is critical. It includes comprehensive data logging features, GPS integration, and user-friendly digital operation, making it ideal for research, irrigation management, and industrial applications in India. The units high data storage capacity and robust ABS build ensure reliable performance, delivering actionable insights for better resource management.
Comprehensive Package for Immediate Deployment
Each device comes complete with a 24 MH battery, connectors, USB cable, software CD, and a user manual, ensuring you have everything required for setup and operation right out of the box. The versatile power supply options (electrical or digital) and standard size make it easy to integrate into different field or laboratory settings.
FAQs of Digital Evaporation Recorder:
Q: How does the Digital Evaporation Recorder measure and record evaporation rates?
A: The Digital Evaporation Recorder uses a digital open pan sensor and highly precise technology to measure evaporation, recording data at a resolution of 0.1 mm and 100% accuracy. Recorded data is stored in its 32GB memory and can be retrieved via USB or mini USB interfaces.
Q: What are the primary applications of this evaporation recorder?
A: This device is primarily used in agrometeorology, industrial water management, and irrigation monitoring. It supports exporters, manufacturers, and suppliers across India who require reliable water loss data for critical decision-making.
Q: When should the devices battery be recharged or replaced?
A: The recorder is powered by a 24 MH battery and features a standby time of 1 minute. It is recommended to recharge or replace the battery as needed, especially before extended field deployment or after receiving a low-battery alarm from the device.
Q: Where can this evaporation recorder be installed for optimal performance?
A: Designed for both indoor and outdoor environments, this device performs best in standard meteorological setups such as weather stations, open fields, or near irrigation systems, leveraging its robust ABS enclosure and operating range of -20C to 60C.
Q: What is the data transfer process from the device to a computer?
A: Data can be transferred conveniently using the included USB or mini USB cable. Users can connect the recorder to a computer and use the supplied software CD to access, analyze, and export recorded evaporation statistics.
Q: How does the integrated GPS feature benefit users?
A: The built-in GPS allows users to geotag evaporation data, ensuring measurements are accurately associated with specific field locations, which is vital for comprehensive spatial analysis in agrometeorological research and irrigation studies.