System Capacity:
- 200 sensors, 20 ISDL-2400 data loggers, 40 ISR-2400 repeaters per ISG-2400 gateway.
- Frequency of sensor readings can be adjusted between 2 and 120 minutes. Sensor sampling rate under 15 minutes will reduce battery life.
Electrical Input:
- ISDL-2400 data logger: Four (4) D-cell alkaline batteries
- ISR-2400 data logger: Four (4) D-cell alkaline batteries
- Minimum battery life: Twelve (12) months at 20°C (68°F) assuming 100 sensor readings per day (every 15 minutes) in a network composed of 12 ISDL-2400 data loggers, 16 ISR-2400 repeaters, 1 ISG-2400 gateway and 120 sensors
- ISG-2400 gateway: powered via PC USB port
- Each gateway and repeater shall communicate directly with up to 8 network devices (data loggers and repeaters) to enable wireless mesh capability and ensure optimum radio communication.
Grounding Requirements:
- ISDL-2400 data logger and ISR-2400 repeaters are battery-powered devices and do not have grounding requirements.
Wireless Network Requirements:
- 2.4 GHz ISM DSSS (Digital Sequencing Spread Spectrum) unlicensed frequency
- Power output 10mW and 63mW per country of use regulations
- Protocol: DigiMesh™ proprietary mesh network
- Communication Range: Unobstructed line of sight 800 yards
Data logger:
- Capacity: 18 Rain Bird specified TSM-3 Soil Sensors that use SDI-12 protocol. Nine sensors per channel on 2 channels.
- Electrical input: 4.1-6.5V using four (4) D-cell alkaline batteries
- Data storage: Sensor data stored on 4GB or higher capacity SDHC card (card included)
- Upgrades: Firmware can be upgraded using SD card
- Display: 10-position menu and 4 soft keys for automatic and manual operation including system settings (Language, date, time, units), automatic and manual sensor operation, sensor setup, and special features. Display shall be backlit.
- External antenna tuned for 2.4 GHz communication
- Operating temperature: -10°C to -54°C (14°F-130°F)
- Storage temperature : -40°C to – 66°C (-40°F to 150°F)
Repeater
- Electrical input: 4.1-6.5V using four (4) D-cell alkaline batteries
- Languages: Same as Data Logger
- Firmware upgrade using SDHC card (card not included)
- 4 soft keys
- Operating temperature: -10°C to – 60°C (14°F to -140°F)
- Battery Operating temperature: -20°C to – 54°C (-4°F to 130°F)
- Storage temperature: -40°C to – 66°C (-40°F to 150°F)
Gateway:
- USB to serial to USB
TSM-3 Soil Sensors:
- Sensor shall connect to a Rain Bird ISDL-2400 Wireless Data and provide soil moisture, salinity and temperature readings
- Sensor shall take accurate readings immediately following installation and without calibration
- Sensor shall measure soil conditions in undisturbed soil
- Robust, long life materials and construction
- Industry standard SDI-12 interface
- Shall connect to a data logger through an 18-gauge three-wire cable that is at least 300 feet long. Sensor itself shall have a 25 ft long 18-gauge three-wire cable. Additional cable, not provided, is required to reach 300 feet.
- Low power operation:
- 9 to 20 VDC
- <1 mA typical standby mode
- 30 mA moisture read mode
- Soil temperature
- Absolute water fraction by volume (WFV) in % with loam calibration: 0.1 to 15 dS/m in-soil electro conductivity 1% stable WFV readings over the following conditions:
- 10°C to 50°C (non frozen soil)
- 0.1 to 4 dS/m EC
Hardware requirements:
- Microsoft Windows 7 Professional or XP Professional SP3
- PC with 300 MHz or higher processor
- 128 MB of RAM
- 3 GB of available hard disk space
- Power Profile of computer should be configured to not sleep
Languages:
- English
- French
- Spanish
- Chinese (simplified)
- German
- Portuguese
- Swedish
- Italian
Soil Manager (standalone monitoring): Dashboard view:
- Sensor graph view with annotation capability
- Sensor table view with annotation and export to Excel capabilities
- Communication, power and sensor alerts
- Diagnostics including network device battery level and signal strength status (RSSI)
- User-defined email alerts for out of- range soil moisture, salinity and temperature values, communication and power status
- Water budget recommendations available when one sensor is linked to a particular irrigation program
Soil Manager (with dynamic central integration enabled): Same as monitoring version, plus:
- Full integration with any Rain Bird irrigation central control software version 7.1 or higher
- Sprinkler runtime adjustment based on soil moisture measurements and water budget predictions