DAVIS Electronic Rain Counter Guía de usuario descargar pdf (Pagina 14)

C3 User Guide

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Power requirements

• Connection via terminal block or 2.5 mm DC power connector

• 60 V maximum on all power inputs

• 40 W peak total power draw across all inputs

• 100-500 mW typical draw depending upon radio technology and mode

Battery

• 75 WHrs total capacity

• LiFePO

(Lithium ferrous phosphate) technology

• 7-10 year design life

Wireless technology

• GPS as standard

• Optional 470 MHz, 5 W UHF data radio

• Optional 915 MHz, spread spectrum 1 W data radio

• Optional GSM/3G 850 MHz cell packet radio

IO connections

• 4 x Digital inputs (with 0 - 10 V analog sensing mode)

• 4 x Digital power outputs (with 4 - 20 mA analog sensing mode)

• 3 x Sensor power outputs

• 2 x RS485 serial communication ports

• 1 x Dual purpose RS232/SDI-12 serial communication port

• USB slave (Type B)

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Enclosure

• Primary material: ABS plastic

• IP rating: 41

Dimensions

• Module Height: 215 mm, Width: 164 mm, Depth: 75 mm

• Packaging Height: 120 mm, Width: 240 mm, Depth: 180 mm

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DAVIS Electronic Rain Counter Guía de usuario Pagina 14