Adcon A720 Manual do Utilizador descarregar pdf (Página 13)

A511 User Manual, Rev. 1.1 - 13 - 08/2007

5. Technical Specifications

Power Supply

• A 9 volt block, alkaline or rechargeable battery

Maximum ratings

Inputs

• 7 pin Ports 1 and 2:

Input max. unit

Analog Inputs (Cablings 1 through 6) 3.3 V

Counter Inputs (Counter1 and Counter 2) 3.3 V

Digital Inputs (DIG1 and DIG2) 3.3 V

• 5-pin Port 3

Input max. unit

Solar Panel Input 15 V

Digital Input (SDI Data) 10 V

Outputs (SBAT)

The SBAT voltage depends on the current energy status of the battery. (get status via

the energy status and sensor supply current).

Recommended ratings

Input unit

Analog Inputs (Cablings 1 through 6) 0 - 2.5V V

Counter Inputs (Counter1 and Counter 2) 3.3 pull-up V

Digital Inputs (DIG1 and DIG2) 3.3 V

Solar Panel Input 12 V

SDI sensor specifications

Parameter min. max. unit

Sensor Supply Voltage (V

) 5,5 16 V

Sensor Supply Current (I

) 500 mA

Digital Input (SDI Data) 3.5 5.5 V

The SDI address changer supports sensor addresses between:

• “0” and “9”

• “A” and “Z”

• “a” and “z”

Special characters are not supported.

For details or further information see the SDI -12 standardization datasheet

(http://www.sdi-12.org).

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Adcon A720 Manual do Utilizador Página 13