Rockwell-automation 1797-OE8H FLEX Ex 8 Output Analog Modules Manual do Utilizador descarregar pdf (Página 13)

FLEX Ex 8 Output and HART Analog Modules 13

Publication

1797-5.3 - September 2011

Outputs

Each output channel can operate an analog field device. Do not apply any

nonintrinsically safe signals to these modules.

When using an intrinsically safe electrical apparatus according to EN50020,

the European Community directives and regulations must be followed.

The channels in these modules are electrically connected to each other.

Flexbus

Bus

-V

Power

Supply

4…20 mA

Actuator

4…20 mA

Valve

41441

1797-OE8

45 Ω

160 Ω

15.5V

Flexbus

Bus

-V

Power

Supply

4…20 mA

Actuator

4…20 mA

Valve

43849

1797-OE8H/B

HART

Modem

21.6V

250 Ω

45 Ω

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Rockwell-automation 1797-OE8H FLEX Ex 8 Output Analog Modules Manual do Utilizador Página 13