Rockwell-automation 1794-IF8IH FLEX I/O 8 Isolated Input HART Analog M Manual de usuario descargar pdf (Pagina 25)

FLEX I/O Isolated Input HART Analog Module 25

Publication

1794-IN115C-EN-P - April 2009

Wiring category

(3)

2 on signal ports

3 on power ports

Wire type Shielded on signal ports

Flexbus current 80 mA

Thermal dissipation, max 6.8 BTU/hr @31.2V DC

Keyswitch position 3

External DC power supply

voltage

24V DC nom

External DC power supply

voltage range

19.2…31.2V DC (includes 5% AC ripple)

External DC power supply

current

190 mA @ 24V DC

Dimensions (HxWxD),

approx.

94.0 x 94.0 x 66.0 mm (3.7 x 3.7 x 2.6 in.) with module

installed in base

North American

temperature code

IEC Temp Code T4

(1)

Includes offset, gain, nonlinearity. and repeatability error terms.

(2)

If 24V DC is removed from the module, input resistance = 10 kΩ.

(3)

Use this Conductor Category information for planning conductor routing. Refer to Industrial

Automation Wiring and Grounding Guidelines, publication 1770-4.1.

The phase conductor is 0.34…2.5 mm². The ground conductor must be equal to or greater than the

phase conductor.

(4)

Engineering Units apply to HART data only.

FLEX I/O 8-input Isolated HART Module - 1794-IF8IH

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Rockwell-automation 1794-IF8IH FLEX I/O 8 Isolated Input HART Analog M Manual de usuario Pagina 25