Rockwell-automation 1797-IE8NF FLEX Ex 8 Input Analog, HART and Noise Manuale Utente Scaricare il pdf (Pagina 38)

38 FLEX Ex 8 Input Analog, HART, and Noise Filter Analog Modules

Publication

1797-5.5 - September 2011

Specification 1797-IE8 and -IE8NF (Continued)

Isolation Path

Input to Power Supply

Input to Flexbus

Input to Input

Power Supply to

Flexbus

Isolation Type

Galvanic to DIN EN60079-11

None

Galvanic to DIN EN60079-11

Power Supply

(+V, -V Intrinsically Safe)

(Terminals: 34 and 50 (+):

35 and 51 (-))

< 9.5V dc

< 1 A

= Negligible

Module Field-side Power

Consumption

7.5 W

Power Dissipation 5.2 W

Thermal Dissipation 17.75 BTU/hr

Module Location Cat. No. 1797-TB3 or 1797-TB3S

Conductor Wire Size

4mm

(12 AWG) stranded max

1.2 mm (3/64 in.) insulation max

Dimensions Metric

Imperial

46 mm x 94 mm x 75 mm

(1.8 in. x 3.7 in. x 2.95 in.)

Weight 200 g (approximately)

Keyswitch Position 3

Environmental Conditions

Operational Temperature

-20…+70

C (-4…+158

Storage Temperature

-40…+85

C (-40…+185

Relative Humidity 5…95% noncondensing

Shock Operating Tested to 15 g peak acceleration, 11(+1) ms pulse width

Nonoperating Tested to 15 g peak acceleration, 11(+1) ms pulse width

Vibration Tested 2 g @ 10…500 Hz per IEC68-2-6

1 2 ... 33 34 35 36 37 38 39 40 41 42 43 ... 51 52

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Rockwell-automation 1797-IE8NF FLEX Ex 8 Input Analog, HART and Noise Manuale Utente Pagina 38

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