Intrinsically safe specifications, Intrinsically safe specifications -2 – Rockwell Automation 1797-XXX FLEX Ex System Certification Reference Manual User Manual

Page 84

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Publication 1797-6.5.6 - June 2005

16-2 1797-ACNR15 ControlNet Ex Redundant Media Adapter

Intrinsically Safe
Specifications

For a full list of specifications, refer to ControlNet Ex Redundant Media
Adapter Installation Instructions, publication 1797-5.14.

ControlNet Ex BNC (ChA and ChB)

Oscillation powered by:
U

o

< 5.4V dc

I

o

< 160mA

ac coupled with high-pass filter f

-3

> 500kHz

Output (intrinsically safe)

(16 position male/female flexbus
connector)

U

o

< 5.8V

I

o

< 400mA

P

o

< 2.16W

L

o

< 10

µH

C

o

< 65

µF

Power Supply

(+V, -V Intrinsically Safe)

U

i

< 9.5V dc

I

i

< 1A

P

i

< 9.5W

L

i

= Negligible

C

i

< 120nF

Operational Temperature

-20 to 70

o

C (-4 to 158

o

F)

Agency Certification

II 2G EEx ib IIB/IIC T4

Certificates

DMT 99 ATEX E 008 X

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