Important – Rockwell Automation 1797-XXX FLEX Ex System Certification Reference Manual User Manual

Page 145

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Publication 1797-6.5.6 - June 2005

1797-OE8H FLEX Ex 8 Output HART Analog Module 30-3

IMPORTANT

A terminal base may or may not have an I/O module
installed.

1797- OE8

Allen-Bradley

B

-

A

OUT 1

OUT 0

OUT 2

PWR

OUT 7

OUT 6

OUT 5

OUT 4

OUT 3

4

8 CHANNEL ANALOG OUTPUT

FLEX Ex Analog
Output I/O Module

LEDs

Female Bus
Connection

Field Wiring
Terminals

Terminal
Base

Terminal
Base Key

Male Bus
Connection

Key Position for
Terminal Base
Insertion

42013

To any intrinsically safe
device or associated
apparatus with Entity
Concept parameters of
V

oc

< 5.8V; I

sc

< 400mA.

T

o any intrinsically safe

device or associated
apparatus with Entity
Concept parameters of
V

oc

< 9.5V; I

sc

< 1A.

To any IS device with Entity
Concept parameters of
(V

max

, I

max

, C

i

, L

i

) appropriate

for connection to associated
apparatus with Entity Concept
parameters listed in Table 2.

1797-OE8

16

Shield Connection Only

50

51

35

34

V

max

=5.8V

I

max

=400mA

C

i

=1350nF

L

i

=0

V

max

=9.5V

I

max

=1A

C

i

=0

L

i

=0

Male Bus
Connector

33
40

41

42

43

44
45

0 (+)

Female Bus
Connector

Any Simple Apparatus or I.S.
device with Entity Concept
parameters (V

max

, I

max

, C

i

, L

i

)

appropriate for connection to
associated apparatus with Entity
Concept parameters listed in
Table 1: Entity Values for Field

1 (-)

ch0

ch1

ch2

ch3

ch4

ch5

ch6

ch7

4 (+)

5 (-)

12 (+)

13 (-)

17 (+)

18 (-)

21 (+)

22 (-)

25 (+)

26 (-)

29 (+)

30 (-)

42484

8 (+)

9 (-)

Hazardous (Classified) Location
Class I, Zone 0 Groups IIC, IIB, IIA
Class I, Div. 1 Groups A, B, C, D
Class II, Div. 1 Groups E, F, G
Class III, Div. 1

Hazardous (Classified) Location
Class I, Zone 1 Groups IIC, IIB, IIA
Class I, Div. 1 Groups A, B, C, D

Class II, Div. 1 Groups E, F, G; Class

III

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