Rockwell-automation 1797-OE8H FLEX Ex HART Analog Modules User Manual Manual de usuario Pagina 117

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Publication 1797-6.5.3 - March 2006
Specifications A-5
IMPORTANT
A terminal base may or may not have an I/O module installed.
1797- IE8
Allen-Bradley
B
-
A
7PWR0123 4 56
3
8 CHANNEL ANALOG INPUT
FLEX Ex Analog Input
I/O Module
LEDs
Female Bus
Connection
Field Wiring
Terminals
Terminal
Base
Terminal
Base Key
Male Bus
Connection
Key Position for
Terminal Base
Insertion
42055
Hazardous (Classified) Location
Class I, Zones 0, 1, & 2 Groups IIC, IIB, IIA
Class I, Div. 1 & 2 Groups A, B, C, D
Class II, Div. 1 & 2 Groups E, F, G
Class III, Div. 1 & 2
Hazardous (Classified) Location
Class I, Zones 1 & 2 Groups IIC, IIB, IIA
Class I, Div. 1 & 2 Groups A, B, C, D
To any intrinsically safe
device or associated
apparatus with Entity
Concept parameters of
V
oc
< 5.8V; I
sc
< 400 mA.
To any intrinsically safe
device or associated
apparatus with Entity
Concept parameters of
V
oc
< 9.5V; I
sc
< 1 A.
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-IE8H
16
Shield Connection Only
50
51
35
34
V
max
=5.8V
I
max
=400 mA
C
i
=1350 nF
L
i
=negligible
V
max
=9.5V
I
max
=1 A
C
i
=negligible
L
i
=negligible
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.
1 (sig)
ch0
ch1
ch2
ch3
ch4
ch5
ch6
ch7
2 (-)
4 (+)
5 (sig)
6 (-)
8 (+)
9 (sig)
10 (-)
12 (+)
13 (sig)
14 (-)
17 (+)
18 (sig)
19 (-)
21 (+)
22 (sig)
23 (-)
25 (+)
26 (sig)
27 (-)
29 (+)
30 (sig)
31 (-)
42056
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