General specifications, Ce, cenelec i/o entity parameters – Rockwell Automation 1797-XXX FLEX Ex System Certification Reference Manual User Manual

Page 68

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Publication 1797-6.5.6 - June 2005

11-2 1797-OE8H FLEX Ex 8 Output HART Analog Module

General Specifications

For a full list of specifications, refer to FLEX Ex 8 Analog Output Modules
Installation Instructions, publication 1797-5.3.

CE, CENELEC I/O Entity
Parameters

Signal output (+ to -) for ch 0 to ch 7 (terminals: 0-1; 4-5; 8-9; 12-13; 17-18;
21-22; 25-26; 29-30)

ATTENTION

Do not use any unused terminals on this terminal base unit.
Using these terminals as supporting terminals can result in
damage to the module and/or unintended operation of
your system.

Output (Intrinsically Safe)

(16 pin male and female
flexbus connector)

U

i

< 5.8V dc

I

i

< 400mA

L

i

= Negligible

C

i

< 1.35

µF

Power Supply

(+V, -V Intrinsically Safe)

U

i

< 9.5V dc

I

i

< 1A

L

i

= Negligible

C

i

= Negligible

Operational Temperature

-20 to +70

o

C (-4 to +158

o

F)

Agency Certification

II (1) 2G EEx ia/ib IIB/IIC T4
II (1D) (2D)

Certificates

DMT 00 ATEX E 042 X

Protection

Group

Allowed
Capacitance

Allowed
Inductance

U

o

= 21V

I

o

= 100mA

P

o

= 520mW

EEx ia

IIB

1.27

µF

8mH

IIC

188nF

2mH

If concentrated
capacitance
and/or
inductance are
available, use the
following values.

EEx ia

IIB

295nF

10mH

IIC

70nF

2mH

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