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KROHNE ALTOFLUX IFM 6080 K EEx EN User Manual

Page 4

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4

With each in/output module a certain in/output function can be realised, see following overview:

In/Output
module

Function

Electrical data

P-SA

passive current output

Current:

4..20 mA

Working voltage:

8.. 30 V DC

Voltage drop:

8 V at 4 mA

FA-ST

passive pulse/status output or
control input (selectable through
software options)

Working voltage:

6..30 V DC

Working current:

< 110 mA

Voltage drop
in ON-state:

< 2 V at 110 mA

Leakage current
in OFF-state:

< 900

µ

A at 30 V

Control input
Input voltage LOW level:

< 3 V

Input voltage HIGH level:

> 7 V

Frequency range:

0.. 12 KHz

DC-I

intrinsically safe voltage source,
to be used in combination with
modules P-SA and FA-ST

Voltage:

20 V DC

Maximum current:

30 mA

Internal resistance:

260

F-PA

passive Fieldbus interface

conform FISCO model

The functionality of the terminals for signal in/outputs is depending on the version of the
IFC090 i-EEx electronic-unit installed. Each version is equipped with a different pair of in/output
modules. Following versions are possible:

IFC090 i-EEx version

Order no.

MODIS module

Terminal designation

Ex-i1

2.11582.01

P-SA

FA-ST

I

I

B1

B1

Ex-i2

2.11582.03

P-SA

F-PA

I

I

D

D

Ex-i3

2.11582.02

P-SA

DC-I

I+

I

Ex-i4

2.11582.04

FA-ST

F-PA

B1

B1

D

D

Ex-i5

2.11582.05

FA-ST

DC-I

B1+

B1

Ex-i6

2.11582.06

FA-ST

FA-ST

B2

B2

B1

B1

The non-intrinsically safe terminals for the power supply 1L

Ÿ

and 0L

Ÿ

have to be wired conform

the relevant standard code of practice for electrical apparatus for use in potentially explosive

Connection power supply
(non-intrinsically safe)

Connection of signal-in/outputs
(intrinsically safe)