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English – Burkert Type 8642 User Manual

Page 12

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8642 - 11

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Field bus interface according to IEC 1158-2

Communication device following the FISCO model

Permitted operating voltage:

9 - 24 V

Permitted operating voltage, intrinsically safe:
referring to power supply device with
– trapezoidal characteristic curve

9 - 15 V

– linear characteristic curve

9 - 17,5 V

Operating current:

16,5 mA ± 6%

Maximum current in case of a fault:

< 22,5 mA

Max. permissible power of the power supply

2 W

with intrisically safe bus supply

Permissible temperature range:

- 25 to 60 °C

Climatic test:

DIN IEC Part 2 - 38
exposure 10 cycles à 24 h

Insulation class:

3

Protection class of housing:

IP 65
(when using corresponding
screwed fittings)

Explosion protection to

EN 50020 and EN 50014
II 2 (1) G EEx ia IIC T6

4

GENERAL TECHNICAL DATA FOR THE I/O BOX TYPE
8642 WITH PROFIBUS PA CIRCUIT

NOTE

The I/O Box Type 8642 fulfils the regulations of the EMC law:

Resistance to interference

EN 50082-2

Transmitted interference

EN 50081-2