KROHNE IFC 210 E-EEx EN - Manual (Page 16)

Sect. 2.1 Part A System installation and start-up
IFC 210 E 05/2002
16
2
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Important:
In respect of EEx versions, pay regard to all directions marked with the symbol,
and also the information given in Sect. 6.1 and 13.
Only the EEx primary head may be installed in the hazardous area.
The signal converter must be installed outside the hazardous area!
2.1 Current output I
•
The current output is galvanically isolated from all input and output circuits.
•
Setting data and functions can note down in Section 3.3.
Please also refer to Sect. 3.2 Factory settings.
•
Typical current
output approx. 22-25 V DC positive
voltage of current output
current sink
chassis ground, current output
•
All operating data and functions can be set, see Sect. 4 and 5.6, Fct. 1.05 for operator control
•
The current output can also be used as an internal voltage source for the binary outputs and
inputs.
•
U
int
= 22-25 V DC I = 23 mA when operated without receiver instruments at the current
output
I = 3 mA when operated with receiver instruments at the current output
•
Connection diagrams, see Sect. 2.5: diagrams
c d e g i k l