ELECTRICAL CONNECTIONS
3
25
OPTIWAVE 5200 C/F
www.krohne.com
09/2014 - 4001906103 - AD IECEX OPTIWAVE 5200 R03 en
Remote (Field) version
Remote (Field) version
Remote (Field) version
Remote (Field) version
The signal cable (between the converter electronics and the probe end electronics) is supplied by
the manufacturer for IECEx applications. The signal cable cannot be changed by the user. For
more data, speak to the supplier.
Level transmitter with the 4...20 mA passive - HART output option
Figure 3-9: Electrical schematic for Ex d ia / Ex ia tb-approved equipment (with galvanic isolation)
Figure 3-10: Electrical schematic for Ex d ia / Ex ia tb-approved equipment (without galvanic isolation)
1
Galvanically-isolated power supply
2
Power supply
3
Resistor for HART
®
communication
4
Non-Ex zone
5
Ex zone
6
|U| < 13 V
7
Grounding wire - if the electrical cable is shielded (braided wire etc.)
Level transmitter with the FOUNDATION
™
fieldbus or PROFIBUS PA output option
Figure 3-11: Electrical schematic for Ex d ia / Ex ia tb-approved equipment with the FOUNDATION
™
fieldbus or
PROFIBUS PA output option
1
Approved barrier with entity parameters or FISCO power supply. For more data, refer to
Maximum intrinsically-safe
values for the electrical circuit
on page 21.
2
Non-Ex zone
3
Ex zone
4
Grounding wire. NOTE: Shielded electrical cable is mandatory for fieldbus output options.
