KROHNE IFC 300 Converter EN - Manual (Page 102)

4
ELECTRICAL CONNECTIONS
102
IFC 300
www.krohne.com 08/2010 - 4000069803 - MA IFC 300 R04 en
HART ® connection passive (Multi-Drop operation)
• I: I
0%
≥ 4 mA
• Multi-Drop mode I: I
fix
≥ 4 mA = I
0%
• U
ext
≤ 32 VDC
• R ≥ 230 Ω
Figure 4-70: HART ® connection passive (I
p
)
1 Basic I/O: terminals A- and A
2 Modular I/O: terminals C- and C
3 HART
® communicator
4 Other HART ® - capable devices