KROHNE IFC 300 Converter EN - Manual (Page 165)

DESCRIPTION OF HART INTERFACE
9
165
IFC 300
www.krohne.com 08/2010 - 4000069803 - MA IFC 300 R04 en
9.3.1 Point-to-Point connection - analogue / digital mode
Point-to-Point connection between the signal converter and the HART ® Master.
The current output of the device may be active or passive.
1 Primary Master
2 FSK modem or HART
® modem
3 HART ® signal
4 Analogue display
5 Signal converter terminals A (C)
6 Signal converter terminals A- (C-)
7 Signal converter with address = 0 and passive or active current output
8 Secondary Master
9 Power supply for devices (slaves) with passive current output
10 Load ≥ 250 Ω (Ohm)