KROHNE IFC 020 K Installation And Operating Instructions Manual page 65

A) Amplifier PCB
IC 13 DATAPROM (sensor),
see Sect. 8.4.
S1, S3 for "empty tube"
cut-out, see Sect. 6.3.
S2, S4 not used
S6, S7 for blanking off the bus
lead, KROHNE RS
485 interface,
Sect.6.2.
X3 2-pin plug connector,
pin 7 and 8,
field power supply,
see Sect. 7.5.
X5 5-pin plug connector,
pin 1-5, signal cable,
see Sect. 7.5.
B) Power supply PCB,
AC versions
F1 Power fuse. Ratings
see Section 8.2 or
Chapter 9
SW Voltage selector for
changing the voltage
see Section 8.3
Tr Transformer
IFC 020 K and IFC 020 F: Illustrations of the PCBs
7
X3
8
S2 S1
1
X5 2
3
4
S4 S3
5
Installation and operating instructions IFC 020
S7
S6
SW
Tr
F1
8.8
IC 13
8/8