User Manual

2/4
Installation and operating instructions IFC 020
U
ext
≤ 30 V DC/≤ 24 V AC
I
max
≤ 6 mA
87
Control input E
passive
(IFC 020 E only)
RS 485 Interface
For connection and
operation of the
Krohne RS 485
Interface,
see Section 6.2.
6
5
Status output S
passive
U
ext
≤ 30 V DC/≤ 24 V AC
I
max
≤ 150 mA
(incl. pulse output P)
Status output S
active
with and without current output I
U
int
≤ 15 V DC
from current output
I
max
≤ 3 mA
Operation with
current output
I
max
≤ 23 mA
Operation without
current output
Load
Load