KROHNE IFC 110 Converter User Manual
Page 22
Sect. 2.6
Part A System installation and start-up
22
IFC 110 F
05/2003
{
Current output I
active
|
Current output I
active
with automatic
range change BA
without external change-over relay
}
Current output I
passive
~
Forward/reverse flow meausrement (F/R mode)
(see Sect. 6.8 passive/active
for pulse and current outputs (P and I
active
)
operation
without external change-over relay
selectable with internal power supply
Electronic totalizers must be connected as shown in
E or external power supply U
ext.
the connection diagrams for pulse output P on the
following
page.
U
ext.
15 - 22 V DC 22 - 32 V DC
R
i
0 - 500
Ω
0 - 800
Ω
Pulse output A1 active
Pulse output A1 passive
for electromechanical totalizers (EMC)
for electromechanical totalizers (EMC)
R
i
≥ 160 Ω
U
ext.
≤ 32 V DC / ≤ 24 V AC I ≤ 10 mA
I
≤ 100 mA
oder umschaltbar auf
U
ext.2
≤ 32 V DC I ≤ 200 mA
R
i
15 - 500
Ω
R
i
15 - 500
Ω
low range
high range
R
i
15 - 500
Ω
reverse
flow
forward
flow
reverse
flow
forward
flow