ELECTRICAL CONNECTIONS
4
65
IFC 300
www.krohne.com
06/2009 - 4000069802 - MA IFC 300 R03 en
4.11.3 Basic inputs/outputs
Current output active (HART
®
), basic I/Os
•
U
int,nom
= 24 VDC nominal
•
I
≤
22 mA
•
R
L
≤
1 k
Ω
Current output passive (HART
®
), basic I/Os
•
U
int,nom
= 24 VDC nominal
•
U
ext
≤
32 VDC
•
I
≤
22 mA
•
U
0
≥
1.8
•
R
L
≤
(U
ext
- U
0
) / I
max
CAUTION!
Observe connection polarity.
Figure 4-25: Current output active I
a
Figure 4-26: Current output passive I
p
.book Page 65 Wednesday, June 10, 2009 4:20 PM