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LCI40
Series IOM
4. eleCtriCal ConneCtionS
4.10.3 basic inputs/outputs
Current output active, basic i/os
•
U
int, nom
= 24 VDC nominal
•
I
≤
22 mA
•
R
L
≤
1 k
Ω
4.10 description of the inputs and outputs
Current Output Active I
a
Current output Passive, basic i/os
•
U
int, nom
= 24 VDC nominal
•
U
ext
≤
32 VDC
•
I
≤
22 mA
•
U
0
≥
1.8 V
•
R
L
≤
(U
ext
- U
0
) / I
max
Current Output Passive I
p
Caution
Observe connection polarity.
Pulse/Frequency output Passive, basic i/os
•
U
ext
≤
32 VDC
•
f
max
in the operating menu set to f
max
≤
100 Hz:
I
≤
100 mA
open:
I
≤
0.05 mA at U
ext
= 32 VDC
closed:
U
0, max
= 0.2 V at I
≤
10 mA
U
0, max
= 2 V at I
≤
100 mA
•
f
max
in operating menu set to 100 Hz < f
max
≤
10 kHz:
I
≤
20 mA
Open:
I
≤
0.05 mA at U
ext
= 32 VDC
Closed:
U
0, max
= 1.5 V at I
≤
1 mA
U
0, max
= 2.5 V at I
≤
10 mA
U
0, max
= 5.0 V at I
≤
20 mA
•
If the following maximum load impedance RL, max is
exceeded, the load impedance RL must be reduced
accordingly by parallel connection of R:
f
≤
100 Hz: R
L, max
= 47 k
Ω
f
≤
1 kHz: R
L, max
= 10 k
Ω
f
≤
10 kHz: R
L, max
= 1 k
Ω
•
The minimum load impedance R
L, min
is calculated as
follows:
R
L, min
= (U
ext
- U
0
) / I
max
•
Can also be set as a status output; for the electrical
connection refer to status output connection diagram
information
Compact and field housing
versions: Shield connected via
the cable terminals in the terminal
compartment.
Any connection polarity.
Pulse/Frequency Output Passive Pp
