Pulse output p, For electronic counters, For electronic totalizers – KROHNE TIDALFLUX IFM 4110 PF EN User Manual
Page 18
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18
* Shielded cables must be used to prevent radio interference at pulse output frequencies > 100 Hz.
for frequencies
≤
1 kHz
U
ext.
≤
32 V DC /
≤
24 V AC
I
≤
30 mA
R = 1 – 10 k
Ω
P
R
≥
U
ext
2
/ R
for frequencies > 1 kHz
U
ext.
= 24 V DC / AC
R
i EC
≥
100 k
Ω
I
30 mA
18 mA
R
560
Ω
1 k
Ω
P
R
0.5 W
0.35 W
U
EC
16 V
18 V
Pulse output P
active
for electronic counters
P
P
D1
D
⊥
D2
C1
C
⊥
C2
I+
I-
A1
A
⊥
A2
E+
E-
000
∑
∑
R2
R1
+
*
*
P
P
D1
D
⊥
D2
C1
C
⊥
C2
I+
I-
A1
A
⊥
A2
E+
E-
000
∑
∑
R
+
*
*
for frequencies
≤≤ 1 kHz
for frequencies > 1 kHz
R1 = 1 k
Ω
/ 0.5 W
I
≤
20 mA
R
i EC
> 100 k
Ω
R2 / 0.2 W
10 k
Ω
1 k
Ω
270
Ω
U
EC,max
22 V
12 V
5 V
R = 1 k
Ω
/ 0.35 W
P
P
D1
D
⊥
D2
C1
C
⊥
C2
I+
I-
A1
A
⊥
A2
E+
E-
000
∑
∑
_
∼∼
R
I
*
Pulse output P
passive
for electronic totalizers
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