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VVX
3.1 Wiring
The pin assignment differs depending on the selected configuration of the device.
Pin assignment:
M12x1
Wire the connection cable according to your device version and the pin assignment
shown on the type plate.
Supply voltage:
+U
VVX
1
B
2
GND
3
4
5
3.1.1 VVX With Frequency Output
Flow
Push-Pull *
1
1
VVX
2
3
GND
4
*2
5
*1: Not at 5 V.
*2: Do not wire the push-pull switch outputs of multiple VVX devices in parallel.
*3: Recommended pull-up / pull-down resistance R
3.1.2 VVX With Temperature (Optional)
NTC / Pt 1000
1
VVX
2
R
Temp
3
4
ϑ
5
R
Temp
Technical changes reserved
Possible pin assignments:
Pin 1: +U
Pin 2: U
Pin 3: GND
Pin 4: Frequency • Alarm • IO-Link
Pin 5: U
M12x1
NPN Open Collector
1
VVX
2
3
R
2
4
R
1
5
R1 ≤ 47 Ω / R2 ≥ 10 kΩ
B
• I
• R
Flow
Flow
Temp
• R
• without
Temp
Temp
+U (≤+U
)
B
GND
*3
R
L
~5 kΩ.
L
NTC / Pt 1000 (only VVX15 / VVX20 / VVX25)
1
VVX
2
3
GND
4
ϑ
5
R
Temp
If Pin 2 has been assigned by another function.
Electrical Connection
• n.c. (not connected)
PNP Open Collector
1
VVX
2
GND
3
*3
R
L
4
5
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