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7. Electrical Connection
7.1. General
Attention! Ensure that the power ratings of your supply system are
in agreement with the power ratings of the flow meter.
•
Please ensure that the electric supply lines are not active.
•
Wire the connection cable/plug with the supply line according to the following
connection diagram.
•
We recommend a cross-sectional area of 0.25 mm² for the supply line.
Attention! A false level on plug connections may cause destruction
of unit’s electronics.
7.2. Evaluation electronics
Frequency output without Pt100
Plug connection(..F300; ..F320; ..F340; ..F390)
1
2
3
4
+Vs
Signal
Out
n.c.
GND
Plug connection (..F500; ..F520; ..F540; ..F590; ..K000)
brown:
+ V
S
blue:
GND
Black:
Signal
...S0000
...S000P
white:
+ Vs
brown:
+ Vs
green:
Signal
black:
Signal
brown:
GND
green-yellow:
GND/PT100-1
yellow:
PT100-2
