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SITRANS F Ultrasonic flowmeters FST030 (Modbus)
Operating Instructions, 08/2017, A5E37367739-AC
31
Connecting
5
This chapter describes how to wire up the transmitter for operation with a sensor.
●
Preparing for the connections (Page 42)
●
Connecting channels 2 to 4 (Page 44)
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Connecting the power supply (Page 48)
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Connecting Modbus (Page 43)
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Connecting channels 5 and 6 (Page 47)
●
Finishing the transmitter connection (Page 49)
For connection of the sensor, see the relevant sensor Installation Manual.
5.1
Basic safety notes
5.1.1
Missing PE/ground connection
WARNING
Missing PE/ground connection
Risk of electric shock. May cause death or serious injury.
Depending on the device version, connect the power supply as follows:
•
Power plug: Ensure that the used socket has a PE/ground conductor connection. Check
that the PE/ground conductor connection of the socket and power plug match each
other.
•
Connecting terminals: Connect the terminals according to the terminal connection
diagram. First connect the PE/ground conductor.
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