Connecting The Measuring Unit; Terminal Assignment; Connecting The Transmitter - Endress+Hauser Proline Prosonic Flow 93C Operating Instructions Manual

Wiring
!
#
30
4.3

Connecting the measuring unit

Field instruments can be connected to the FOUNDATION Fieldbus in two ways:
• Connection via conventional cable gland → Chap. 4.3.2
• Connection using prefabricated fieldbus connector (option) → Chap. 4.3.3
4.3.1

Terminal assignment

Note!
The electrical characteristic quantities are listed in the "Technical data" section.
Terminal No. (inputs/outputs)
Order version 20 (+) / 21 (–)
93***-***********G -
93***-***********K -
1)
With integrated reverse polarity protection
4.3.2

Connecting the transmitter

Warning!
• Risk of electric shock. Switch off the power supply before opening the device. Do not install or
wire the device while it is connected to the power supply. Failure to comply with this precaution
can result in irreparable damage to the electronics.
• Risk of electric shock. Connect the protective ground to the ground terminal on the housing
before the power supply is applied (not required for galvanically isolated power supply).
• Compare the specifications on the nameplate with the local supply voltage and frequency. The
national regulations governing the installation of electrical equipment also apply.
1. Remove the cover of the connection compartment (a) from the transmitter housing.
2. Feed the power supply cable (b) and fieldbus cable (d) through the corresponding cable entries.
3. Carrying out the wiring:
– Wiring diagram → ä 31
– Terminal assignment → ä 35
4. Screw the connection compartment cover (a) back onto the transmitter housing.
Proline Prosonic Flow 93C FOUNDATION Fieldbus
22 (+) / 23 (–) 24 (+) / 25 (–)
- -
- -
1)
26 = FF +
1)
27 = FF –
FOUNDATION
Fieldbus Ex i
FOUNDATION
Fieldbus
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