6 post-connection check, Post-connection check – FMC Corporation - Talstar 80 Benutzerhandbuch
Seite 35
Proline Promass 80 PROFIBUS PA
Wiring
35
4.6
Post-connection check
Perform the following checks after completing electrical installation of the measuring device:
Device condition and specifications
Notes
Are cables or the device damaged (visual inspection)?
-
Electrical connection
Notes
Does the supply voltage match the specifications on the nameplate?
85 to 260 V AC (45 to 65 Hz)
20 to 55 V AC (45 to 65 Hz)
16 to 62 V DC
Do the cables comply with the specifications?
PROFIBUS PA
Sensor cable
Do the cables have adequate strain relief?
-
Cables correctly segregated by type?
Without loops and crossovers?
-
Are the power supply and signal cables correctly connected?
See the wiring diagram inside
the cover of the terminal
compartment
Are all screw terminals firmly tightened?
-
Are all cable entries installed, firmly tightened and correctly sealed?
Cables looped as "water traps"?
Are all housing covers installed and firmly tightened?
-
Electrical connection of PROFIBUS
Notes
Are all the connecting components (T-boxes, junction boxes, connectors, etc.)
connected with each other correctly?
-
Has each fieldbus segment been terminated at both ends with a bus terminator?
-
Has the max. length of the fieldbus cable been observed in accordance with the
PROFIBUS specifications?
Has the max. length of the spurs been observed in accordance with the PROFIBUS
specifications?
Is the fieldbus cable fully shielded and correctly grounded?