Installing and connecting
2.5 Connecting the field bus to the active field distributor AFS
Active field distributors AFD4, AFD4 (FM), AFD8 and AFS
24 Product Information, 02/2015, A5E03775304-AC
Table 2- 2 Terminal assignment on the active field distributor AFS
T1, T2 Main line to the FDC 157 couplers
- Data line
Y Line to the field devices (supply); the Y con-
nectors are provided for max. 2 bus lines, each
with a terminating resistor at the end of the line
- Data line
1. Prepare the bus cable.
2. Connect the bus cable:
– Open the field distributor.
– Connect the wires to the terminal block.
– Close the field distributor.
● Active field distributor is mounted and grounded.
● Cross-tip screwdriver size 4
● Open ring wrench 20 mm
● Screwdriver with 3 mm blade
● Small knife, diagonal cutter or FC stripping tool
● Bus cable (cable type A)
● Sealing plugs for unused connections (10), 6ES7157-0AG80-1XA1
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