Assembling The Round-Sheath Ribbon Cable - Siemens S7-1500 Manual

Connecting
4.3 Connecting components
4.3.1

Assembling the round-sheath ribbon cable

Note
Connecting cable assembly is only required for round-sheath ribbon cables (16-pin and
2 x 16-pin).
Round cables are already assembled.
Maximum cable length
The length of the connecting cable (round-sheath ribbon cable) between the SIMATIC
controller and the terminal modules must not exceed 30 m.
Connecting the round-sheath ribbon cable to connectors
Note
Each connecting end of the round-sheath ribbon cable needs to be fitted with connectors for
connecting to the front connector module and the terminal module.
Follow the steps below for each of the ends.
1. Cut the round-sheath ribbon cable to the required length.
2. Remove part of the cable sheath at each end of the round-sheath ribbon cable.
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The maximum length is 30 m.
The table below sets out the length of sheathing to be removed.
Connection end
Top connector, front
connector module
Bottom connector,
front connector module
Terminal module
connector
1 x 16 wires
shielded/unshielded
Approx. 130 mm
Approx. 80 mm
Approx. 40 mm
2 x 16 wires, unshielded
Outer flat ribbon cable
Approx. 130 mm
100 mm
SIMATIC TOP connect for S7-1500 and ET200MP
Inner flat ribbon cable
Approx. 80 mm
100 mm
Manual,