Wiring Rules; Pinout Of The Profibus-Dp Terminal Connection - Siemens SIMATIC ET 200L Manual

Wiring
3.3

Wiring Rules

Rules for Wiring The table below shows you what you must observe when wiring the terminal
block and the supplementary terminal.
Table 3-2

Pinout of the PROFIBUS-DP Terminal Connection

Rules for ...
Suitable cable cross-sections:
Solid cables
Flexible cables
S
Without wire end ferrule
S
With wire end ferrule
Number of cables per connection
Max. diameter of cable insulation
Insulation stripping length of the cables
S
Without insulation collars
S
With insulation collars
Wire end ferrule in accordance
with DIN 46228
S
Without insulation collars
S
With insulation collars
2
– 0.25 to 1.0 mm
2
– 1.5 mm
Blade with of the screwdriver
Tightening torque for connecting cables
(not applicable to spring terminals)
Ground connection
* Without insulation collars
Terminal Block To wire the terminal block (screw-type terminal), proceed as follows:
with Screw-Type
1. Strip the insulation of the wires down to 11 mm.
Terminal
2. Connect the conductors. Begin on the left under the terminal block.
3. Screw the ends of the cables onto the terminal block with a tightening
3-8
Spring Terminal
0.14 to 1.5 mm
0.14 to 1.5 mm
1 or combination of 2 cables to a total of 1.5 mm
Shape A; up to 12 mm long
Shape E; up to 12 mm long
Shape E; 12 mm long
–
up to 6 mm
torque of 0.5 Nm. Tighten the screws on the unwired terminals as well.
Terminal block
Screw-Type Terminal
2
(for PI connection: 2.5 mm
2
(for PI connection: 2.5 mm
2
0.14 to 1.5 mm
2
in one wire end fer-
rule
∅ 3.1 mm
∅ 3.8 mm for 2.5 mm
2
7 to 11 mm
7 to 11 mm
Shape A; up to 12 mm long
Shape E; up to 12 mm long*
Shape E; 12 mm long*
3.5 mm (cylindrical design)
0.4 to 0.7 Nm
2
in cable lug for M4 screw
ET 200L Distributed I/O Device
EWA-4NEB 780600902-05
2
)
2
)