Connecting The Communication Interfaces - Wilo Stratos MAXO Notice De Montage

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6.4 Connecting the communication
interfaces
142
Electrical connection
Observe all warnings in the "Electrical Connection" section!
Make sure that all power supplies of the pump and connected communication inter-
faces, especially that of SSM and SBM, are switched off!
Fig. 31: Open module cover
1. Loosen the screws of the module cover.
2. Remove the module cover and carefully put it to one side.
3. Unscrew the required number of screw plugs (M16x1.5) with the tool.
4. Undo the required number of shield clamps (see notice).
5. Screw in the threaded cable gland M16x1.5 and tighten with a torque of 2.5 Nm.
6. Strip communication cables to the required length.
7. Push the nut of the threaded cable gland over the cable and insert the cable into
the internal seal ring of the threaded cable gland and under the shield clamp.
8. Spring clips: Open WAGO "Cage Clamp" by pressing it with a screwdriver and guide
the stripped lead into the terminal.
9. Fasten communication cables using shield clamps (see notice).
10. To ensure strain relief, tighten the nut of the threaded cable gland with a torque of
2.5 Nm.
11. Push the module cover forward into the grooves using the guide bars, close cover
and fasten with screws.
NOTICE
• Remove the internal sealing ring of the M16x1.5 threaded cable gland when in-
stalling cables with a diameter ≥ 5 mm.
Position the cable shielding on only one end of the cable to prevent circulating cur-
rent in the event of potential difference via the communication cable!
To loosen the leads: Open the WAGO "Cage Clamp" spring clip! Then pull out leads!
External interfaces
▪ Analogue IN (purple terminal block)
▪ Digital IN (grey terminal block)
▪ Wilo Net (green terminal block)
▪ SSM (red terminal block)
▪ SBM (orange terminal block)
WILO SE 2018-11