Safety Precautions For Emc-Compliant Installation - Honeywell SDC Service Manual

SDC / DHC
EN2H-0221GE51 R0812
2.6

Safety precautions for EMC-compliant installation

Mains lines and sensor/data bus lines must be installed separate
from each other. A minimum of 2 cm space must be present
between the lines. It is permissible to cross lines.
a Mains 230 V AC
b Data bus line 12 V AC
For control devices with their own mains connection, separate
installation of mains and sensor/bus lines must absolutely be
ensured. If cable ducts are used, they are to be provided with cut-
off bridges.
Safety instructions
x 15 cm
y 2 cm
15