Safety instructions
Device− and application−specific safety instructions
2
l
12
EDSMF2178IB EN 3.0
2.2 Device− and application−specific safety instructions
ƒ During operation, the communication module must be securely connected to the
standard device.
ƒ With external voltage supply, always use a separate power supply unit, safely
separated in accordance with EN 61800−5−1 in every control cabinet (SELV/PELV).
ƒ Only use cables that meet the given specifications. (¶ 26)
, Documentation of the standard device, control system, and plant/machine
All the other measures prescribed in this documentation must also be
implemented. Observe the safety instructions and application notes contained
in this manual.
2.3 Residual hazards
Protection of persons
ƒ If controllers are connected to phase−earthed system with a rated mains voltage
³ 400 V, external measures need to be implemented to provide reliable protection
against accidental contact. (see chapter "4.2", ^ 18)
Device protection
ƒ The communication module contains electronic components that can be damaged
or destroyed by electrostatic discharge.
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