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Safety instructions

Device− and application−specific safety instructions

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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