Operating instructions Distance measuring device DL100 Pro – RS-422
Electrical connection
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© SICK AG • Subject to change without notice • 8014753/ZVZ7/2018-03-22
7 Electrical connection
7.1
Safety
Wrong supply voltage
ATTENTION!
Device damage from wrong supply voltage!
Incorrect supply voltage may cause damage to the device.
Therefore:
• Only operate the distance measuring device with a
protected low voltage and secure electrical insulation
of protection class III.
Work under voltage
ATTENTION!
Device damage or unintended operation by work under
voltage!
Working under voltage may cause unintended operation.
Therefore:
• Only perform wiring work in the powered down
condition.
• Line connections must only be established and
disconnected with the supply voltage switched off.
7.2
Wiring notes
ATTENTION!
Fault from improper wiring!
Improper wiring may cause malfunctions in operation.
Therefore:
• Only use shielded cables with twisted pair wires.
• Observe wiring notes.