Post-Installation Check; Wiring; Connection Instructions - Endress+Hauser OFTE20 Operating Instructions Manual

Point level switch
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Point level switch
4.4

Post-installation check

• Are the seals undamaged?
• Is the process connection securely tightened?
• Do the cable entries point downwards and are they tightened?
• Is the cover securely closed and the securing screw securely tightened?
5

Wiring

5.1

Connection instructions

WARNING
L
Danger! Electric voltage!
The entire connection of the device must take place while the device is de-energized.
CAUTION
L
Pay attention to additional information provided
The protective ground conductor must be connected before any other connection is
established.
Before commissioning the device, make sure that the supply voltage matches the voltage
specifications on the nameplate.
Provide a suitable switch or power-circuit breaker in the building installation. This switch
must be provided close to the device (within easy reach) and marked as a circuit breaker.
An overload protection element (rated current ≤ 10 A) is required for the power cable.
NOTICE
High temperatures can damage the cables and the device
Use cables that are suitable for temperatures 10 °C (18 °F) above the ambient temperature.
NOTICE
IP66 protection is not provided if the protection caps supplied are used for the cable
entries
The protection caps supplied are designed to protect against contamination during
transport and storage. Use a suitable dummy plug to seal any cable entry that is not used
during operation.
Wiring
13

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