Connecting The Device - Endress+Hauser Levelflex FMP53 Brief Operating Instructions

Electrical connection
External overvoltage protection
HAW562 or HAW569 from Endress+Hauser are suited as external overvoltage protection.
For detailed information please refer to the following documents:
• HAW562: TI01012K
• HAW569: TI01013K
7.2

Connecting the device

WARNING
L
Explosion hazard!
‣
Comply with the relevant national standards.
‣
Observe the specifications in the Safety Instructions (XA).
‣
Only use the specified cable glands.
‣
Check whether the supply voltage matches the specifications on the nameplate.
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Before connecting the device: Switch the supply voltage off.
‣
Before switching on the supply voltage: Connect the potential bonding line to the exterior
ground terminal.
Required tools and accessories:
• For instruments with safety pin for the lid: AF 3 Allen key
• Wire stripping pliers
• When using stranded wires: Wire end sleeves.
1.
2.
1. Loosen the screw of the securing clamp of the connection compartment cover and turn
the clamp 90° counterclockwise.
2. Unscrew the connection compartment cover.
3. Push the cable through the cable entry. To ensure tight sealing, do not remove the
sealing ring from the cable entry.
22
Levelflex FMP53 FOUNDATION Fieldbus
5.
4.
5.
Endress+Hauser
3.
A0012619