Connecting The Device - Endress+Hauser Levelflex FMP51 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.
‣
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.
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Levelflex FMP51, FMP52, FMP54 PROFIBUS PA
4.
3.
5.
5.
A0012619
Endress+Hauser