Technical data

42
HB EML3020 A-(en)LevelWave LR01
• Put the cover on the housing and push it down.
• Turn the cover clockwise until it is fully engaged.
• Tighten the lock screw.
4.2.2 Remote version
For more electrical installation data, refer to Compact version on page 40.
Figure 4-4: How to close the terminal compartment cover
Terminals for electrical installation
Figure 4-5: Terminals for electrical installation
1 Grounding terminal in the housing (if the electrical cable is shielded)
2 Current output -
3 Current output +
4 Location of the external grounding terminal (on the wall support)
INFORMATION!
Electrical power to the output terminal energizes the device. The output terminal is also used for
HART
®
communication.
CAUTION!
• Use the applicable electrical cables with the cable glands.
• Make sure that the power supply does not have a current more than 5 A or that there is 5 A-
rated fuse in the electrical circuit that energizes the device.
• Make sure that the polarity of the power supply is correct. If the polarity is incorrect, you will
not cause damage to the device but the device will not operate.