Electrical Connection; Connection Conditions - Endress+Hauser Liquiphant FTL64 Operating Instructions Manual

Liquiphant FTL64
 Does the measuring device conform to the measuring point specifications?
For example:
• Process temperature
• Process pressure
• Ambient temperature range
• Measuring range
 Are the measuring point number and labeling correct (visual inspection)?
Is the measuring device adequately protected against precipitation and direct sunlight?
 Is the device properly secured?
5

Electrical connection

5.1

Connection conditions

5.1.1 Cover with securing screw
In the case of devices for use in the hazardous area, the cover is sealed by a securing screw.
NOTICE
If the securing screw is not positioned correctly when the cover is screwed closed, the
cover cannot provide secure sealing.
‣
Before unscrewing the cover, make sure that the securing screw does not protrude too far
over the edge of the cover. Loosen the securing screw with a maximum of 2 turns.
‣
Pay attention to the position of the securing screw when screwing the cover closed.
 15 Cover with securing screw
Endress+Hauser
2 x
Electrical connection
A0039520
17