5.2.4.
Terminal compartment: close
Figure 21: Close terminal compartment
[1]
Cover (illustration shows type of protection Ex e)
[2]
Screws for cover
[3]
O-ring
[4]
Blanking plugs
[5]
Cable gland (example)
[6]
Connection frame
1.
Clean sealing faces of cover [1] and connection frame [6].
2.
For Ex plug/socket connector designed as KES flameproof: Preserve joint sur-
faces with an acid-free corrosion protection agent.
3.
Check whether O-ring [3] is in good condition, replace if damaged.
4.
Apply a thin film of non-acidic grease to the O-ring and insert it correctly.
Flameproof enclosure, danger of explosion!
Risk of death or serious injury.
→
Handle cover and housing parts with care.
→
Joint surfaces must not be damaged or soiled in any way.
→
Do not jam cover during fitting.
5.
Fit cover [1] and fasten screws [2] evenly crosswise.
5.3.
External earth connection
Figure 22: Earth connection for part-turn actuator
27
SQEx 05.2 – SQEx 14.2 / SQREx 05.2 – SQREx 14.2 Control unit: electronic (MWG)
ACExC 01.2 Non-Intrusive Modbus TCP/IP
Electrical connection
Summary of Contents for SQEx 05.2
Page 91: ...91 AUMA worldwide...
