6.5.4. Terminal compartment: close
Figure 40: 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, risk of explosion!
Risk of death or serious injury!
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Handle cover and housing parts with care.
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Joint surfaces must not be damaged or soiled in any way.
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Do not jam cover during fitting.
5. Fit cover [1] and fasten screws [2] evenly crosswise.
6.6. External earth connection
Figure 41: Earth connection for part-turn actuator
42
SQEx 05.2 – SQEx 14.2/SQREx 05.2 – SQREx 14.2 Control unit: electronic (MWG)
Electrical connection ACExC 01.2 Non-Intrusive Profibus DP