Removing the valve block from the top-hat rail – Burkert Type 8644 User Manual

Page 54

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54

Installation

8.2.

removing the valve block from the top-hat rail

DANgEr!

risk of electric shock!

• Before reaching into the device or the equipment,

switch off the power supply and secure to prevent reactivation!

• Observe applicable accident prevention and safety regulations for electrical equipment!

The valve block of the AirLINE system Type 8644 is combined with the decentralized peripheral system ET200S
from Siemens.

The valve block is bolted securely onto the standard rail. Additional electrical modules / terminals can be aligned in
rows on the sides of the valve block.
procedure:

Detach the adjacent modules / terminals (if fitted).

Release the attachment of the valve block on the standard rail. To do this, turn the fastening screws all the way
counter-clockwise.

Lift the valve block vertically off the standard rail.

Figure 28:

Releasing the attachment of the valve block on the standard rail

There must be adequate space between valve block and predecessor module (power module ET200s :
PM-E DC 24V) > 6 mm

english

Type 8644

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