Type 2921

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6.

Product design and assembly

6.1. Product features

Note

More detailed information can be found in the operating instructions Type 2921 .

Position indicator

When the valve is opened (turn the handwheel anti-clockwise), the

yellow position indicator becomes visible.

Handwheel

Position indicator

Interlock (optional)

The valve can be secured against unintentional or unauthorized

operation.

For this purpose, a lock pin can be pressed down and turned.

The locking pin has a hole (Ø 3.8) and can be secured with a

padlock.

Lock pin

Closed position

Open position

Stroke limitation (optional)

Both the minimum and the maximum position of the valve can be

adjusted via an adjustment sleeve. The handwheel can be removed

for this purpose.

Screw on handwheel

Square

Adjusting sleeve