Actuator Sizes M (70), N (90) And P (130) - Burkert 2100 Instructions De Montage

7.2. Actuator sizes M (70), N (90) and
P (130)
WARNING!
Risk of injury from forcibly ejected parts!
If this option is used
- with incoming medium flow over seat or
- for actuator size P (130) control function I and a
pilot pressure > 5 bar
there is a danger that parts of the device could be forcibly ejected
by strong opening impacts.
• Use the option with incoming flow under seat only.
• For actuator size P (130) with control function I, reduce the pilot
pressure to max. 5 bar.
7.2.1. Tasks before Installation
DANGER!
Risk of injury from high pressure!
• Before making alterations to the devices, switch off the pressure
and vent the lines.
→
Interrupt the flow of medium.
→
Switch off the pilot air.
→
Empty the valve body.
→
Unscrew the transparent cap Ⓐ from the actuator cover Ⓓ.
16
English
Types 2100, 2101, 2103
Option:Min,maxstrokelimit
DANGER!
Risk of injury from high pressure!
Without the transparent cap, the actuator blows freely upward
when the pilot pressure is applied to the wrong connection.
• Apply the pilot pressure for control functions A and I only on
connection 1.
→
Control functions A and I:
To remove the optical position indicator Ⓑ, move the actuator to
the upper end position: Apply the pilot pressure to connection 1
(one pressure pulse is sufficient for control function I).
→
Unscrew the optical position indicator Ⓑ from the spindle
extension Ⓔ.
→
Check the position of the O-ring Ⓒ and if necessary reposition it
on the base.
Fig. 7: Actuators M (70), N (90) and P (130)
A Transparent cap
B Optical position indicator
C O-ring
D Actuator cover
E Spindle extension
1
Connection