Teach Function (Calibrating The End Position) - Burkert 8691 Manuel D'utilisation

10.5. Teach function (calibrating the end position)
The teach function can be used to automatically determine and read in the end positions of the valve.
For the bus variant AS-Interface, the teach function can also be started via the bus protocol.
Danger!
risk of electric shock!
• Before reaching into the system, switch off the power supply and secure to prevent reactivation!
• Observe applicable accident prevention and safety regulations for electrical equipment!
necessary requirements:
Before you can actuate the teach function, you must
• mount the control head on the actuator,
• connect the supply voltage,
• connect the compressed-air supply and
• pilot valve OFF (D0 = 0).
Procedure:
→
Open the control head: turning the transparent cap anti-clockwise.
→
The key in recess for actuating the teach function keep pressed for approximately 5 seconds.
→
Only for control heads without pilot valve:
When yellow pilot valve LED is lit, move actuator to upper end position.
When yellow pilot valve LED goes out again, move actuator to lower end position.
noTe!
damage or malfunction due to penetration of dirt and humidity!
To ensure protection class IP65 / IP67:
• Screw the transparent cap in all the way.
→
Close the device (assembly tool: 674077
The assembly tool (674077) is available from your Bürkert sales office.
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english
Type 8691
AS-Interface installation