This is the operating manual for the Feedback Head / Control Head Robolux from Bürkert Werke GmbH & Co. KG. It covers usage instructions, safety information, product structure, technical specifications, etc.
This manual provides detailed operating instructions for Bürkert’s Type 8685 feedback head and Type 8686 control head, designed for mounting on pneumatic actuators. It covers safety, installation, electrical and pneumatic setup, control functions, maintenance, and troubleshooting. The device supports RV50, RV70, and RV110 actuator sizes and includes AS-Interface variants. Safety warnings and technical specifications are included for proper use and compliance.
| Ambient Temperature | 0 – +55 °C |
|---|---|
| Degree of Protection | IP65/IP67 |
| Operating Altitude | up to 2000 m above sea level |
| Relative Air Humidity | max. 90% at 55 °C (non condensing) |
| Actuator Stroke Range (RV50) | 6 mm |
| Actuator Stroke Range (RV70) | 9.5 mm |
| Actuator Stroke Range (RV110) | 13.5 mm |
The ambient temperature must not exceed +55°C or drop below 0°C.
These devices are designed to be mounted on pneumatic actuators of valves Type 2036 for the control of media.
The device is designed exclusively for integrated mounting on an actuator of the diaphragm valve Type 2036 in sizes RV50, RV70, RV110.
The permitted ambient temperature must not exceed +55 °C.