Authorized Use; Predictable Misuse; Restrictions - Burkert 8690 Manuel D'utilisation

2. auThOrized use
non-authorized use of the pneumatic Control unit type
8690 may be a hazard to people, nearby equipment and the
environment.
• The device is designed to be mounted on pneumatic actuators
of process valves for the control of media.
• Do not expose the device to direct sunlight
• Use according to the authorized data, operating conditions and
conditions of use specified in the contract documents and oper-
ating instructions. These are described in the chapter entitled
"5. Technical Data".
• The device may be used only in conjunction with third-party
devices and components recommended and authorized by
Bürkert.
• In view of the large number of options for use, before installa-
tion, it is essential to study and if necessary to test whether the
Pneumatic Control Unit is suitable for the actual use planned.
• Correct transportation, correct storage and installation and
careful use and maintenance are essential for reliable and fault-
less operation.
• Use the Pneumatic Control Unit Type 8690 only as intended.
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english
Type 8690

Authorized Use

2.1. predictable Misuse
• The Pneumatic Control Unit Type 8690 may be used in hazardous
explosive areas only in accordance with the ignition protection
class indicated on the identification plate of the ignition protection
classes.
• Do not feed any aggressive or flammable media into the pressure
supply connection.
• Do not feed any liquids into the pressure supply connection.
• Do not put any loads on the body (e.g. by placing objects on it or
standing on it).
• Do not make any external modifications to the device bodies.
2.2.

restrictions

devices which are designed for use in zone 2/22:
The user is responsible for protection class IP54 in accordance with
EN 60529 of this device.