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Burkert Type 8690 User Manual

Page 7

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7

Basicsafetyinstructions

general hazardous situations.
To prevent injury, ensure:

▶ In the potentially explosion-risk area the Pneumatic Control Unit

Type 8690 may be used only according to the specification on the

separate approval sticker. For use observe the additional instruc-

tions enclosed with the device together with safety instructions

for the explosion-risk area.

▶ Devices without a separate approval sticker may not be used in a

potentially explosive area.

▶ that the system cannot be activated unintentionally.

▶ Installation and repair work may be carried out by authorized

technicians only and with the appropriate tools.

▶ After an interruption in the power supply or pneumatic supply,

ensure that the process is restarted in a defined or controlled

manner.

▶ The device may be operated only when in perfect condition and

in consideration of the operating instructions.

▶ The general rules of technology apply to application planning and

operation of the device.

To prevent damage to property of the device, ensure:

▶ Do not feed any aggressive or flammable media into the pilot air

port.

▶ Do not feed any liquids into the pilot air port.

▶ When unscrewing and screwing in the transparent cap, do not

hold the actuator of the process valve but the connection housing

of Type 8690.

▶ Do not put any loads on the housing (e.g. by placing objects on

it or standing on it).

▶ Do not make any external modifications to the device housings.

english

Type 8690