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