Burkert Type 8691 - Manual (Page 9)

9
Basicsafetyinstructions
3 Basic safeTy insTrucTiOns
These safety instructions do not make allowance for any
• contingencies and events which may arise during the installation, operation and maintenance of the devices.
• local safety regulations – the operator is responsible for observing these regulations, also with reference to the
installation personnel.
Danger!
risk of injury from high pressure in the equipment/device.
▶ Before working on equipment or device, switch off the pressure and deaerate/drain lines.
risk of electric shock.
▶ Before working on equipment or device, switch off the power supply and secure to prevent reactivation.
▶ Observe applicable accident prevention and safety regulations for electrical equipment.
general hazardous situations.
To prevent injury, ensure:
▶ In the potentially explosion-risk area the control head Type 8691 may be used only according to the specification
on the separate approval sticker. For use observe the additional instructions 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 on 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 body casing or the transparent cap, do not hold the actuator of the pro-
cess valve but the connection housing of Type 8691.
▶ 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. Do not paint the housing parts or screws.
english
Type 8691