8
Basic safety instructions
Type 3281
3
BASIC SAFETY INSTRUCTIONS
These safety instructions do not take into account any unforeseen circumstances and events which occur
during installation, operation and maintenance. The operator is responsible for observing the location-spe-
cific safety regulations, also with reference to personnel.
Risk of injury due to high pressure and escaping medium.
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Switch off the pressure before working on the system or device. Vent or empty the lines.
Risk of injury from electric shock.
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Before working on the system or device, switch off the power supply and secure to prevent reactivation.
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Observe any applicable accident prevention regulations and safety regulations for electrical devices.
Risk of burns or fire from hot device surfaces due to prolonged operation.
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Keep the device away from highly flammable substances and media.
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Only touch the device when wearing protective gloves.
General dangerous situations.
To prevent injuries, observe the following:
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Do not use Device key 3281 in areas where explosions are possible.
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Do not to subject the housing to mechanical stress.
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Do not make any internal or external changes to the device. Do not paint housing parts or screws.
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Avoid the use of the motor valve in an environment of strong magnetic fields.
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Secure the device against unintentional activation.
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Only trained technicians may carry out installation and maintenance work.
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Following an interruption in the power supply, ensure that the process is restarted in a controlled
manner.
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Observe the general rules of technology.
NOTE
Electrostatically sensitive components and assemblies.
The device contains electronic components that are susceptible to the effects of electrostatic discharging
(ESD). Components that come into contact with electrostatically charged persons or objects are at risk. In
the worst-case scenario they will be destroyed immediately or will fail after start-up.
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Observe the requirements of EN 61340-5-1 for minimising or avoiding the possibility of damage caused
by sudden electrostatic discharge.
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Do not touch electronic components when the supply voltage is connected.
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