1-4 EB 8384-3 EN
Safety instructions and measures
1.1 Notes on possible severe personal injury
DANGER
!
Risk of fatal injury due to the ignition of an explosive atmosphere.
Incorrect installation, operation or maintenance of the positioner in potentially explosive
atmospheres may lead to ignition of the atmosphere and ultimately to death.
Î Thefollowingregulationsapplytoinstallationinhazardousareas:EN60079-14
(VDE0165,Part1).
Î Installation, operation or maintenance of the positioner must only be performed by
personnel who has undergone special training or instructions or who is authorized
to work on explosion-protected devices in hazardous areas.
Î Readthespecialinstructionsconcerningexplosionprotection(seesection1.4).
1.2 Notes on possible personal injury
WARNING
!
Crush hazard arising from moving parts on the valve.
Control valves contain moving parts (actuator and plug stem), which can injure hands or
ngersifinsertedintothevalve.
Î Do not touch any moving valve parts while the control valve is in operation.
Î Before performing any mounting or installation work on the positioner, put the control
valve out of operation by disconnecting and locking the supply air and control signal.
Î Do not impede the movement of the actuator and plug stem by inserting objects into
the yoke.
Incorrect electrical connection will render the explosion protection unsafe.
Î Adhere to the terminal assignment.
Î Do not undo the enameled screws in or on the housing.
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