The devices described below are approved for use in the potentially explosive
atmospheres of zones 1, 2, 21, and 22.
If temperatures >40 °C are to be expected at the valve flange or the valve stem (e.g.
due to hot media), please consult AUMA. Temperatures > 40 °C are not considered
with regards to the non-electrical explosion protection.
Other applications require explicit (written) confirmation by the manufacturer.
The following applications are not permitted, e.g.:
●
Industrial trucks according to EN ISO 3691
●
Lifting appliances according to EN 14502
●
Passenger lifts according to DIN 15306 and 15309
●
Service lifts according to EN 81-1/A1
●
Escalators
●
Continuous duty
●
Buried service
●
Continuous underwater use (observe enclosure protection)
●
Potentially explosive areas of zones 0 and 20
●
Potentially explosive areas of group I (mining)
●
Radiation exposed areas in nuclear power plants
No liability can be assumed for inappropriate or unintended use.
Observance of these operation instructions is considered as part of the device's
designated use.
These operation instructions are only valid for the “clockwise closing” standard
version, i.e. driven shaft turns clockwise to close the valve. For “counterclockwise
closing” version, a supplement must be observed in addition to these operation
instructions.
1.3. Warnings and notes
The following warnings draw special attention to safety-relevant procedures in these
operation instructions, each marked by the appropriate signal word (DANGER,
WARNING, CAUTION, NOTICE).
Indicates an imminently hazardous situation with a high level of risk. Failure
to observe this warning results in death or serious injury.
Indicates a potentially hazardous situation with a medium level of risk. Failure
to observe this warning could result in death or serious injury.
Indicates a potentially hazardous situation with a low level of risk. Failure to
observe this warning could result in minor or moderate injury. May also be
used with property damage.
Potentially hazardous situation. Failure to observe this warning could result
in property damage. Is not used for personal injury.
Safety alert symbol warns of a potential personal injury hazard.
The signal word (here: DANGER) indicates the level of hazard.
1.4. References and symbols
The following references and symbols are used in these instructions:
Information
The term Information preceding the text indicates important notes and information.
6
SAEx 07.2 – SAEx 16.2 / SAREx 07.2 – SAREx 16.2 Control unit: electronic (MWG)
Safety instructions ACExC 01.2 Non-Intrusive Profinet
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