5
General hazardous situations.
To▶prevent▶injuries:
▶
▶
In▶a▶potentially▶explosive▶area,▶the▶device▶may▶be▶used▶only▶in▶accor-
dance▶with▶the▶specification▶on▶the▶type▶label.▶For▶the▶use,▶observe▶
the▶supplementary▶instructions▶manual▶enclosed▶with▶the▶device▶with▶
safety▶instructions▶for▶the▶explosion-risk▶area.
▶
▶
The▶enclosed▶UL▶instructions▶must▶be▶followed▶in▶the▶UL▶area.
▶
▶
Do▶not▶carry▶out▶any▶external▶or▶internal▶modifications▶and▶do▶not▶
subject▶the▶device▶to▶mechanical▶loads▶(e.g.▶by▶placing▶objects▶on▶
it▶or▶standing▶on▶it).▶
▶
▶
Secure▶the▶device▶against▶unintentional▶activation.
▶
▶
Only▶trained▶technicians▶may▶perform▶installation▶and▶maintenance▶
work.
▶
▶
The▶ valves▶ must▶ be▶ installed▶ in▶ accordance▶ with▶ the▶ regulations▶
applicable▶in▶the▶country.
▶
▶
After▶an▶interruption▶in▶the▶power▶supply,▶ensure▶that▶the▶process▶is▶
restarted▶in▶a▶controlled▶manner.
▶
▶
Observe▶the▶general▶rules▶of▶technology.
4
SYSTEM DESCRIPTION
4.1 General description
The▶pivoted▶armature▶valves▶are▶direct▶acting▶2/2▶or▶3/2-way▶solenoid▶
valves▶in▶a▶wide▶variety▶of▶circuit▶functions▶and▶models.▶Solenoid▶system▶
and▶ media▶ chamber▶ are▶ separated▶ from▶ one▶ another▶ by▶ a▶ separating▶
diaphragm▶system.▶The▶valves▶are▶fast▶acting▶and▶have▶a▶long▶service▶life.
Type▶0121▶▶
▶2/2▶or▶3/2-way▶solenoid▶valve,▶socket▶connection
Type▶0330▶▶
2/2▶or▶3/2-way▶solenoid▶valve,▶socket▶connection
Type▶0331▶▶
2/2▶or▶3/2-way▶solenoid▶valve,▶flange▶connection
Type▶0332▶▶
▶Bistable▶2/2▶or▶3/2-way▶solenoid▶valve▶▶
with▶2▶coil▶windings,▶socket▶connection
Type▶0333▶▶
▶Bistable▶2/2▶or▶3/2-way▶solenoid▶valve▶▶
with▶2▶coil▶windings,▶flange▶connection
Type▶0124▶▶
▶2/2▶or▶3/2-way▶solenoid▶valve,▶socket▶connection
Type▶0125▶▶
▶2/2▶or▶3/2-way▶solenoid▶valve,▶flange▶connection
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