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3.4.2
Guards
Direct access to hazardous parts or areas of the unit is restricted by the unit cover. The cover may only be
removed for the purpose of maintenance or repair works and shall be replaced prior to taking the unit back
into operation. The unit cover is fixed by four M5 screws.
The electrical terminal area is accessible after removing the back cover. For opening/closing of the
fasteners an AF8 wrench is required.
2
Fig. 4:
Guards
1 Unit body
2 Access bushing for electric terminal block
3 Removable back cover
3.4.3
Caution Labels
Danger spots on the unit are indicated in correspondence to German safety regulation BGV A8 "Sicherheits-
und Gesundheitsschutzkennzeichnung am Arbeitsplatz".
Caution labels on the unit must be easily readable at all times. Illegible caution labels must be exchanged
immediately.
Fig. 5:
Caution labels on the unit
3
1
1
