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Making the electrical connections
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Connection point for protective earth
Indicates that a wrist ESD-bracelet shall be used when touching the
terminal and when modules are to be exchanged or inserted
Informs that the equipment must be connected to protective earth
before being energized
Warning label placed on all apparatuses/products, which are used on
voltages exceeding 50V ac/75V dc and where the degree of protec-
tion against ingression is lower than IP 20
Caution label. This part of the manual should be carefully read
Summary of Contents for 500 Series
Page 6: ... RQWHQWV ...
Page 32: ...26 Mounting methods and mounting details KDSWHU 7HUPLQDO GLPHQVLRQV DQG PRXQWLQJ DOWHUQDWLYHV ...
Page 46: ...40 Test switch modules for RED 521 KDSWHU 7HUPLQDOV ZLWK D WHVW VZLWFK PRGXOH ...
Page 72: ...66 Making the electrical connections KDSWHU OHFWULFDO FRQQHFWLRQV ...