Siemens 7ML19985AB01 Manuel D’Utilisation
OCM-3 LAYOUT
board A
board B
display
board
board
Hazardous voltage present on transducer terminals during operation.
dc terminals shall be supplied from SELV source in accordance
with IEC 1010-1 Annex H.
with IEC 1010-1 Annex H.
Relay contact terminals are for use with equipment having no accessible
live parts and wiring having insulation suitable for at least 250 V.
live parts and wiring having insulation suitable for at least 250 V.
The maximum allowable working voltage between
adjacent relay contacts shall be 250 V.
adjacent relay contacts shall be 250 V.
All field wiring must have insulation suitable for at least 250 V.
14
OCM III
7ML19985AB01