Siemens S7-1500 - Page 40

Wiring SIMATIC TOP connect to the I/O modules
5.2 Note on connecting digital I/O modules
SIMATIC TOP connect for S7-1500 and ET200MP
40 Manual,
Terminal module assignment for 1-wire connection
Front view of terminal
module, 1-wire connection
Terminal assignment
Top row, terminals for:
• 2 x M for ground potential
④
• Bit 0; 2; 4; 6
①
Bottom row, terminals for:
• 2 x L+ for positive potential
③
• Bit 1; 3; 5; 7
②
Terminal module assignment for 3-wire connection
Front view of terminal
module, 3-wire connection
Terminal assignment
Top row, terminals for:
• Bits 0 to 7
①
Middle row, terminals for:
• M potential (all bridged internally)
②
Bottom row, terminals for:
• L+ potential (all bridged internally)
③
See also
Note on connecting the 2 A output module (Page 41)
Documentation guide (Page 9)