This show a simple way to wire a set of 16 relays to a WAGO 750-1500 Digital Output Card
Part numbers for hardware:
1 x 2687-2142 (Power supply; Eco 2)
1 x 787-3861/108-020 (Electronic circuit breaker; 1-channel)
1 x 2006-8031 (Distribution terminal block, Grey)
1 x 2006-8034 (Distribution terminal block, Blue)
1 x 750-8001 (Basic Controller 100)
1 x 750 -1500 (16-channel digital output; 24 VDC; 0.5 A; Ribbon cable)
1 x 750-600 (End Module)
16 x 857-304 (Relay module)
2 x 857-981 (Interface adapter; 14-pole; High-side switching input)
1 x 706-7753/304-100 (System cable; for WAGO-I/O-SYSTEM)