Siemens LOGO 8 — micro-PLCs for small-scale automation
Siemens LOGO is a compact micro-PLC line for small automation tasks without a full-size industrial controller. The Siemens PLC catalog has 21 models: LOGO 8 (13), LOGO 8 Basic (4), LOGO 8 Pure (4). Supply: 12/24V DC, 24V DC, 100–240V AC, 230V AC.
Basic vs Pure
Basic — with display and web server. Pure — no display, lower cost. Both programmed via free LOGO! Soft Comfort (FBD).
Applications
- Smart home. Lighting, blinds.
- Pump stations. Alternation, dry-run protection.
- HVAC. Schedule or sensor-based control.
- Greenhouses. Auto-irrigation, heating.
- Gate automation. Limit switches, anti-crush.
Expansion
Base: 8 DI + 4 DO. Up to 4 DM/AM modules (max 24 DI + 16 DO). Expansion modules.
LOGO 8 vs S7-1200
LOGO 8 — up to 24 I/O, no PID needed. For 40+ I/O, Profinet, SCADA — S7-1200.
Warranty and delivery
24-month warranty. Nova Poshta delivery. Orders before 14:00 ship same day.