- Compact & Expandable: Space-saving base units with compatible connections for expansion modules (up to 24 Digital I/O, 8 Analog I/O).
- User-Friendly Programming: Simple PC software (LOGO!Soft Comfort) with FBD/LD, drag-and-drop, simulation, and testing.
- Integrated Display: Parameterizable backlit display, operator panel, and memory for local control & monitoring.
- Ethernet Connectivity: Connects to other LOGO! devices, SIMATIC panels, PCs, and supports web servers for remote access.
- Cloud & IoT Ready (LOGO! 8.4+): Built-in cloud connectivity (AWS, Azure, Alibaba) and Open MQTT for remote monitoring, data logging, and IoT solutions.
- Functionality: Predefined function blocks for timers, counters, pulse edge evaluation, analog functions, etc..
- Versatile Applications: Automates lighting, energy management, HVAC, small machinery, and offers remote access for various industries.
- Energy Efficiency Focus: Features integrated energy management for monitoring and optimizing power use.

LOGO!
LOGO! is a versatile compact controller that helps you solve numerous automation tasks. Additional modules and a wide range of communication options make LOGO! a compelling solution for almost every conceivable application. LOGO! is compact, smart, flexible – and now even comes with a direct line to the cloud.
- Building Automation: HVAC, lighting control, alarm systems, energy efficiency, and access control for homes or small buildings.
- Industrial Control: Automating small machines, packaging lines, conveyors, and sorting systems.
- Water Management: Controlling pumps, irrigation, and monitoring water levels.
- Renewable Energy: Optimizing solar panel tracking and small wind turbine functions.
- Agriculture/Greenhouses: Managing irrigation, temperature, and humidity.
- Supply Voltage
- Multiple versions available:
- 12 / 24 V DC
- 24 V AC/DC
- 115–230 V AC/DC
- Inputs (Onboard)
- 8 digital inputs
- Some models support up to 4 inputs configurable as analog inputs (0–10 V)
- Outputs (Onboard)
- 4 digital outputs
- Available as:
- Transistor outputs (0.3 A current)
- Relay outputs (up to 10 A resistive load)
- Memory
- 400 program memory blocks
- Communication
- Integrated Ethernet interface on all basic units
- Latest 8.4 series supports cloud connectivity via open MQTT communication
- Display
- Basic models:
- Integrated display with 6 lines × 16 characters
- Parameterizable backlight colors: white, orange, and red
- Pure models:
- No display
- Dimensions
- Approx. 71.5 mm (W) × 90 mm (H) × 60 mm (D)
- Designed for 35 mm DIN rail mounting
- Operating Temperature
- Extended temperature range: −20°C to +55°C



