SIEMENS LOGO! MODULES

Siemens Logo! Logic module

Overview

• The space-saving basic versions
• Interface for the connection of expansion modules, up to 24 digital inputs, 20 digital outputs, 8 analog inputs and 8 analog outputs can be addressed
• All basic units with integrated web server
• Enclosure width 72 mm (4 U)
• All basic units with Ethernet interface for communication with LOGO! 8, LOGO! TDE, SIMATIC Controllers, SIMATIC Panels and PCs
• Use of standard micro SD cards

Design

• Ethernet port
• Relay outputs with max. 10 A output current
• Integrated display field with parameterizable backlight (6 x 16 characters, 3 background colors).
• Integrated operator control panel.
• Integrated EEPROM memory for control program and setpoint values.
• Optional standard micro CF cards
• Integral real-time clock with automatic summer/winter time switchover.
• Backup of the integrated real-time clock for 20 days.
• 8 digital inputs, 4 digital outputs.
• 4 inputs as analog inputs in 12/24 V DC variants (0 to 10 V); inputs can also be used digitally.
• 4 inputs can be used for high-speed counting up to 5 kHz (DC versions only).
• Interface for the connection of expansion modules, up to 24 digital inputs, 20 digital outputs, 8 analog inputs and 8 analog outputs can be addressed.
• Connection of the LOGO! TDE text display via Ethernet.

Function

• Integrated basic and special functions:
  
  • Basic logic functions:
    AND, OR, NOT, NAND, NOR, XOR, positive/negative pulse edge evaluation.
  • Special functions:
    ON delay, latching ON delay, OFF delay, impulse relay, locking relay, counter (forward/backward), time switch, interval time-delay relay, operating hours counter, trigger, asynchronous pulse generator, year time switch, comfort light switch function, random generator, staircase light switch function as per DIN 18015-2, edge-triggered interval time-delay relay, combined ON/OFF delay, analog comparator, analog trigger, analog delta trigger, analog watchdog, analog amplifier, text and variable display, shift register, soft key function, PI controller, ramp function, analog multiplexer, PWM function, analog arithmetic function, function for detecting errors in the analog arithmetic function.
• 400 function blocks can be interlinked
• Up to 64 bit memories
  (including restart bit memory, bit memory for controlling the backlight of the integral display and the LOGO! TDE text display, bit memory for switching between 2 parameterizable character sets in the message text).
• Integrated retentivity.
• Password protection.
• Additional know-how protection with the optional micro CF card.

• Data logging to internal memory or micro CF card (up to 20 000 records)
• Macros (user-defined functions) for LOGO! Soft Comfort
• 64 open terminals
• 4 8-bit shift registers
• Extended diagnostic functions