Description

Mitsubishi PLC Q20UDEHCPU Universal CPU Ethernet Module

• Extended Product Type: PLC
• Product ID: Q20UDEHCPU
• Mitsubishi Type Designation: PLC

Description of Mitsubishi PLC Q20UDEHCPU Universal Module

Mitsubishi Universal Programmable Logic Controller (PLC) CPU / main unit – (MELSEC-Q Series (QnU)) – 200Ksteps / 800KBytes (Program) memory capacity – connection capacity 4096 x I/O points – with USB connector + RJ45 port (10/100Mbit Ethernet) – with Ethernet communication capability – Supply voltage 5Vdc (from dedicated Q-series P.S.U.) – Backplane / rack mounting

Specification of Mitsubishi PLC Q20UDEHCPU Universal Q CPU Module

• Primary brand: Mitsubishi Electric
• Main function: CPU unit
• Product series / family name: MELSEC-Q Series (QnU)
• Functions: Universal Programmable Logic Controller (PLC) CPU / main unit, I/O control system — Refresh system, Program execution type — Stored-program cyclic operation
• Supply voltage (DC): 5Vdc (from dedicated Q-series P.S.U.)
• Memory capacity: 130Ksteps / 520KBytes (Program)
  • 2048 points (Timers)
  • 1024 points (Counters)
  • 12288 points (Data registers)
  • 8192 points (Internal relays)
  • 8192 points (Latch relays)
  • 8192 points (Link relays)
  • 8192 points (Link register)
  • 2048 points (Annunciator)
  • 2048 points (Edge relays)
  • 2048 points (Link special relays)
  • 2048 points (Link special register)
  • 524288 points (File register)
  • 8192 points (Step relays)
  • 20 points (Index register / standard device register)
  • 10 points (32-bit ZR indexing)
  • 4096 points (Pointer)
  • 256 points (Interrupt pointer)
  • 2048 points (Special relays)
  • 16 points (Function input FX)
  • 16 points (Function input FY)
  • 5 points (Function register FD)
• Connection capacity: 4096 x I/O points
• Connection type: USB connector, RJ45 port (10/100Mbit Ethernet)
• Communication protocol: Ethernet
• Mounting mode: Backplane / rack
• Ambient air temperature for operation: 0…+55 °C
• Ambient air temperature for storage: -25…+75 °C
• Programming languages: Ladder diagram (LD) / Relay symbol language, Structured Text (ST), Logic symbolic language, Function Block Diagram (FBD), MELSAP3 (SFC), MELSAP-L
• Processing time: 0.0095μs / instruction (LD instruction) – 0.0000095 ms, 0.019μs / instruction (MOV instruction) – 0.000019 ms, 60μs / instruction (PC MIX value) – 0.060 ms, 0.057μs (Floating point addition) – 0.000057 ms
• Storage type: SRAM card, Flash card, ATA card
• Refreshing time: (Constant scan) 0.5-2000ms / 0.0005-2 s