Programmable Logic ControllerKV-7000 series

KV-DN20

DeviceNet™ Unit

SPECIFICATIONS

Select Language

Model

KV-DN20

Communication protocol

Conforms to DeviceNetTM

Cable connection

Multi-drop method

Transmission speed

500 kbps, 250 kbps, 125 kbps

Transmission medium

Dedicated 5-wire cable (2 signal wires, 2 power supply wires, 1 shielding wire)

Maximum trunkline cable length

Thick cable: 500 m (when the transmission speed is 125 kbps), 250 m (when the transmission speed is 250 kbps), 100 m (when the transmission speed is 500 kbps)
Thin cable: 100 m (at all transmission speeds)

Maximum number of connectable nodes

64 (including the master, slaves, and configurator)

Master mode

Number of units that can be connected on a network

64 maximum

Communication type

I/O communication (Poll, Bit-Strobe, COS, Cyclic), Explicit message communication

Assigned device type and size

Maximum (per block) relay and data memory (specified in terms of blocks) size: relay: 64 channels × 2 blocks for input and 64 channels × 2 blocks for output, data memory: 200 words × 2 blocks for input and 200 words × 2 blocks for output

Device assignment method

Auto configuration (fixed assignment or forward assignment) and manual assignment

Number of slaves that can be connected per unit

63 maximum

Maximum number of inputs/outputs per slave unit

Input: 2,048 (128 words), output: 2,048 (128 words)

Message communication data length

Transmission: 106 bytes, reception: 110 bytes

Slave mode

Number of units that can be connected on a network

64 maximum

Communication type

I/O communication (Poll), Explicit message communication

Assigned device type and size

Maximum relay and data memory size: relay: 64 channels for input and 64 channels for output, data memory: 128 words for input and 128 words for output

Internal current consumption

Internal circuit: 45 mA or less,communication circuit: 25 mA or less

Weight

approx 150g

For visitors who viewed this page

    • PLC/HMI User Support

    Latest / Most Downloaded

      • General Catalogue Request
      • Trade Shows and Exhibitions
      • eNews Subscribe

      Controls