Model

KV-DN20

Type

DeviceNet® unit

Communication protocol

Compliant with DeviceNet®

Transmission specifications

Transmission rate

500 kbps, 250 kbps, 125 kbps

Transmission media

5 dedicated cables (2 for signal system, 2 for power supply, 1 for shield line)

Connection topology

Multidrop method

Max. cable length

Thick cable: 500 m 1640.4′ (Transmission speed: 125 kbps), 250 m 820.2′ (Transmission speed: 250 kbps), 100 m 328.1′ (Transmission speed: 500 kbps)
Thin cable: 100 m 328.1′ (All transmission speeds)

Maximum number of connected nodes

64 (including master, slave, configurator)

Master mode

Connected pieces per network

Max. 64

Type of communication

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

Type and size of assigned devices

Relay or data memory (indicated per block) max. size (per block)
[For relaying: Input 64 ch, Output 64 ch; For data memory: Input 200 words, Output 200 words] × 2 blocks

Assignment method of device

Auto configuration (Fixed or assigned with front end) and manual assignment

Slave connection pieces per unit

Max. 63

Maximum number of I/O per slave

Input: 2048 points (128 words), Output: 2048 points (128 words)

Data length of message communication

Sending: 106 bytes, Receiving: 110 bytes

Slave mode

Connected pieces per network

Max. 64

Type of communication

I/O communication (Poll) Explicit message communication

Type and size of assigned devices

Relaying or data memory, Max. size for relay: Input 64 ch, Output 64 ch; For data memory: Input 128 words, Output 128 words

Internal current consumption

Internal circuit: 24 VDC, 45 mA or less (supplied by CPU unit), Communication circuit: 24 VDC 25 mA or less (supplied by communication connector)

Weight

Approx. 150 g