Networks

Mitsubishi Network Pyramid

Enterprise Level

Specifications

Ethernet (100base-TX)

Ethernet (10base-T)

Ethernet (10base-5)

Ethernet (10base-2)

Network Level

Enterprise

Enterprise

Enterprise

Enterprise

Architecture

Star (via hub)

Star (via hub)

Bus

Bus

Communications Media

Cat. 5 (UTP/STP)

Cat. 5 (UTP/STP)

via AUI transceiver

Coax

Transmission Speed

100Mbit/s

10Mbit/s

10Mbit/s

10Mbit/s

Number of Stations

Two levels of cascade connections via hubs

Four levels of cascade connections via hubs

100/segment

30/segment

Maximum Distance (m)

100/segment

100/segment

500/segment

185/segment

Remote I/O

N/A

N/A

N/A

N/A


Control Level

Specifications

CC-Link IE Control

CC-Link IE Field

MELSECNET/H

Network Level

Control

Control and Device

Control

Architecture

Loop

Bus/Loop/Star (via hub)

Bus/Loop

Communications Media

Fiber

Cat. 5

Fiber/Coax

Transmission Speed

1Gbit/s

1 Gbit/s

10/25Mbit/s (depends on module used)

Number of Stations

120

120

64 (fiber)/32 (coax)

Maximum Distance (m)

66,000

12,000

30,000 (fiber)/500 (coax)

Remote I/O

No

Yes

Yes

Note: MELSECNET/H is backwards compatible with MELSECNET/10. CC-Link IE was formerly known as MELSECNET/G.

Device Level

Specifications

CC-Link

DeviceNet

Profibus-DP

MODBUS/TCP

MODBUS/RTU

Network Level

Device

Device

Device

Device

Device

Architecture

Bus

Bus

Bus

Star (via hub)

Bus

Communications Media

STP

Thick/thin trunkline

STP

Cat. 5 (UTP/STP)

STP

Transmission Speed

10Mbit/s (all devices)

0.5Mbit/s

12Mbit/s (depends on devices used)

100Mbit/s

115kbps

Number of Stations

64

64

60

64

64

Maximum Distance (m)

1200/segment (extend up to 13.2km with repeaters)

500

1200

100

1200

Remote I/O

Yes

Yes

Yes

Yes

Yes

Sensor Level

Specifications

CC-Link/LT

AS-i

Network Level

Sensor

Sensor

Architecture

Bus

Star, bus or tree

Communications Media

Dedicated mechanically keyed cable

Transmission Speed

2.5Mbt/s

172kbit/s

Number of Stations

64

31

Maximum Distance (m)

700

100

Remote I/O

Yes

Yes