Microsens RS232 Especificações descarregar pdf (Página 8)

4 Port Industrial Device Server Manual page 8/36

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Cables

Ethernet Cables

The Device Server has standard Ethernet ports. According to the link type, the

MS655420 use CAT 3, 4, 5,5e UTP cables to connect to any other network device

(PCs, servers, switches, routers, or hubs). Please refer to the following table for

cable specifications.

Cable

Type

Max. Length

Connector

10BASE-T

Cat. 3, 4, 5 100-ohm

UTP 100 m (328 ft)

RJ-45

100BASE-TX

Cat. 5 100-ohm UTP

UTP 100 m (328 ft)

RJ-45

100BASE-TX/10BASE-T Pin Assignments

With 100BASE-TX/10BASE-T cable, pins 1 and 2 are used for transmitting data, and

pins 3 and 6 are used for receiving data.

Pin Number

Assignment

TD+

TD-

RD+

P.O.E. power input +

RD-

P.O.E. power input -

The Device Server supports auto MDI/MDI-X operation. You can use a straight-

through cable to connect PC to MS655420. The following table below shows the

10BASE-T/ 100BASE-TX MDI and MDI-X port pin outs.

Pin Number

MDI port

MDI-X port

TD+(transmit)

RD+(receive)

TD-(transmit)

RD-(receive)

RD+(receive)

TD+(transmit)

Not used

P.O.E. power input +

Not used

P.O.E. power input +

RD-(receive)

TD-(transmit)

Not used

P.O.E. power input -

Not used

P.O.E. power input -

Note: “+” and “-” signs represent the polarity of the wires that make up each wire pair.

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