Atop-technology MB5001C User Manual Manual de usuario descargar pdf (Pagina 38)

User Manual Version 1.0

MB5001C series 1-port Modbus Gateway

B.2 Software Specifications

Item

Specifications

Protocol

 TCP/IP, UDP, HTTP, SNMP, ARP, Telnet, ICMP, BOOTP, DHCP

Configuration

 Configuration information for both TCP/IP and serial ports is kept in

the EEPROM.

 Configuration utilities of Windows 95/98/2000/NT/XP/2003 are

provided for configuring settings.

Internal Buffer Size

 TCP receiving buffer size = 8K bytes

 TCP transmitting buffer size = 16K bytes

 RS-232 or RS-485/RS-422 receiving buffer size = 4K bytes

 RS-232 or RS-485/RS-422 transmitting buffer size = 4K bytes

B.3 Panel Layout and Connector Pin Assignments

B.3.1 Pin Assignments

DB9 Pin Assignments

The pin assignments of DB9 connector on MB5001C are shown in the following table:

Pin#

RS-232

Full Duplex

for MB5001C Model

RS422/4-Wire RS-485

Full Duplex

for MB5001C Model

2-Wire RS-485

Half Duplex

for MB5001C Model

DCD

N/A

RXD

TXD+

N/A (reserved)

TXD

RXD+

DATA+

DTR

N/A

SG (Signal Ground)

DSR

N/A

RTS

RXD-

DATA-

CTS

TXD-

N/A (reserved)

N/A

Terminal Block Pin Assignments

The pin assignments of Terminal Block connector on MB5001C-Sis are shown in the following table:

Pin#

RS422/4-Wire RS-485

Full Duplex

For MB5001C-Sis

2-Wire RS-485

Half Duplex

For MB5001C-Sis

T+

T-

1 2 ... 33 34 35 36 37 38 39 40 41 42 43 44 45 46

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Atop-technology MB5001C User Manual Manual de usuario Pagina 38

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