Tcp/Ip; External I/O (Modbus Rtu Master); Iec 61850; Devicenet - Allen-Bradley Rockwell Automation 857 User Manual

7-14
Communications
Communication Protocols
(cont.)
857-UM001A-EN-P – July 2009

TCP/IP

Modbus TCP uses TCP/IP protocol. Also SetPointPS and SPA-bus
and DNP 3.0 communication can be directed via TCP/IP.
An external adaptor is designed for TCP/IP protocol.
Table 7.12 – TCP/IP Parameters
Parameter Value
IpAddr n.n.n.n
NetMsk n.n.n.n
Gatew default = 0.0.0.0
NameSv default = 0.0.0.0
NTPSvr n.n.n.n
Port 502 = default
Set = An editable parameter (password needed)

External I/O (Modbus RTU master)

External Modbus I/O devices can be connected to the device using
this protocol. (See "External Input/Output Module" in Chapter 9 for
more information).

IEC 61850

IEC 61850 protocol is available with the optional 61850 interface.
The protocol can be configured to transfer the same information
which is available with the IEC 103 protocol.

DeviceNet

The optional DeviceNet Communication Module is available and
provides full DeviceNet connectivity. A separate product document
provides the complete details for this feature.
Unit Description
Internet protocol address (set with
SetPointPS)
Net mask (set with SetPointPS)
Gateway IP address (set with
SetPointPS)
Name server (set with SetPointPS)
Network time protocol server (set
with SetPointPS)
0.0.0.0 = no SNTP
Port 502 is reserved for Modbus
TCP
Set
Set
Set
Set
Set
Set
Set