ALTUS Nexto NX3004 User Manual

4. Configuration
70
Limitations
IEC 60870-5-104
Servidor
Devices per
instance
3
Simultaneous
requests per
instance
3
Simultaneous
requests per
device
1
Table 4-27. Protocol Server IEC 60870-5-104 Limits
Notes:
Devices per instance: Quantity of client devices, of type control center, supported for each protocol
Server IEC 60870-5-104 instance. The limit informed might be smaller because of the CPU total
limits (check Table 4-24).
Simultaneous requests per instance: Quantity of request tha can be received simultaneously by
each instance of Server protocol.
Simultaneous requests per device: Quantity of request tha can be received simultaneously of each
IEC 60870-5-104 Client device..
ATTENTION:
The communication drivers IEC 60870-5-104 Server are available from the version 1.6.0.11 of
Nexto Series CPU. In the same way to use this feature it is necessary the version 3.00 ou higher of
MasterTool IEC XE.
Protocol Behavior x CPU State
Table 4-28 shows in detail the behavior of each configurable protocol in Nexto Series CPUs in every
state of operation.
Protocol
Type
CPU operational state
STOP
RUN
After
download,
before
application
starts
After the
application
goes to
STOP
(PAUSE)
After an
exception
Non
redundant
or Active
Redundant
in Stand-by
After a
breakpoint
in MainPrg
MODBUS Symbol
Slave/Server






Master/Client






MODBUS
Slave/Server






Master/Client






SOE (DNP3)
Outstation






IEC 60870-5-104
Server






EtherCAT
Master




NA

OPC
Server






SNTP
Client






HTTP
Server






SNMP
Agent






EtherNet/IP
Scanner




NA

Adapter




NA

Table 4-28. Protocol Behavior x CPU State

ALTUS Nexto NX3004 Specifications

General

Brand	ALTUS
Model	Nexto NX3004
Category	Processor
Language	English