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Range of
Parameter
values
Miscellaneous
Parameter is
0
not used
Enable auto-
0 – 1
matic restart of
the device
Restart time,
5 – 7200
min
Enable restart
mode automati-
0 – 1
cally only when
there are no
connections
MODBUS ex-
ception code
0 – 255
generated when
access is
denied
MODBUS
exception code
0 – 255
generated
when there is
no response
Parameter is
0
not used
MODBUS
exception code
generated if
0 – 255
there is no con-
nection to query
addressee
Enable RS-485
0 – 1
slave mode
First MODBUS-
1 – 255
identifier of
RS-485
Last MODBUS-
1 – 255
identifier of
RS-485
Connection to remote server of MODBUS TCP
IP-address of
IP- address
remote server
Port of the
0 – 65535
remote server
connection
Time to wait for
0 –
response from
remote server,
60 000
ms
Standby time to
repeated con-
0 – 240
nection to the
remote server,
ms
Table 5.8 Continued
EM-481
Factory
setting
0
It is not used; it should be equal to 0 for compatibility.
0 - the periodic restart is disabled;
1
1 - the device is restarted after a specified period of time.
120
Used when automatic restart is enabled.
It is used when automatic restart is enabled:
0 - the device is restarted after a specified period of time since
1
the start;
1 - the device is restarted after a specified period of time since
the last transmission via Ethernet or GSM networks.
0 - if the access to MODBUS registers is denied, the
response to the client is not returned;
1
1 - 255 - if you deny access to the client who sent the
request, this exception code is returned;
0 - if there is no response from the addressee (Gateway
Timeout), the response to the client is not returned;
11
1 - 255 - if there is no response from the request recipient, this
exception code is returned to the client.
0
It is not used; it should be equal to 0 for compatibility.
0 – If there is no connection to the query addressee (Gateway
Path Unavailable), response is not returned to the client;
10
1 – 255 – if there is no connection to the query addressee,
this exception code is returned to the client;
0 – Master mode: RS-485 is used to send queries;
1 – Slave mode: RS-485 is used to receive queries from
0
additional client;
Parameters define a range of MODBUS identifiers used for
1
RS-485.
In the master mode the queries with addresses in this range
(and also the broadcast ones with address 0) are sent via
RS-485.
255
In the slave mode the queries with addresses in this range
(and also the broadcast ones and the queries to EM-481
address) are received via RS-485.
It is used when enabling redirection of queries to MODBUS
192.168.0.
TCP remote server. IP-address of the remote server
112
wherewith connection is maintained.
It is used during redirection of queries to the remote server.
502
The remote server port is for MODBUS TCP connection.
It is used during redirection of queries to the remote server.
1000
After the query transfer, if the correct response failed to be
received within this time interval, response waiting is stopped.
It is used during redirection of queries to the remote server.
20
After connection with the server is lost, the repeated
connection will be performed after preset standby time.
18
-
-
Description
Address
575 – 629
630
631
632
633
634
635
636
637
638
639
640 – 643
644
645
646
NOVATEK-ELECTRO
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