SM500F
Field mountable paperless recorder 7 Configuration
126 IM/SM500F Rev. Z
7.11.1 Client Authorization
Note. The following parameters are displayed only if 'Implementation' (see page 125) is set to
'Modbus TCP Client'.
Set the poll rate in milliseconds – min. 0, max. 3600000.
Set the number of successive polls permitted to fail before the data is
marked as a failed input – min. 0, max. 4.
Set the timeout time in milliseconds for a single poll – min. 0, max. 60000.
Note. If any RTU devices connected through a gateway are polled, set a
response time that is long enough to allow for the normal turn around time
from these devices. The configuration allows for only one setting for all
devices connected to the network.
Note. This tab is displayed only if only if 'Implementation' on the 'Modbus TCP' tab is set to 'Modbus
TCP Server' or 'Disabled' – see page 125.
Select the maximum number of simultaneous TCP/IP connections
permitted:
Unrestricted – any Modbus TCP Client device is permitted to poll the
recorder.
1 (to 6) – only the Modbus TCP client device(s) whose IP
address(es) is(are) entered in the 'Authorized IP 1' (to
'Authorized IP 6') parameter(s) (below) is(are) permitted
to poll the recorder.
Note. Displayed only if 'TCP Client Access'
is not set to 'Unrestricted'.
Enter the IP address(es) of the Modbus TCP Client (Modbus Master)
device(s) that is(are) permitted to poll the recorder for data.
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