Getting Started
Part No.: 4417584_Rev12 Configuration Manual
CIU 888 3 - 97
Allowed Unit IDs This indicates the Unit Id (Unit Identifier) list for which
Modbus TCP/IP server should respond. Modbus
requests with any other Unit Id apart from that config-
ured here would be ignored and not responded by the
Modbus TCP/IP server.
Example: 1,2,3,4,5
Multiple Unit IDs are separated by commas.
Field Scan enable This would enable / disable the Modbus TCP Server on
the ethernet port.
0 - Modbus TCP/IP server disabled
1 - Modbus TCP/IP server enabled
Field Scan IP address The IP address of a CIU 888 TCP/IP host port
Field Scan port number The IP port number for the modbus host port (which is
502 by default).
Turn around delay Ensite Pro com port turn around delay.
0-65535 msec
This entity, stored in the global area of a site database,
is for internal use only.
Ensite Pro will not download this entity to any CIU.
Time-out CIU Prime FieldPort time-out.
0-65535 msec
CIU 888
EGDS Device Message parameter. With the message
timeout the time to receive data from the device that will
be called can be set. This timeout can be set in millisec-
onds. If the site server (EGDS) sends a
Retries This entity was originally defined for the number of
retries on the FieldPort.
However the software of the CIU has implemented dif-
ferently. Imagine a tank, with number of retries set to
five, does not answer. This tank will decrease the scan
performance
Communication fail delay When a field communication fail occurs it is possible to
maintain last valid scan data in the CIU 888 database
during a configurable amount of time.
Minimum time to mask a field communication fail: 0 sec
(delay mechanism disabled).
Maximum time to mask a
Data fail delay When a field data fail occurs it is possible to maintain
last valid scan data in the CIU 888 database during a
configurable amount of time.
Minimum time to mask a field data fail: 0 sec (delay
mechanism disabled).
Maximum time to mask a field data fail:
OPC UA server enable This setting would enable / disable the OPC UA Server
on the CIU 888's ethernet port (FTEA / FTEB).
0 - OPC UA server is disabled
1 - OPC UA server is enabled
Parameters Configuration options
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