Module Configuration
MVI56-DH485R
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ControlLogix Platform
User Manual
DH485 Interface Module for Remote Chassis
ProSoft Technology, Inc.
Page 27 of 97
August 27, 2009
2.3.4 Token Hold Factor
Range 0 to 31
Enter the number of transmissions (plus retries) that a node holding a token can
send onto the data link each time that it receives the token. Enter a value
between 0 and 31. The default is 1.
2.3.5 Response Timeout
Range 1 to 50
This parameter sets the number of 100 millisecond time intervals to wait for a
response to a request from the module. If the module does not receive the
response with in the time period specified, a timeout condition will be set for the
command.
2.3.6 Status DB Offset
Range -1 to 3980
This parameter sets the location of the status data for the port in the module’s
internal database. If the parameter is set to -1, the data is not placed in the
database. If a valid value is entered, the module’s status data will be placed in
the database starting at the location indicated.
2.3.7 Command Error DB Offset
Range -1 to 3900
This parameter sets the location of the command error list data for the port in the
module's internal database. If the parameter is set to -1, the data is not placed in
the database. If a valid value is entered, the module's error list data will be placed
in the database starting at the location indicated.
2.3.8 CIF Read DB Offset
Range -1 to 7500 (Only even values)
This parameter sets the starting byte location in the module's database where the
CIF file Read will be placed. This data is passed from CIF memory area to the
set location in the module's database. If this parameter is set to -1, no CIF read
data will be utilized. When the CIF Read Area is disabled (CIF Read DB Offset =
-1) or CIF Read Count = 0, the Debug menu shows this parameter as 65535.
2.3.9 CIF Read Count
Range 0 to 242
This parameters sets the number of bytes to transfer from the CIF file to the
database. The CIF write count will be calculated as (244 - CIF Read Count)
