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Siemens
TX-I/O PROFINET BIM V1.0
CM110564en_02
Building Technologies
Parameters
23.09.2010
4.4.4
Enabling Local Override
Parameter for enabling/disabling the module key Up/Down for the "Local override"
function.
The general switching behavior (for enabled local overriding) is defined as follows:
Switch from automatic to local override (manual):
The current process value is valid until a new manual command is issued.
Switch from local override to automatic:
The automatic process value becomes valid once the Profinet I/O controller
writes a new value.
Possible values
Description
Selected Enabled
Not selected
Disabled
4.4.5
Local Override Mode
Parameter for defining the type of 'local override' signal.
A logical '1' is usually interpreted as 'active'. However, it is possible for migrations
to interpret a logical '0' as 'active'.
The following assignments apply here:
Value
Input
Local override
Active 1
Active
Inactive 0 Active
Active 0
Inactive
Inactive 1 Inactive
4.4.6
Process Data
BO value
LED
NO contact
NC contact
Active On Closed
Open
Inactive Off
Open Closed
The allocation of process data of binary output-configured channels is described in
'Process Data Channel Mapping' for the corresponding TX-I/O module.
If the TX-I/O BIM is in the status 'Masterdown', a backup value becomes valid
according to [BackupMode].
4.4.7
Channel Diagnosis
Alarm type
Cause / solution
Invalid
Check the module configuration and parameterization
No_Output
Operating voltage too low -> check the power
Definition,
addition
Switching behavior
Definition,
addition
Masterdown