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3-2
Remote I/O Allocations
3-2-1
I/O Allocations
The DST1-series Safety I/O Terminals internally store I/O data. Connection paths can be set using the Net-
work Configurator to allocate I/O data for the Master Unit. Be sure to set the required connection paths.
3-2-2
I/O Data
The DST1-series Safety I/O Terminals store the following data.
•
SAFE: The Controller can use this information in safety-related functions.
•
NON-SAFE: Additional information that must not be relied on for safety functions.
Data
Input
Safety Input Data
data
SAFE
Combined Safety
Input Status
SAFE
Individual Safety
Input Status
SAFE
Combined Safety
Output Status
SAFE
Individual Safety
Output Status
SAFE
Muting Lamp
Status
SAFE
Safety Output
Monitor
NON-SAFE
Individual Test
Output Status
NON-SAFE
General Status
Data
NON-SAFE
46
Description
Indicates the ON/OFF status of each input terminal.
•
ON: 1
•
OFF: 0
An AND of the status of all input terminals.
•
All terminals are normal: 1
•
An error has been detected in one or more input terminals: 0
Indicates the status of each input terminal.
•
Normal: 1
•
Error: 0
An AND of the status of all output terminals.
•
All terminals are normal: 1
•
An error has been detected in one or more output terminals: 0
Indicates the status of each output terminal.
•
Normal: 1
•
Error: 0
ndicates the status when terminal T3 is configured as the muting lamp output.
•
Normal: 1
•
Error: 0
Monitors the outputs of the safety output terminals.
•
ON: 1
•
OFF: 0
Indicates the status of each of the test output terminals.
•
Normal: 1
•
Error: 0
Bit 0 Safety Input Power Status Flag
0: Input power supply ON
1: Input power supply OFF
Bit 1 Safety Output Power Status Flag
0: Output power supply ON
1: Output power supply OFF
Bit 2 Network Power Voltage Drop Flag
0: Normal (higher than set monitor value)
1: Error (same as or lower than set monitor value
Bit 3 Unit Maintenance Flag
0: Within range (lower than set monitor value)
1: Over range (same as or higher than set monitor value)
Bit 4 Reserved
Bit 5 Combined I/O Port Status Flag
0: Normal (all I/O points normal)
1: Error (one or more I/O point error)
Bit 6 Operation Time Exceeded Flag
0: Within range (all I/O values are lower than set monitor value)
1: Over range (one or more value is same as or higher than set value)
Bit 7 Connected Component Maintenance Flag
0: Within range (all I/O points are lower than set monitor value)
1: Over range (one or more I/O point is same as or higher than set mon-
itor value)
Section 3: Configuration
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Troubleshooting
