User`s manual

4-15
4.2 Reading Demand/Response Flag
INP-TN5A0202-E
Continuous reading out (Command: 0002h)
Setting “0002h” for the system fi eld “reading demand fl ag” in the device memory setting area enables the temperature control
module parameters and the memory values entered as the monitor parameters to be read out periodically to the device memory
area data fi eld in the device memory. (Refer to “PLC communication inter-cycle time”
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about the periodical time)
PLC
(3) If completed reading out,
“0002h” will be set to the
reading response flag.
(2) Reading monitor value
at a constant period.
(1) If “0002h” is set for the reading
demand flag, reading command
will be sent at a constant period.
Temperature
control module
St.32
(When connected
max. units)
Temperature
control module
St.1
Reading data from each temperature control module
Monitor area
field
Monitor
value
Monitor
value
Device memory
Monitor area
System field
Data field
Setting area
System field
Data field
Programless
communication
module
Execute stop operation command
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, put the programless communication module reading demand into the standby
state in order to stop continuous reading out.
Internal monitor value for the programless communication module is also entered to the monitor area. The station number for
the programless communication module is “128”.
PointPoint