1 FUNCTIONS
1.6 BACnet Monitoring Function
145
1
Creation of a program
Create a program that reads data (monitored value) received from the access block for BACnet monitoring assigned to the
buffer memory.
■ Values to be stored to an access block for BACnet monitoring
For details on the format of access blocks for BACnet monitoring, refer to the following section.
Page 293 Format of access blocks for BACnet monitoring
■ Devices to be used
■ Program example
Offset
(Decimal address)
Name Value to be set
+0
(500)
CONTROL (No settings)
+1
(501)
STATUS (No settings)
+2
(502)
Data 4 (The data type of the PresentValue of an AnalogInput object is REAL.)
+3
(503)
(No settings)
+4 to +5
(504 to 505)
(No settings)
Device name Device Description
Data register D300 A device for storing received data
D302 A device for storing an error code
Buffer memory U0\G500 Refer to the following section.
Page 145 Values to be stored to an access block for BACnet monitoring
U0\G501
U0\G504
(0) When the value of the CONTROL is '1' (data reception), the received data is stored to D300.
'0' (idling) is stored to the Status to reset.
(11) When the value of the CONTROL is '2' (data error), an error code is stored to D302.
'0' (idling) is stored to the CONTROL to reset.
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