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[B] Parameters for Addressing Block Tags |
This Driver allows reading data from Blocks or from Block Elements and writing to Block Elements. Users cannot write to full Blocks. The writing must be always performed by Elements.
B1 |
Number of a slave number. Use the value 900 for a broadcast address |
B2 |
Number of a channel. The default value is 0 (zero) |
B3 |
Category of data or function type. For more information, please check the next table |
B4 |
Number of the index of the first Element of a Block Tag |
To communicate with REJ-525 relays, add the value 5000 to the B1 parameter. For example, to address the slave REJ-525 with number 3 (three), configure the B1 parameter with the value 5003.
Categories of data retrieved by Block Tags
Value |
Description |
|---|---|
0 |
Data input (I) |
1 |
Data output (O) |
2 |
Configuration of values (S) |
3 |
Internal variables (V) |
4 |
Memory data (M) |
8 |
Last events (L). This option uses a Block with the Elements Date and Time, Number of a Channel, and Code of an Occurrence's Cause |
10 |
Last events from the backup buffer (B). This option uses a Block with the Elements Date and Time, Number of a Channel, and Code of an Occurrence's Cause |
13 |
Reads conditions from events in internal variables (V), with the first Element transformed into date and time |
100 |
Tag for automatic scanning of events |