Standard Items
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Item | Data Type | Description |
---|---|---|
DB[BlockNum]:B[0ffset] | UI1 | Data block Byte. Reads a single Byte starting with the offset specified. Example: DB1:B1, Read the Data Block Byte starting at offset 1 of Data Block number 1. |
DB[BlockNum]:X[Offset].[0-7] | BOOLEAN | Data block boolean. Reads a single bit index from the offset specified. Example: DB1:X1.0, Read the Data block bit in the first (0) position starting at offset 1 of Data Block number 1. |
DB[BlockNum]:W[Offset] | UI2 | Data block WORD. Reads two consecutive bytes as a WORD starting from the offset specified. Example: DB1:W2, Read the two-byte WORD starting at offset 2 of Data Block number 1. |
DB[BlockNum]:D[Offset] | UI4 | Data block DWORD. Reads four consecutive bytes as a DWORD starting from the offset specified. Example: DB1:D2, Read the four-byte DWORD starting at offset 2 of Data Block number 1. |
DB[BlockNum]:R[Offset] | R4 | Data block REAL. Reads four consecutive bytes as a REAL number starting from the offset specified. Example: DB1:R2, Read the four-byte REAL starting at offset 2 of Data Block number 1. |
PLC Counters and Timers
*Support for these data types are still in development. Not available for S7 1200/1500 model PLC's.
Item | Data Type | Description |
---|---|---|
C[Number] | UI2 | Counter. Example: C1, Read the Counter WORD at position 1 |
T[Number] | UI2 | Timer Example: T1, Read the Timer WORD at position 1 |
Extended Items
*Support for these functions are still in development. Time Sync not available for S7 1200/1500 model PLC's.
LastTimeSync
Date
Timestamp of the last time sync.
LastTimeSyncResult
I4
. |
TimeSync
I2