Parameterization and configuration
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6.2.1.11 Format Signal 80: Control word 2, Encoder (STW2_ENC)
Control word STW2_ENC controls the PLC control mechanism and transmits the control-related sign-
of-life to the measuring system:
Unsigned16
Control by PLC (no support in compatibility mode)
0: cyclic I/O data of measuring system are not valid,
except for sign-of-life function
-> No position data are output via the signal G1_XIST2
-> Control word G1_STW is disabled
1: Control via the interface,
cyclic I/O data of measuring system are valid
-> Position data can be output via the signal G1_XIST2
-> Control word G1_STW is enabled
Control - sign of life
Required in synchronous applications. The control increments the 4-bit
counter in each cycle of the control application. Valid values are 1 to 15, the
value 0 means error. You can set how many errors on the part of the control
are tolerated by the measuring system via the parameter Tolerated sign-
of-life faults in V3.1 compatibility mode, see page 48.
6.2.1.12 Format Signal 81: Status word 2, Encoder (ZSW2_ENC)
Status word ZSW2_ENC displays the PLC control mechanism and transmits the slave-related sign-of-
life to the control. Bit 3 and Bit 7 indicate a general error or a general warning. Parameter PNU 65001
can be used to output a detailed error message or warning message.
Unsigned16
Error present, see Chapter “Error (PNU 65001.02)“ on Page 59
0: no error occurred
1: General error occurred. Will be reset automatically if the error no longer
exists.
Warning present, see Chapter “Warnings (PNU 65001.04)“ on Page 59
0: No Warning occurred
1: Warning occurred. Will be reset automatically if the cause for the warning
no longer exists.
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