Specifications

Integrating FB20 in the PLC program
01.00|FB20|en
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• bio_1_kom_io = communication status
The communication is OK if a 1/True signal is present. If this is
not the case, the hardware configuration must be checked.
– Settings of the E/A addresses,
– Settings at the SFC14/15 and at the address pointers with
cycle time.
– Furthermore, the Profibus and the electrical system of the
drive must be checked.
• rei_sm_zt_max_kom = communication check time
The maximum permissible communication time should be en-
tered in it. If the time has been set too small or too large, many
malfunctions may occur or a communication/malfunction may
be detected too late. A time value of 0.3 seconds would be a
good value.