5vacon • 20 PROFINET IO protocolLocal contacts: http://drives.danfoss.com/danfoss-drives/local-contacts/5.3.1.5 VACON®-specific Telegram 4 and its variantsUse these telegram types (table below) as a replacement for the OPT-CP option board, when using"Bypass mode".5.3.2 Telegram building blocks5.3.2.1 PROFIdrive Control Word 1 (STW1)The following table lists the assignments of bits in the control word 1.*Bits in a control word do not have any effect unless bit 10 is enabled.Table 16. Vendor telegram 4 and variantsTelegram No. Telegram Abbreviation135 Vendor Telegram 4 Vendor 4136 Vendor Telegram 4 + 4 Process Data Vendor 4 + 4 PD137 Vendor Telegram 4 + 8 Process Data Vendor 4 + 8 PDTable 17. Vendor telegram 4 setpoint and actual dataBytes Setpoint Actual value1...2 FB FIXED CW 5.3.2.5 FB GENERAL SW 5.3.2.83...4 FB SPEED REF 5.3.2.9 FB SPEED ACT 5.3.2.105...6 PDI15.3.2.11PDO15.3.2.117...8 PDI2 PDO2... ... ...19...20 PDI8 PDO8Table 18. Overview of the assignments of bits of the control word 1Bit SignificanceBit value is 1 Bit value is 00 ON OFF1 No Coast Stop (no OFF2 ) Coast Stop (OFF2)2 No Quick Stop (no OFF3) Quick Stop (OFF3)3 Enable Operation Disable Operation4 Enable Ramp Generator Reset Ramp Generator5 Unfreeze Ramp Generator Freeze Ramp Generator6 Enable Setpoint Disable Set Point7 Fault Acknowledge (0 -> 1)8 Not used9 Not used10* Control by PLC No control by PLC11 Device-specific Device-specific12-15 Device-specific Device-specific