ProfinetConstants (PARAMS)¶

Attributes:

qualified_only

InOut:

Scope	Name	Type	Initial	Comment
Constant	MAX_SLAVES	`UINT`	128
	MAX_SCAN_SLAVES	`UINT`	128
	MAX_SCAN_BUFFER_SIZE	`UINT`	(1024 * 10)
	MAX_PARALLEL_CONNECT	`UINT`	6
	MaxAlarmDataLength	`UINT`	(MaxAlarmPayloadLength + 26)	Maximal size of the AlarmNotification-PDU accepted by the AlarmEndpoint (200 = 0xC8 is Mandatory)
	MaxAlarmPayloadLength	`UINT`	16#C8	CommFB.MaxAlarmDataLength(198) + 2 Byte USI = 200
	RemoteApplicationReadyTimeout	`TIME`	TIME#5m0s0ms	PN-Services: Remote Application Ready Timeout = 300 s
	MAX_PORTS	`DINT`	8
	MAX_ADAPTER_INFO	`DINT`	8
	MAX_RECORD_DATA	`UINT`	(16588 + 24)	CDS-72975 Enable Automated Testcases (Certification)
	MAX_ETHERNET_BUFFER	`DINT`	64	MAX_ServicePDU_SIZE : UINT := ProfinetConstants.MAX_RECORD_DATA * 4 + 64 + 20; //e.g. connect req
	RTATimeoutFactor	`UINT`	1	RTATimeout = RTATimeoutFactor * 100 ms 1 : Default (100ms), 1 up to 100 mandatory
	RTARetries	`UINT`	3	RTARetries (Default = 3), 3-15 Mandatory
	MaxNumForwardedIPPackets	`UDINT`	32	Maximum number of ip packets forwarded cyclically from the ip stack to the network adapter.
	MaxExpDataBufferSize	`UDINT`	(16 * 1024)	ExpData for Profinet Device