| Parameter | Reference | Type | Length | Default | Optional | Text |
|---|---|---|---|---|---|---|
| IM_INSTID | UPS_INSTID | C | 7 | ALE Distribution Packet: ID for Instantiation | ||
| IM_OUTHDR | OUT_UPSHDR | u | 413 | ALE Distribution Packet: Header Data (Output Structure) | ||
| IM_OUTITM | OUT_UPSITM | u | 396 | ALE Distribution Packet: Object Data (Output Structure) |