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Schneider Electric EcoStruxure™ // Soft dPAC

Automation Expert (EAE) • Event-Based IEC 61499 Standard • Hardware-Agnostic Distributed dPAC Container

Node: x1 Master Soft dPAC: RUNNING Standard: IEC 61499 ← Mission Control HUD
Execution Model
IEC 61499
Event-driven function blocks
Distributed Nodes
2 dPACs
x1 Master, x2 Worker
Event Latency
0.8 ms
No proprietary backplane
Composite Blocks (CAT)
14 Types
Reusable control assets
🌐 IEC 61499 Distributed Soft dPAC Execution Topology
dPAC Instance Host Platform Network Binding Allocated Function Blocks Event Cycle Rate Operational State
Soft_dPAC_x1_Master ARM64 Linux (x1 Master Host) 10.10.0.2 / 192.168.4.139 18 Composite Automation Blocks 0.8 ms event dispatch Executing
Soft_dPAC_x2_Worker ARM64 Linux (x2 Worker Kiosk) 10.10.0.3 / 192.168.4.146 6 Remote I/O Automation Blocks 1.2 ms event dispatch Executing
CAT_MotorDrive_Feed Distributed across x1 & x2 IEC 61499 Event Socket Event-triggered velocity ramp & torque Sub-millisecond Synchronized
CAT_480V_PowerMonitor x1 Primary Master Enclave Virtual Backplane Bus Transient spike & sag event classifier Sub-millisecond Monitoring