End-to-end PLC automation for a hospital operating room. Monitors O₂, N₂O, AIR, and VAC medical gas lines; controls HVAC (temp/humidity/positive pressure), automated sliding doors, and operating lamp. HMI touchscreen with real-time control, alarm log, surgery session tracking, and sanitation checklist. Remote access via LAN/Wi-Fi to PC and mobile.
Four main HMI screens — real-time control, alarm log, operation history, and cleaning checklist.
| Time | Level | Device | Description | Status |
|---|---|---|---|---|
| 09:38:51 | HIGH | Vacuum | Pressure −0.4 bar — below threshold −0.5 bar | Active |
| 09:21:14 | MEDIUM | HVAC | Room temperature 22.1°C exceeds setpoint 21°C | Acknowledged |
| 08:55:30 | LOW | HMI | Intermittent connection for 3 seconds | Acknowledged |
| 08:44:17 | HIGH | O₂ | O₂ pressure 3.9 bar — below normal range | Acknowledged |
| 07:30:00 | LOW | Network | Packet loss >2% on router connection | Acknowledged |
| Date | Procedure | Surgeon | Patient | Duration | Status |
|---|---|---|---|---|---|
| May 23 | Caesarean Section | dr. Budi | P-0866 | 2h 15m | Completed |
| May 23 | Herniorraphy | dr. Citra | P-0860 | 1h 20m | Completed |
| May 22 | Total Hip Replacement | dr. Aditi | P-0855 | 4h 15m | Completed |