| Product Type | SIMATIC S7-1500 CPU |
| Product Model | 6ES7516-3AP03-0AB0 |
| Show off | Screen alignment [cm] 6.1 cm |
| Product Dimensions | 70 MM × 147 MM × 1 MM |
| Power Supply Voltage | Rated value (DC) 24 V Allowable range, lower limit (DC) 19.2 V Allowable range, upper limit (DC) 28.8 V Reverse polarity protection is |
| Weight | 469 g |
Flexible Expandability: Supports up to 32 signal modules (SM) or signal boards (SB), and distributed I/O via PROFINET or PROFIBUS—ideal for large-scale systems with extensive I/O needs.
Integrated Web Server: Enables access to custom web pages via standard browsers for device monitoring, alarm display, and diagnostic logging—facilitating remote maintenance and troubleshooting.
MicroSD Card Slot: Supports program backup, firmware updates, recipe management, and boot from card—enhancing serviceability and system flexibility.
Real-Time Clock with Memory Hold: Battery-buffered RTC (with supercapacitor) retains time for over 2 weeks after power loss. Supports timestamping, scheduled tasks, event logging, and audit trails.
Isochronous Mode Support: Enables microsecond-level synchronization for time-critical applications such as high-precision motion control, high-speed data acquisition, and multi-axis coordination.
