| Product Type | S7-300 Analog Expansion |
| Product Model | 6ES7331-7PF01-0AB0 |
| Power Loss | Power loss, typical value 4.6 W |
| Product dimensions | 40 MM × 125 MM × 120 MM |
| Input Current | Incoming load voltage L+(no-load), maximum value 240 mA Incoming backplane bus DC 5 V, maximum value 100 mA |
| Weight | 272 g |
High-Precision Analog Input:Features 8 high-accuracy channels for current/voltage signal acquisition with 16-bit resolution, ensuring reliable and precise measurement data.
Flexible Signal Type Support:Configurable for ±10 V, ±5 V, ±2.5 V voltage signals or 0–20 mA, 4–20 mA current signals, compatible with a wide range of industrial sensors.
Isochronous Mode Support:Enables isochronous operation for applications requiring strict timing synchronization, ensuring simultaneous sampling across all channels.
Comprehensive Diagnostics & Alarming:Provides channel-level diagnostics to detect wire break, overrange, and other faults, enabling fast troubleshooting via system alarms.
Redundancy & Hot-Swapping Capability:Supports use in redundant S7-300 systems and allows hot-swapping during operation, enhancing system availability and uptime.
