| Manufacturer part number (MPN) | 6ES7211-1HE40-0XB0 |
| EAN / GTIN | 4047623402688 |
| HS code | 8536.90 |
| Sales unit | pcs |
| Product type designation | CPU 1211C DC/DC/relay |
| Firmware version | V4.7 |
| Engineering with — Programming package | STEP 7 V20 or higher |
| Rated value (DC) — 24 V DC | Yes |
| Permissible range, lower limit (DC) | 20.4 V |
| Permissible range, upper limit (DC) | 28.8 V |
| Reverse polarity protection | Yes |
| Load voltage L+ — Rated value (DC) | 24 V |
| Load voltage L+ — permissible range, lower limit (DC) | 20.4 V |
| Load voltage L+ — permissible range, upper limit (DC) | 28.8 V |
| Current consumption (rated value) | 300 mA; CPU only |
| Current consumption, max. | 900 mA; CPU with all expansion modules |
| Inrush current, max. | 12 A; at 28.8 V DC |
| I²t | 0.8 A²·s |
| For backplane bus (5 V DC), max. | 750 mA; Max. 5 V DC for CM |
| Power loss, typ. | 8 W |
| Work memory — integrated | 75 kbyte |
| Load memory — Integrated | 1 Mbyte |
| For bit operations, typ. | 0.08 µs; / instruction |
| For word operations, typ. | 1.7 µs; / instruction |
| For floating point arithmetic, typ. | 2.3 µs; / instruction |
| Retentive data area (incl. timers, counters, flags), max. | 14 kbyte |
| Flag — Size, max. | 4 kbyte; Size of bit memory address area |
| Number of modules per system, max. | 3 communication modules, 1 signal board |
| Hardware configuration — number of signal modules (SM) | 0 |
| Hardware configuration — number of communications modules (CM) | 3 |
| Clock — Backup time | 480 h; Typical |
| Number of digital inputs | 6; Integrated |
| Input voltage — Rated value (DC) | 24 V |
| Input voltage — for signal "0" | 5 V DC at 1 mA |
| Input voltage — for signal "1" | 15 V DC at 2.5 mA |
| Input current — for signal "1", typ. | 4 mA; nominal |
| Cable length — shielded, max. | 500 m; 50 m for technological functions |
| Cable length — unshielded, max. | 300 m; for technological functions: No |
| Number of digital outputs | 4; Relays |
| Switching capacity of the outputs — with resistive load, max. | 2 A |
| Switching capacity of the outputs — on lamp load, max. | 30 W with DC, 200 W with AC |
| Relay outputs — Number of operating cycles, max. | mechanically 10 million, at rated load voltage 100 000 |
| Number of analog inputs | 2 |
| Number of analog outputs | 0 |
| Number of PROFINET interfaces | 1 |
| Interface type | PROFINET |
| Interface types — Number of ports | 1 |
| PROFINET IO Controller — Transmission rate, max. | 100 Mbit/s |
| Counter — Number of counters | 6 |
| Counter — Counting frequency, max. | 100 kHz |
| Emission of radio interference acc. to EN 55 011 — Limit class B, for use in residential areas | Yes; When appropriate measures are used to ensure compliance with the limits for Class B according to EN 55011 |
| IP degree of protection | IP20 |
| Ambient temperature during operation — min. | -20 °C |
| Ambient temperature during operation — max. | 60 °C |
| Ambient temperature during operation — vertical installation, max. | 50 °C |
| Ambient temperature during storage/transportation — min. | -40 °C |
| Ambient temperature during storage/transportation — max. | 70 °C |
| Altitude during operation relating to sea level — Installation altitude, max. | 5 000 m; Restrictions for installation altitudes > 2 000 m, see manual |
| Relative humidity — Operation, max. | 95 %; no condensation |
| Access protection — Number of users | 42 |
| Dimensions — Width | 90 mm |
| Dimensions — Height | 100 mm |
| Dimensions — Depth | 75 mm |
| Weight, approx. | 380 g |