| Manufacturer part number (MPN) | 6ES7211-1AE40-0XB0 |
| EAN / GTIN | 4047623402671 |
| Sales unit | pcs |
| Product type designation | CPU 1211C DC/DC/DC |
| Firmware version | V4.7 |
| Engineering with programming package | STEP 7 V20 or higher |
| Rated value (DC) | 24 V DC |
| Permissible range, lower limit (DC) | 20.4 V |
| Permissible range, upper limit (DC) | 28.8 V |
| Reverse polarity protection | Yes |
| 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 |
| For backplane bus (5 V DC), max. | 750 mA |
| Power loss, typ. | 8 W |
| Work memory integrated | 75 kbyte |
| Load memory integrated | 1 Mbyte |
| Backup maintenance-free without battery | Yes |
| 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 |
| Number of modules per system, max. | 3 communication modules, 1 signal board |
| Number of signal modules (SM) | 0 |
| Number of communications modules (CM) | 3 |
| Number of digital inputs | 6; Integrated |
| Of which inputs usable for technological functions | 6; HSC (High Speed Counting) |
| Input voltage rated value (DC) | 24 V |
| Cable length shielded, max. | 500 m |
| Number of digital outputs | 4 |
| Of which high-speed outputs | 4; 100 kHz Pulse Train Output |
| Switching capacity with resistive load, max. | 0.5 A |
| Output current for signal "1" rated value | 0.5 A |
| Switching frequency of the pulse outputs, with resistive load, max. | 100 kHz |
| Number of analog inputs | 2 |
| Input ranges voltage | 0 to +10 V |
| Resolution with overrange (bit including sign), max. | 10 bit |
| Conversion time (per channel) | 625 µs |
| Number of PROFINET interfaces | 1 |
| Interface type | PROFINET, RJ 45 (Ethernet), 1 port |
| Transmission rate, max. | 100 Mbit/s |
| PROFINET IO Controller | Yes |
| OPC UA Server | Yes; data access (read, write, subscribe), method call |
| Number of connectable IO Devices, max. | 16 |
| Number of counters | 6 |
| Counting frequency, max. | 100 kHz |
| Number of position-controlled positioning axes, max. | 8 |
| Number of pulse outputs | 4 |
| IP degree of protection | IP20 |
| CE mark | Yes |
| UL approval | Yes |
| FM approval | Yes |
| Marine approval | Yes |
| Ambient temperature during operation min. | -20 °C |
| Ambient temperature during operation max. | 60 °C |
| Ambient temperature during storage/transportation | -40 ... +70 °C |
| Installation altitude, max. | 5 000 m |
| Relative humidity operation, max. | 95 %; no condensation |
| Dimensions — Width | 90 mm |
| Dimensions — Height | 100 mm |
| Dimensions — Depth | 75 mm |
| Weight, approx. | 370 g |
| Width | 90 mm |
| Model | Compact |
| Height | 100 mm |
| Depth | 75 mm |
| With display | No |
| Suitable for safety functions | No |
| Number of analogue inputs | 2 |
| Voltage type (supply voltage) | DC |
| Type of memory | RAM |
| Memory size | 50 kByte |
| Processing time (1K, binary operation) | 0.08 ms |
| Supporting protocol for LON | No |
| Number of HW-interfaces industrial Ethernet | 1 |
| With optical interface | No |
| Additional program memory possible | No |
| Supporting protocol for TCP/IP | Yes |
| Supporting protocol for ASI | Yes |
| Supporting protocol for PROFIBUS | Yes |
| Supporting protocol for CAN | No |
| Supporting protocol for INTERBUS | No |
| Supporting protocol for KNX | No |
| Supporting protocol for Modbus | Yes |
| Supporting protocol for Data-Highway | No |
| Supporting protocol for DeviceNet | No |
| Supporting protocol for SUCONET | No |
| Supporting protocol for other bus systems | Yes |
| Redundancy | No |
| Suitable for rail mounting | Yes |
| Explosion safety category for gas | ATEX gas-ex-protection, Cat. 3G |
| Explosion safety category for dust | None |
| System accessory | Yes |
| Appendant operation agent (Ex ia) | No |
| Supporting protocol for SERCOS | No |
| Supporting protocol for INTERBUS-Safety | No |
| Number of interfaces PROFINET | 1 |
| Front built-in possible | Yes |
| Rack-assembly possible | Yes |
| Wall mounting/direct mounting | Yes |
| Radio standard Bluetooth | No |
| Radio standard WLAN 802.11 | No |
| IO link master | No |
| Supporting protocol for AS-Interface Safety at Work | No |
| Supporting protocol for DeviceNet Safety | No |
| Supporting protocol for EtherNet/IP | No |
| Supporting protocol for Foundation Fieldbus | No |
| Supporting protocol for PROFINET CBA | No |
| Supporting protocol for PROFINET IO | Yes |
| Supporting protocol for PROFIsafe | No |
| Supporting protocol for SafetyBUS p | No |
| Supply voltage DC | 20.4–28.8 V |
| Radio standard GPRS | No |
| Radio standard GSM | No |
| Mobile communications standard 3G (UMTS) | No |
| Mobile communications standard 4G (LTE) | No |
| Supporting protocol for EtherCAT | No |
| Country of origin | China |