| Manufacturer part number (MPN) | 6ES7511-1CK01-0AB0 |
| EAN / GTIN | 4047623409168 |
| Sales unit | pcs |
| Width | 85 mm |
| Model | Compact |
| Height | 147 mm |
| Depth | 129 mm |
| With display | Yes |
| Suitable for safety functions | No |
| Number of digital inputs | 16 |
| Number of digital outputs | 16 |
| Number of analogue inputs | 5 |
| Number of analogue outputs | 2 |
| Voltage type (supply voltage) | DC |
| Memory size | 1175 kByte |
| Processing time (1K, binary operation) | 0.06 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 | No |
| Supporting protocol for PROFIBUS | No |
| 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 | No |
| 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 | No |
| Rack-assembly possible | No |
| Wall mounting/direct mounting | No |
| 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 | 19.2–28.8 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 | Germany |