| Manufacturer part number (MPN) | 3SU1400-1LK10-1AA1 |
| EAN / GTIN | 4047621016917 |
| Sales unit | pcs |
| Product type designation | 3SU1 |
| Display version — for diagnostic function | Supply voltage monitoring power LED: Yes |
| Display version — status Tx/Rx link | Yes |
| Product function — reverse polarity protection | Yes |
| Product function — I&M data | Yes; I&M0 ... I&M3 |
| Firmware version | 2.1.4 |
| Hardware version | 1 |
| Software version with STEP 7 in the TIA Portal required | Integrated in TIA Portal Version 14 SP1 or higher (HSP for V13 and V14) |
| Number of units per rack maximum | 20 |
| Number of submodules per station maximum | 24 |
| Power loss [W] typical | 0.67 W |
| Insulation voltage rated value | 30 V |
| Degree of pollution | 3 |
| Type of voltage — of the operating voltage | DC |
| Type of voltage — of the input voltage | DC |
| Surge voltage resistance rated value | 0.8 kV |
| Consumed current — maximum | 100 mA |
| Consumed current — rated value | 28 mA |
| Protection class IP | IP20, clamping screw tightened |
| Shock resistance — according to IEC 60068-2-27 | sinusoidal half-wave 15 g / 11 ms |
| Shock resistance — for railway applications according to EN 61373 | Category 1, Class B |
| Vibration resistance — according to IEC 60068-2-6 | 10 ... 500 Hz: 5 g |
| Vibration resistance — for railway applications according to EN 61373 | Category 1, Class B |
| Supply voltage at DC rated value | 24 V |
| Protocol is supported — PROFINET IO protocol | Yes |
| Protocol is supported — PROFIsafe protocol | No |
| Product function at the Ethernet interface — Autocrossover | Yes |
| Product function at the Ethernet interface — Autonegotiation | Yes |
| Protocol at the 1st interface media redundancy protocol | No |
| Product function at the 1st interface PROFINET IO device | Yes |
| GSD version/revision with PROFINET required | V2.34 |
| Transmission mode for Industrial Ethernet | PROFINET with 100 Mbps full duplex (100BASE-TX) |
| Inrush current maximum | 16 A |
| Galvanic isolation between PROFINET and all other circuits | Yes |
| Number of digital inputs | 0 |
| Number of digital inputs — safety-related | 0 |
| Number of digital outputs | 0 |
| Type of electrical connection | screw terminal |
| Connectable conductor cross-section for auxiliary contacts — solid or stranded | 0.2 ... 2.5 mm² |
| Connectable conductor cross-section for auxiliary contacts — finely stranded with core end processing maximum | 2.5 mm² |
| Connectable conductor cross-section — solid | 0.2 ... 2.5 mm² |
| Connectable conductor cross-section — solid with core end processing | 0.2 ... 2.5 mm² |
| Connectable conductor cross-section — finely stranded with core end processing | 0.25 ... 2.5 mm² |
| Connectable conductor cross-section — finely stranded without core end processing | 0.2 ... 2.5 mm² |
| AWG number as coded connectable conductor cross section | 30 ... 12 |
| Tightening torque with screw-type terminals | 0.5 ... 0.6 N·m |
| Service life maximum | 20 a |
| Design of the interface — Ethernet interface | Yes; for Ethernet services |
| Design of the interface — Fast Ethernet interface | Yes; PROFINET with 100 Mbps |
| Interface design 1 — integrated switch | No |
| Interface design 1 — RJ45 (Ethernet) | Yes |
| Number of ports at the 1st interface | 1 |
| Number of interfaces according to PROFINET | 1 |
| Ambient temperature — during operation | -25 ... +60 °C |
| Ambient temperature — during storage | -40 ... +80 °C |
| Explosion protection marking for intrinsic safety of related equipment EEx ia | No |
| Explosion protection marking for intrinsic safety of related equipment EEx ib | No |
| Installation/ mounting/ dimensions — height | 80 mm |
| Installation/ mounting/ dimensions — width | 40 mm |
| Installation/ mounting/ dimensions — depth | 72 mm |
| Country of origin | Germany |
