| Product type designation | CP 243-1 IT |
| Communications processor CP 243 for connection of SIMATIC S7-22X to Industrial Ethernet; FTP client communication, server, FTP server; 8 MByte Flash file system E-mail client |
| Transmission rate |
| Transfer rate | |
| at the 1st interface | 10 ... 100 Mbit/s |
| Interfaces |
| Number of interfaces / acc. to Industrial Ethernet | 1 |
| Number of electrical connections | |
| at the 1st interface / acc. to Industrial Ethernet | 1 |
| for power supply | 1 |
| Type of electrical connection | |
| at the 1st interface / acc. to Industrial Ethernet | RJ45 port |
| for power supply | 3-pole terminal block |
| Supply voltage, current consumption, power loss |
| Type of voltage / of the supply voltage | DC |
| Supply voltage / 1 / from backplane bus | 5 V |
| Supply voltage | 24 V |
| Supply voltage / external | 24 V |
| Supply voltage / external / at DC / Rated value | 24 V |
| Relative positive tolerance / at DC / at 24 V | 20 % |
| Relative negative tolerance / at DC / at 24 V | 15 % |
| Consumed current | |
| from backplane bus / at DC / at 5 V / typical | 0.06 A |
| from external supply voltage / at DC / at 24 V / typical | 0.06 A |
| Power loss [W] | 1.75 W |
| Permitted ambient conditions |
| Ambient temperature | |
| for vertical installation / during operation | 0 ... 45 °C |
| for horizontally arranged busbars / during operation | 0 ... 55 °C |
| during storage | -40 ... +70 °C |
| during transport | -40 ... +70 °C |
| Relative humidity / at 25 °C / without condensation / during operation / maximum | 95 % |
| Protection class IP | IP20 |
| Design, dimensions and weight |
| Module format | Compact module S7-200 double width |
| Width | 71.2 mm |
| Height | 80 mm |
| Depth | 62 mm |
| Net weight | 0.15 kg |
| Performance data / S7 communication |
| Number of possible connections / for S7 communication | |
| maximum | 8 |
| with PG connections / maximum | 1 |
| Performance data / IT functions |
| Number of possible connections | |
| as client / by means of FTP / maximum | 1 |
| Number of possible connections | |
| as server / by means of HTTP / maximum | 4 |
| as e-mail client / maximum | 1 |
| Number of emails with 1024 characters / of email client / maximum | 32 |
| Number of access authorizations / of access protection | 8 |
| Storage capacity / of the user memory | |
| as flash memory file system | 8 Mibyte |
| Number of possible write cycles / of the flash memory cells | 100000 |
| Performance data / telecontrol |
| Protocol / is supported | |
| TCP/IP | Yes |
| Product functions / management, configuration |
| Product function / MIB support | No |
| Protocol / is supported | |
| SNMP v1 | No |
| Configuration software | |
| required | STEP 7-Micro/WIN Version V3.2 SP3 or higher |
| Product functions / Diagnosis |
| Product function / Web-based diagnostics | Yes |
| Product functions / switch |
| Product feature / Switch | No |
