| Product type designation | CP 1243-1 |
| Communications processor CP 1243-1 for connection of SIMATIC S7-1200 as additional Ethernet interface and for Connection to control centers via Remote effect protocols (DNP3, IEC 60870, TeleControl Basic), security (Firewall, VPN) |
| 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 | 0 |
| Type of electrical connection | |
| at the 1st interface / acc. to Industrial Ethernet | RJ45 port |
| Supply voltage, current consumption, power loss |
| Type of voltage / of the supply voltage | DC |
| Supply voltage / 1 / from backplane bus | 5 V |
| Consumed current | |
| from backplane bus / at DC / at 5 V / typical | 0.25 A |
| Power loss [W] | 1.25 W |
| Permitted ambient conditions |
| Ambient temperature | |
| for vertical installation / during operation | -20 ... +60 °C |
| for horizontally arranged busbars / during operation | -20 ... +70 °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 S7-1200 single width |
| Width | 30 mm |
| Height | 110 mm |
| Depth | 75 mm |
| Net weight | 0.122 kg |
| Mounting type | |
| 35 mm DIN rail mounting | Yes |
| wall mounting | Yes |
| Product properties, functions, components / general |
| Number of units | |
| per CPU / maximum | 3 |
| Performance data / open communication |
| Number of possible connections / for open communication | |
| by means of T blocks / maximum | like CPU |
| Performance data / S7 communication |
| Number of possible connections / for S7 communication | |
| Note | like CPU |
| Performance data / IT functions |
| Number of possible connections | |
| as e-mail client / maximum | 1 |
| Performance data / telecontrol |
| Suitability for use | |
| Node station | No |
| substation | Yes |
| TIM control center | No |
| Control center connection | For use with TeleControl Server Basic, WinCC and PCS7 |
| by means of a permanent connection | supported |
| Note | Connection to SCADA system via Telecontrol Server Basic and Standard Telecontrol protocols |
| Protocol / is supported | |
| DNP3 | Yes |
| IEC 60870-5 | Yes |
| Product function / data buffering if connection is aborted | Yes; 64,000 values |
| Number of data points per station / maximum | 200 |
| Number of stations / for direct communication / with Telecontrol Server Basic | |
| in send direction / maximum | 3 |
| in receive direction / maximum | 15 |
| Performance data / Teleservice |
| Diagnostics function / online diagnostics with SIMATIC STEP 7 | Yes |
| Product function | |
| program download with SIMATIC STEP 7 | Yes |
| Remote firmware update | Yes |
| Product functions / management, configuration |
| Configuration software | |
| required | STEP 7 Basic/Professional |
| Product functions / Diagnosis |
| Product function / Web-based diagnostics | Yes |
| Product functions / Security |
| Firewall version | stateful inspection |
| Product function / with VPN connection | IPSec, SINEMA RC |
| Type of encryption algorithms / with VPN connection | AES-256, AES-192, AES-128, 3DES-168 |
| Type of authentication procedure / with VPN connection | Preshared key (PSK), X.509v3 certificates |
| Type of hashing algorithms / with VPN connection | MD5, SHA-1, SHA-2 |
| Number of possible connections / with VPN connection | 8 |
| Product function | |
| password protection for Web applications | No |
| password protection for teleservice access | No |
| encrypted data transmission | Yes |
| ACL - IP-based | No |
| ACL - IP-based for PLC/routing | No |
| switch-off of non-required services | Yes |
| Blocking of communication via physical ports | No |
| log file for unauthorized access | No |
| Product functions / Time |
| Protocol / is supported | |
| NTP | Yes |
| NTP (secure) | Yes |
| time synchronization | |
| from NTP-server | Yes |
| from control center | Yes |
