| Product type designation | CP 1242-7 |
| Communications processor CP 1242-7 for connection of SIMATIC S7-1200 to GSM/GPRS network Observe national approvals |
| Transmission rate |
| Transfer rate | |
| for GPRS transmission | |
| — with downlink / maximum | 86 kbit/s |
| — with uplink / maximum | 43 kbit/s |
| Interfaces |
| Number of interfaces / acc. to Industrial Ethernet | 0 |
| Number of electrical connections | |
| for external antenna(s) | 1 |
| for power supply | 1 |
| Number of slots | |
| for SIM cards | 1 |
| Type of electrical connection | |
| for external antenna(s) | SMA socket (50 ohms) |
| for power supply | 3-pole terminal block |
| Slot version | |
| for SIM card | Standard |
| Wireless technology |
| Type of mobile wireless service | |
| is supported / SMS | Yes |
| is supported / GPRS | Yes |
| Note | GPRS (Multislot Class 10) |
| Type of mobile network / is supported | |
| GSM | Yes |
| UMTS | No |
| LTE | No |
| Operating frequency | |
| 850 MHz | Yes |
| 900 MHz | Yes |
| 1800 MHz | Yes |
| 1900 MHz | Yes |
| Transmit power | |
| at operating frequency 900 MHz | 2 W |
| at operating frequency 1800 MHz | 1 W |
| at operating frequency 1900 MHz | 1 W |
| Supply voltage, current consumption, power loss |
| Type of voltage / of the supply voltage | DC |
| 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 | 20 % |
| Consumed current | |
| from external supply voltage / at DC / at 24 V / typical | 0.1 A |
| from external supply voltage / at DC / at 24 V / maximum | 0.22 A |
| Power loss [W] | 2.4 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 S7-1200 single width |
| Width | 30 mm |
| Height | 100 mm |
| Depth | 75 mm |
| Net weight | 0.133 kg |
| Mounting type | |
| 35 mm DIN rail mounting | Yes |
| S7-300 rail mounting | No |
| wall mounting | Yes |
| Product properties, functions, components / general |
| Number of units | |
| per CPU / maximum | 3 |
| Performance data |
| Number of users/telephone numbers / definable / maximum | 10 |
| Performance data / open communication |
| Number of possible connections / for open communication | |
| by means of TC blocks / maximum | 5 |
| Amount of data | |
| as user data per polling / maximum | 1024 byte |
| Performance data / telecontrol |
| Control center connection | Telecontrol Server Basic |
| by means of a permanent connection | supported |
| by means of demand-oriented connection | supported |
| Note | Connection to SCADA system using OPC interface |
| Protocol / is supported | |
| DNP3 | No |
| IEC 60870-5 | No |
| Product function / data buffering if connection is aborted | Yes; up to 1000 message frames |
| Amount of data / as user data per station / in telecontrol mode / maximum | 2048 byte |
| 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 | No |
| Product functions / management, configuration |
| Configuration software | |
| required | STEP 7 Basic/Professional |
| Product functions / Security |
| Product function | |
| password protection for teleservice access | Yes |
| encrypted data transmission | Yes |
| Product functions / Time |
| Protocol / is supported | |
| NTP | Yes |
