Key Features
- Communications processor for SIMATIC S7-1200: CP 1243-1 RAIL for connection of SIMATIC S7-1200 as an additional Ethernet interface and for connection to control centers via telecontrol protocols.
- Ethernet interface: 1 Industrial Ethernet interface with 10 … 100 Mbit/s and 1 RJ45 port.
- Telecontrol and security functions: Supports DNP3, IEC 60870-5, MQTT, time synchronization, web-based diagnostics, remote firmware update, firewall with stateful inspection, and VPN with IPsec, SINEMA RC.
Technical Summary
| Product type designation | CP 1243-1 RAIL |
|---|---|
| Product brand name | SIPLUS |
| Function | Communications processor CP 1243-1 for connection of SIMATIC S7-1200 as additional Ethernet interface and for connection to control centers via telecontrol protocols |
| At the 1st interface | 10 … 100 Mbit/s |
| Number of interfaces / according to Industrial Ethernet | 1 |
| Type of electrical connection / at the 1st interface / according to Industrial Ethernet | RJ45 port |
| 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 |
| Protection class IP | IP20 |
Applications
- SIMATIC S7-1200 Ethernet expansion: Adds an Ethernet interface to a SIMATIC S7-1200 controller.
- Control center telecontrol connection: Connects to control centers via telecontrol protocols such as DNP3 and IEC 60870-5.
- Cloud connectivity and message handling: Supports cloud connectivity with trigger management, time stamping, and MQTT.
Frequently Asked Questions
What is the exact Siemens model designation of this module?
The product type designation is CP 1243-1 RAIL, and the product brand name is SIPLUS.
What Ethernet interface does the CP 1243-1 RAIL provide?
It has 1 Industrial Ethernet interface with 10 … 100 Mbit/s and an RJ45 port.
Which telecontrol and communication functions are supported?
It supports DNP3, IEC 60870-5, MQTT, time synchronization, web-based diagnostics, program download with SIMATIC STEP 7, and remote firmware update.
What electrical supply and power data are listed for the module?
The supply voltage is 5 V from the backplane bus, the typical consumed current is 0.25 A, and the power loss is 1.25 W.
What mounting and size details should be checked before ordering?
The module supports 35 mm DIN-rail mounting and wall mounting. Its dimensions are 30 mm x 110 mm x 75 mm and its net weight is 0.122 kg.
