SIMATIC S7-1200

The Siemens 6ES7215-1BG40-0XB0 is a SIMATIC S7-1200 CPU 1215C compact controller, designed for standard automation applications in small to medium machine control. The CPU includes 2 PROFINET ports (integrated switch) for Ethernet communication, supports 6 high-speed counters (up to 100 kHz), and provides 4 pulse outputs (100 kHz) for simple motion control tasks.

The Siemens 6ES7214-1AG40-0XB0 is a SIMATIC S7-1200 CPU 1214C compact controller, designed for standard automation applications in small to medium machine control. It features 14 digital inputs (24V DC), 10 transistor outputs (24V DC, 0.5A), and 2 analog inputs (0–10V DC), with 100 KB of work memory and 4 MB of integrated load memory.

The Siemens 6ES7214-1AF40-0XB0 is a SIMATIC S7-1200F CPU 1214FC compact fail-safe controller, designed for both standard and safety-related automation applications in small machine control. 

The Siemens 6ES7215-1HF40-0XB0 is a SIMATIC S7-1200F CPU 1215FC compact fail-safe controller, designed for both standard and safety-related automation applications in small to medium machine control. It features 14 digital inputs (24V DC), 10 relay outputs (2A), 2 analog inputs (0–10V), and 2 analog outputs (0–20mA), with 250 KB of program/data memory.

The Siemens 6ES7222-1AD30-0XB0 is an SB 1222 digital output signal board from the SIMATIC S7-1200 series, designed for high-speed 5 V DC signal output in compact automation applications. As a signal board (SB), it plugs directly into the front of the S7-1200 CPU, adding 4 digital outputs without consuming any additional DIN rail space in the control cabinet . This module is specifically engineered for 5 V DC applications requiring exceptionally high switching frequencies up to 200 kHz, making it the ideal choice for driving stepper motor controllers, pulse-train inputs, and other low-voltage high-speed signal devices that standard 24 V DC outputs cannot accommodate.

The Siemens 6ES7221-3BD30-0XB0 is an SB 1221 digital input signal board from the SIMATIC S7-1200 series, engineered for high-speed 24 V DC digital signal acquisition in compact automation applications. As a signal board (SB), it plugs directly into the front of the S7-1200 CPU, adding 4 current-sourcing digital inputs without consuming additional cabinet space . This module is specifically designed for 24 V DC source-type inputs with an exceptionally high 200 kHz maximum input frequency, making it ideal for applications requiring precise counting, position detection, or high-speed signal processing that standard 20 kHz inputs cannot accommodate .  

The Siemens 6ES7221-3AD30-0XB0 is an SB 1221 digital input signal board from the SIMATIC S7-1200 series, engineered for high-speed digital signal acquisition in compact automation applications. As a signal board (SB), it plugs directly into the front of the S7-1200 CPU, adding 4 digital inputs without consuming additional cabinet space . This module is specifically designed for 5 V DC source-type inputs with an exceptionally high 200 kHz maximum input frequency, making it ideal for applications requiring precise counting, position detection, or high-speed signal processing that standard 24 V DC inputs cannot accommodate.

The Siemens 6ES7278-4BD32-0XB0 is a SM 1278 4xIO-Link Master signal module from the SIMATIC S7-1200 series, designed to add IO-Link communication capability to S7-1200 PLC systems. As a combined signal and communication module, it features four IO-Link ports, each independently configurable for IO-Link mode, 24V DC digital input (DI), or 24V DC digital output (DQ) . IO-Link is a point-to-point communication standard that enables intelligent sensors and actuators to exchange process data, parameters, and diagnostics over standard unshielded 3-wire cables. The SM 1278 brings this capability to the S7-1200 platform, allowing seamless integration of IO-Link devices for advanced automation applications .

The Siemens 6ES7241-1CH30-1XB0 is a CB 1241 RS485 communication board from the SIMATIC S7-1200 series, designed to add serial communication capability to S7-1200 PLCs. This compact signal board plugs directly into the front of the CPU, providing a single RS485 (2-wire half-duplex) interface for point-to-point communication with a wide range of industrial devices . Unlike the larger CM 1241 modules, the CB 1241 is a space-saving board that mounts directly onto the CPU without requiring additional cabinet space. It is ideal for applications requiring Modbus RTU, USS, or Freeport communication with third-party equipment such as variable frequency drives, sensors, and legacy controllers .  

The Siemens 6ES7241-1AH32-0XB0 is a CM 1241 RS232 communication module from the SIMATIC S7-1200 series, designed to expand the serial communication capabilities of S7-1200 PLCs . This module provides a single RS232C (V.24) interface via a 9-pole D-sub connector, enabling point-to-point communication with a wide range of third-party devices such as barcode scanners, weighing systems, printers, and legacy controllers . The CM 1241 RS232 is a compact expansion module that mounts directly onto the S7-1200 CPU rail, offering flexible serial connectivity for applications requiring integration with equipment that uses RS232-based protocols.