Products

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. 

The ABB DO801-eA (3BSE020510R2) is a 16-channel digital output module from the S800/S800L I/O family, designed for the ABB System 800xA, AC 800M, and Freelance distributed control systems (DCS). Its core function is to convert logic commands from the controller into 24V DC switching signals to drive field devices such as relays, solenoid valves, indicator lamps, and actuators. With its source-type outputs, built-in short-circuit protection, and compact design, this module is a reliable solution for discrete output applications.

The ABB DO802-eA (3BSE022364R2) is an 8-channel relay output module from the S800L I/O family, designed for use with the ABB Freelance distributed control system (DCS) . Its core function is to convert control signals from the system into robust, isolated switching actions via 8 independent relay outputs, directly controlling actuators, contactors, valves, and indicators in industrial automation applications.

The ABB DO818 (3BSE069053R1) is a 32-channel digital output module from the S800 I/O series, designed for the ABB System 800xA and AC 800M distributed control systems (DCS) . Its core function is to convert logic commands from the controller into high-density 24V DC switching signals to drive field devices such as relays, solenoid valves, indicator lamps, and actuators. With its high channel count, transistor-based switching, and robust protection features, this module is a reliable solution for high-density discrete output applications in demanding industrial environments.

The ABB DO801 (3BSE020510R1) is a 16-channel digital output module from the S800 I/O family, designed for reliable 24V DC current-sourcing applications in industrial automation systems . As part of ABB's System 800xA and AC800M ecosystem, this module provides the interface between the control system and field devices, converting digital commands into switching signals that drive solenoids, contactors, indicators, and other actuators . The DO801 features 16 transistor-based sourcing outputs with built-in short-circuit, over-voltage, and over-temperature protection . Its compact S800L mechanical design and comprehensive diagnostic features make it an excellent choice for both process and factory automation applications where space and reliability are critical.

The ABB DO828 (3BSE069055R1) is a 16-channel relay digital output module from the S800 I/O family, designed for reliable switching of AC and DC loads in demanding industrial automation applications . Featuring electromechanical relay outputs with Normally Open (NO) contacts, this module interfaces seamlessly with ABB AC800M controllers and System 800xA via the ModuleBus . With 16 individually isolated channels, the DO828 provides robust control for actuators, contactors, solenoids, and pilot devices. Its comprehensive diagnostic capabilities and Output Safe Preset (OSP) function make it a trusted choice for process control, power generation, and factory automation applications where reliability and safety are paramount.

The ABB AI810 (3BSE008516R1) is an 8-channel analog input module for the ABB S800 I/O system, part of the Ability™ System 800xA distributed control system (DCS) and Freelance process control platforms. Its core function is to convert analog signals—such as 0–20 mA current or 0–10 V voltage from transmitters and sensors—into 12-bit digital values for the process controller, enabling precise measurement of pressure, temperature, flow, and level in industrial applications.

The ABB DO840 (3BSE020838R1) is a 16-channel digital output module from the S800 I/O family, designed for supervised 24V DC current-sourcing loads in both single and redundant configurations . As part of ABB's System 800xA and AC800M ecosystem, this module delivers robust performance for demanding industrial automation applications requiring high reliability and advanced diagnostics. The DO840 features 16 current-sourcing output channels arranged in two isolated groups of eight, each with independent process-voltage supervision . Built-in protection mechanisms including current limiting, over-temperature protection, and inductive load suppression ensure stable operation even in harsh industrial environments.

The ABB DO810 (3BSE008510R1) is a high-performance digital output module from the S800 I/O series, designed for the ABB Ability™ System 800xA and other ABB control platforms . This module provides 16 channels of 24V DC current-sourcing outputs, serving as a reliable interface between the controller and field devices such as solenoids, relays, contactors, and indicator lights .   Featuring robust protection mechanisms and comprehensive diagnostics, the DO810 ensures stable and safe operation in demanding industrial environments. 

The ABB DO820 (3BSE008514R1) is an 8-channel digital output module from the S800 I/O family, designed to provide robust and reliable control for demanding industrial automation applications . Featuring electromechanical relay outputs with Normally Open (NO) contacts, this module bridges the gap between your control system and high-power field devices. As part of the ABB S800 I/O system, the DO820 interfaces seamlessly with AC800M controllers and System 800xA via the ModuleBus. Its individually isolated channels and comprehensive diagnostic capabilities make it a trusted choice for discrete output control in process industries, power generation, and factory automation.