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Siemens SIPLUS S7-1200 SM 1278 IO-Link Master Module

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ManufacturerSiemens

Part number6AG1278-4BD32-4XB0

Series SIPLUS S7-1200

Module Type Signal Module (SM)

Function IO-Link Master

Ports 4x IO-Link Master (V1.1)

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4x IO-Link Master Ports IO-Link V1.1 Support Conformal Coating Extended Temperature Range (-20°C to +60°C) S7-1200 PLC Compatibility Siemens SIPLUS Protection

Product description

The Siemens SIPLUS S7-1200 SM 1278 (based on 6ES7278-4BD32-0XB0) is an industrial signal module designed for the S7-1200 PLC. This version features conformal coating for enhanced protection against harsh environmental conditions, allowing operation in temperatures ranging from -20°C to +60°C. It functions as an IO-Link master, providing four IO-Link master ports according to V1.1 specifications, enabling seamless communication with IO-Link devices.

This signal module is ideal for applications requiring direct connection to smart sensors and actuators in demanding industrial environments such as chemical plants, food and beverage processing, and outdoor installations. The IO-Link V1.1 master capability allows for efficient data exchange, diagnostics, and parameterization of connected devices, simplifying automation integration and maintenance.

Stanlo Automation, a veteran-owned surplus parts supplier, offers the Siemens SIPLUS S7-1200 SM 1278 module. We provide reliable and tested automation components, ensuring you receive quality parts for your industrial projects.

Technical specifications

Series	SIPLUS S7-1200
Module Type	Signal Module (SM)
Function	IO-Link Master
Ports	4x IO-Link Master (V1.1)
Base Part	6ES7278-4BD32-0XB0
Environmental	Conformal Coating, -20°C to +60°C operating temperature

Common applications

Smart Sensor Integration

Actuator Control

Industrial IoT (IIoT)

Process Automation

Manufacturing Execution Systems (MES)

Food & Beverage Industry

Chemical Processing

Compatible systems

SIMATIC S7-1200 PLC Series TIA Portal V13 SP1 and later IO-Link V1.1 Smart Sensors & Actuators

Also known as

SIPLUS SM 1278 IO-Link Siemens S7-1200 IO-Link Module 6AG1278-4BD32-4XB0 Signal Module

Replaces / compatible with

This SIPLUS version of the SM 1278 module replaces the standard 6ES7278-4BD32-0XB0 in applications requiring enhanced environmental protection and wider temperature operation.

Technical note

Expert tip

The conformal coating on this module provides essential protection against humidity, dust, and corrosive atmospheres, making it suitable for demanding industrial environments.

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Frequently asked questions

What is the operating temperature range for the Siemens 6AG1278-4BD32-4XB0?

The Siemens SIPLUS S7-1200 SM 1278 module (6AG1278-4BD32-4XB0) is designed for harsh environments and operates within an extended temperature range of -20°C to +60°C, featuring conformal coating for protection.