Custom Schmersal Safe signal processing Output extensions SRB-E-402EM Manufacturers, Suppliers

The Schmersal SRB-E-402EM is an output expansion module specifically designed for industrial safety signal processing, serving as a key component for enhancing the contact capacity and safety functions of safety control systems. Combining a practical structural design, reliable safety performance, and flexible application adaptability, this module is widely applicable in industrial automation scenarios demanding high safety standards.

Product Description

Overview
The Schmersal SRB-E-402EM is an output expansion module specifically designed for industrial safety signal processing, serving as a key component for enhancing the contact capacity and safety functions of safety control systems.
I
Core Design & Structure
Connection and Installation Design: Features coded plug-in screw terminals. The coding mechanism prevents reverse or incorrect connections during installation. The plug-in structure simplifies wiring operations and future maintenance, while screw terminals ensure secure wire connections and stable contact, meeting the demands of frequent field debugging and long-term operation in industrial environments.

Housing and Protection: Encased in industrial-grade durable materials, the compact overall structure facilitates integration into existing safety control cabinets. It aligns with standard installation layouts, saving space while ensuring compatibility and coordination with other safety components.
II
Safety & Signals
Safety Contacts and Stop Function: Equipped with 4 safety contacts supporting STOP 0 safety shutdown. This feature enables instant, zero-delay equipment shutdown compliant with international industrial safety standards. It rapidly responds to hazard signals, interrupts hazardous circuits, and reduces operational risks.

Signal Output Capability: Integrated with 2 signal output ports, it flexibly expands the signal transmission channels of the safety system. These ports transmit safety status signals (such as equipment operating status, fault alarms, etc.) to the host computer or display terminal, enabling real-time monitoring of safety processes.
III
Application Scenarios
Typical Applications: Widely compatible with safety controllers, safety relays, and other devices from Schmersal and other leading brands. Commonly used in machine tools, automated production lines, packaging machinery, logistics conveyor systems, and similar scenarios.

Provides signal expansion and safe shutdown support for safety components such as sliding guard doors, emergency stop devices, and safety light curtains, ensuring compliance in industrial production processes and safeguarding personnel and equipment safety.
Specifications
Ordering data
Product type description SRB-E-402EM
Article number (order number) 103041198
Mechanical data
Mechanical lifetime, minimum 10.000.000 Operations
Mounting Snaps onto standard DIN rail to EN 60715
Mechanical data - Connection technique
Terminal designations EN 60947-1
Cable section, minimum 0.25 mm²
Cable section, maximum 2.5 mm²
Tightening torque of Clips 0.5 Nm
Allowed type of cable Solid single-wire, flexible
Terminal (mechanical) Removable screw terminals
Mechanical data - Dimensions
Length of sensor 22.5 mm
Width of sensor 98 mm
Height of sensor 115 mm
Ambient conditions
Degree of protection of the enclosure IP40
Degree of protection of the installation space IP54
Degree of protection of clips or terminals IP20
Ambient temperature -25 ... +60°C
Storage and transport temperature -40 ... +85 °C
Resistance to vibrations 10...55 Hz, Amplitude 0.35 mm, + 15 %
Resistance to shock 10 g/ 11 ms
Ambient conditions - insulation values
Rated impulse withstand voltage Uimp 4kV
Overvoltage category III
Degree of pollution 2
Models & Delivery Information
Model Details
Model: Schmersal Safe signal processing Output extensions SRB-E-402EM
Item number: 103041198
Delivery Parameters
Dimensions: 22.5 * 98 * 115 mm
Weight: 250g
Battery parameters: Without battery

Delivery information typically includes delivery times, shipping methods, packaging, etc., which may vary depending on the seller and the location of purchase.
Manuals & Resources
Schmersal Safe signal processing Output extensions SRB-E-402EM datasheet
Schmersal Safe signal processing Output extensions SRB-E-402EM datasheet.pdf
Download
Frequently Asked Questions
What is the primary function of the Schmersal SRB-E-402EM?
The Schmersal SRB-E-402EM is an output expansion module designed for safety signal processing. It enhances contact capacity and supports safe shutdown functions in safety control systems.
What safety stop category does the module support?
It features 4 safety contacts that support STOP 0 safety shutdown, allowing for zero-delay instant shutdown of hazardous machinery.
What are the terminal specifications and installation options?
It uses removable coded plug-in screw terminals that prevent incorrect wiring. For mounting, it snaps easily onto standard DIN rails complying with EN 60715 standards.
What is the environmental protection rating of the module?
The enclosure provides a degree of protection rated at IP40, while the installation space is rated at IP54 and the clips/terminals carry an IP20 rating.
What is the mechanical lifetime of this output expansion module?
The unit has a high operational reliability with a minimum mechanical lifetime of 10,000,000 operations.
Does this safety expansion module contain a battery?
No, the module operates without any internal battery requirements.

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