Command and signalling devices
Command and signalling devices
The document outlines the Schmersal Group's dedication to ensuring safety in machine operations, highlighting the importance of operator safety and adherence to global safety standards. Schmersal provides a variety of safety switchgear and systems aimed at protecting both personnel and machinery, under the motto "Safety with system – protection for man and machine." The company strives to integrate safety without hindering productivity.
Founded in 1945 by Kurt Andreas Schmersal and Ernst Schmersal in Wuppertal, the Schmersal Group has expanded its product range and global presence over the decades. Notable milestones include the establishment of ACE Schmersal in Brazil in 1974, the acquisition of ELAN Schaltelemente GmbH & Co. KG in 1997, and the founding of Schmersal Industrial Switchgear Co. Ltd in China in 1999. In 2013, Schmersal India became a production facility, and a new European central warehouse was launched in Wuppertal.
Schmersal operates globally with affiliates in approximately 20 countries and sales and service partners in 30 more. The company has production and sales locations in Germany, Brazil, China, India, and other countries, making it a preferred partner for machinery and plant construction worldwide.
The document provides contact information for Schmersal's distributors and partners across various countries, including Peru, Singapore, South Africa, Taiwan, Thailand, UAE, Uruguay, USA, Venezuela, Vietnam, Switzerland, Turkey, Ukraine, UK, Argentina, Australia, Belarus, Bolivia, Brazil, Canada, Chile, China, Colombia, Ecuador, Guatemala, India, Indonesia, Iran, Israel, Japan, Korea, Malaysia, Mexico, New Zealand, Pakistan, Paraguay, and more.
The document includes sections on Schmersal's history, command and signalling devices, various programs (E, N, R, A), contact and lighting elements, accessories, enclosures for surface mounting, control panels, two-hand control panels, joystick switches, and enabling switches.
- Schmersal Group: Specializes in developing and manufacturing switchgears for operation, monitoring, and explosion protection, employing around 180 people.
- Mühldorf / Inn Safety Control GmbH: Focuses on optical electronic components for safety and automation engineering, founded in 1994, employing around 30 people.
- Bergisch Gladbach Böhnke + Partner GmbH Steuerungssysteme: Develops components, controls, and remote diagnostic systems for the lift industry, founded in 1991, employing around 70 people.
- ACE Schmersal (Brazil): Manufactures electromechanical and electronic switchgears, focusing on North and South American markets, founded in 1974, employing around 400 people.
- Schmersal Industrial Switchgear Co. Ltd (China): Develops switchgears for safety, automation, and lift engineering for the Asian market, founded in 1999, employing around 165 people.
- Schmersal India Private Limited: Focuses on switchgears for safety, automation, and lift engineering for the Indian market, founded in 2013, employing around 60 people.
These devices facilitate communication between humans and machines, emphasizing reliability and intuitive operation for safety. They vary based on machine type and environmental conditions, with different construction forms available, including classic command devices, indicator lights, pull-wire switches, foot switches, cross-switches, buttons, two-hand controls, and enabling devices. Schmersal offers a wide range of products for various applications, including hygiene-sensitive areas (Series N) and harsh conditions (Series R). The devices are modular, allowing customization to meet specific application requirements.
- E Program: Universal operator input and display elements for mechanical engineering, plant construction, and automotive applications, featuring anodized aluminum control heads and IP 67/65 protection.
- N Program: Designed for food, hygiene, and outdoor applications.
- R Program: Suitable for heavy-duty applications.
- A Program: Focused on industrial applications.
Emergency stop control devices and illuminated signals are designed for difficult operating conditions, with features like twist and pull-to-unlatch mechanisms, IP65 protection, and compliance with standards such as EN ISO 13850 and IEC 60947. Mechanical life expectancy is up to 100,000 operations. Pushbuttons and illuminated pushbuttons are available in various designs, with mechanical life up to 10,000,000 operations.
This document provides detailed specifications and features of various command and signaling devices, including selector switches, key-operated switches, emergency stop devices, and illuminated signals. These devices are designed for applications under difficult operating conditions, particularly in environments requiring high hygiene standards, such as the food industry.
Selector switches are available in different configurations, including short toggle, long toggle, and key-operated versions. They are designed for mounting diameters of 22.3 mm and 30.5 mm, with housing materials ranging from thermoplastic to metal. These switches are suitable for harsh environments, offering IP65 protection and compliance with IEC standards.
These switches are designed for secure operations with key withdrawal positions. They offer maintained and momentary positions, with mounting diameters of 22.3 mm. The switches are made of aluminum and provide IP65 protection, ensuring durability in challenging conditions.
Special devices include step selector switches and potentiometer drives, designed for applications requiring precise control. These devices feature thermoplastic operating elements and aluminum front rings, with IP65 protection.
The Series N devices are specifically designed for the food industry, meeting IP69K protection standards for high-pressure cleaning. They are modular, allowing for a wide selection of command and signaling devices, and are suitable for outdoor applications.
Emergency stop devices in the N program feature pull-to-unlatch mechanisms and are designed for food, hygiene, and outdoor applications. They offer IP69K protection and comply with IEC and EN ISO standards.
Illuminated signals include LED indicator lights and integrated LED signals, designed for food and hygiene applications. They offer IP69K protection and are available in various color configurations.
Pushbuttons and illuminated pushbuttons are designed for hygiene and outdoor applications, with a mechanical life of 1,000,000 operations. They are made of ABS and PA materials, providing IP69K protection.
This document provides detailed specifications and features of various command and signalling devices under the R program, including pushbuttons, illuminated pushbuttons, mushroom head impact buttons, selector switches, key selector switches, and special devices. These devices are designed for heavy-duty applications and comply with relevant international standards.
These devices are suitable for heavy-duty applications with a mounting diameter of 22.3 mm. The pushbuttons are made of aluminium and glass, while the illuminated versions have aluminium front rings. They are designed to operate in temperatures ranging from -25°C to +75°C and have an IP65 protection class. Both types have a mechanical life of 10 million operations and comply with IEC 60947-5-1 and IEC 60947-1 standards.
Available in versions with and without latching functions, these buttons are also designed for heavy-duty applications. They share similar specifications with the pushbuttons, including a mounting diameter of 22.3 mm, aluminium construction, and IP65 protection. They also comply with the same IEC standards and have a mechanical life of 10 million operations.
The document describes maintained and spring-return selector switches with short and long toggles. These switches are made of thermoplastic with aluminium front rings and are suitable for heavy-duty applications. They have a mechanical life of 300,000 operations and comply with IEC 60947-5-1 and IEC 60947-1 standards.
These switches are key-operated and designed for heavy-duty applications. They feature aluminium construction and offer 2 or 3 maintained positions. They have a mechanical life of 300,000 operations and comply with the same IEC standards.
This section includes step selector switches and potentiometer drives. The step selector switches are cam-operated with a range of switching angles and positions. They are designed for heavy-duty applications and comply with IEC 60947-3 standards.
The AVANTGARDE range offers modern design and ergonomic benefits, including a low installation depth and a modular element system. These devices are designed for easy installation and comply with IP65 protection standards.
These devices are designed for industrial applications with a pull-to-unlatch mechanism and integrated snap-action. They comply with EN ISO 13850 standards and have a B10d NC contact life of 100,000 operations.
Flatter and higher indicator lights are available for industrial applications, featuring thermoplastic construction and central mounting. They are designed to operate in a wide range of ambient conditions.
The document outlines the specifications for various command and signaling devices used in industrial applications. These devices are designed to operate in ambient temperatures ranging from -25°C to +60°C and have an IP65 protection class. They comply with IEC 60947-5-1 and IEC 60947-1 standards, ensuring safety and reliability.
The document provides details on illuminated signals, including type designations and material numbers. These signals come with flat or high collars and are available in various colors, indicated by abbreviations such as SW, GB, RT, GN, WS, and BL. The dimensions for these devices are provided in millimeters.
The pushbuttons are available in standard and high button versions, with a mechanical life of 5,000,000 operations. They are made of thermoplastic material and have a mounting diameter of 22.3 mm. The document lists various types and their corresponding material numbers.
These buttons are designed for industrial applications and do not have a latching function. They are available in different actuating forces and are made of thermoplastic material. The document provides details on the dimensions and type designations.
The selector switches are available in both standard and illuminated versions, with maintained switching positions of 2 to 3 positions. They are designed for industrial applications and have a mechanical life of 100,000 operations.
These switches are used in industrial applications and have maintained positions with key withdrawal options. The document provides details on the dimensions and type designations.
The document describes the contact systems developed for command and signaling devices, ensuring exceptional contact even under harsh conditions. The EF contact system features a self-cleaning four-way contact bridge system, enhancing contact security. Various termination options are available, including screw terminals, cage clamps, and blade terminals.
The document provides technical data for contact elements, including material specifications, utilization categories, and mechanical life. The EF contact elements are designed for high contact security and have a mechanical life of 10,000,000 operations. They are suitable for low voltages and have a rated insulation voltage of 400 V.
1. Pushbuttons and Indicator Lights:
- Available in various configurations including emergency-stop, illuminated, and standard pushbuttons.
- Button surfaces range from 19 × 19 mm to 25 × 25 mm with options for concave buttons.
- Contact configurations include 1 NO, 2 NO, or 1 NO/1 NC.
- Printing on buttons is available upon request.
- Lamp replacement is accessible from the front.
- Available in maintained and spring-return versions with standard or long toggles.
- Key-operated versions offer IP65 protection and removable keys in all positions.
- Contact configurations vary per position, including 2 NO or 1 NO/1 NC.
- Designed for integration with actuating elements and selector switches.
- Options for combination with AZM200 solenoid interlock and BDF200 control panel.
- Preferred types are available for faster delivery.
- Ensure operator safety by requiring both hands to initiate hazardous movements.
- Comply with EN ISO 13850 and EN 574 standards.
- Available in plastic and die-cast aluminium enclosures with options for additional command devices.
- Accessories include mounting posts and safety-monitoring modules.
- Robust and compact, suitable for harsh industrial applications.
- Available in maintained and spring-return designs.
- Detailed ordering suffixes are provided for various product configurations, including color options for buttons and switches.
- For more detailed selection and technical data, users are directed to visit the Schmersal website.
- Products comply with relevant safety standards such as IEC 60947 and EN ISO 13850.
- Two-hand control panels are designed to prevent circumvention of safety functions.
- Schmersal offers consulting, engineering, and integration services through its tec.nicum division, providing support across all lifecycle stages of machinery.
The document provides detailed technical specifications and features of joystick switches, including maintained and spring-return types. These switches are designed for human-machine interface (HMI) applications, allowing multiple machine functions to be controlled with a single, robust switchgear.
The joystick switches are available with up to four switch positions and can be configured with up to eight galvanically isolated contacts. They are offered in protection classes IP65, IP67, and IP69K, making them suitable for outdoor applications with temperature ranges from -25°C to +80°C. A mechanical lock can be added to prevent accidental actuation from the zero position.
- Mounting hole diameters: 22.3 mm and 30.5 mm
- Actuator length: 77 mm or 90 mm
- Material: Anodised aluminum front ring
- Fixing: Lock nut or mounting flange
- Installation depth varies by contact type
- Front plate thickness: 1.5 mm to 10 mm
- Actuating force: Approximately 11 N
- Resistance to shock: 110 g/4 ms - 30 g/18 ms, no bouncing
- Resistance to vibrations: > 20 g/10 to 200 Hz
- Switching frequency: 1,200 s/h
- Electrical connection: Screw terminals, cable section 0.5 mm² to 2.5 mm²
- Rated impulse withstand voltage: 4 KV
- Rated insulation voltage: 400 V
- Thermal test current: 10 A
- Max. fuse rating: 10 A gG D-fuse
- Utilisation category: AC-15 (250 VAC/8 A), DC-13 (24 VDC/5 A)
- Ambient temperature: -25°C to +80°C
- Protection class: IP65/IP67 to IEC 60529
The switches comply with IEC 60947-5-1 and IEC 60947-1 standards, ensuring a mechanical life of 1,000,000 operations and a B10d value of 100,000.
The document lists various contact configurations and optional features such as locking sleeves and bellows for enhanced protection and suitability for outdoor use. The bellows are available in rubber and silicone, with different levels of UV resistance and mechanical life.
The dimensions for both maintained and spring-return joystick switches are provided, detailing the mounting plate specifications and maximum thickness.
The document serves as a comprehensive guide for selecting and understanding the technical aspects of joystick switches, offering a range of configurations to meet diverse application needs.
The Schmersal Group, founded in 1945, is a leading company in the field of machine safety, with a workforce of about 2000 people and seven manufacturing sites across three continents. The company operates in over 60 countries, providing systems and solutions for machine safety to global players in mechanical engineering, plant manufacturing, and various industries such as food production, packaging, machine tools, lift switchgear, heavy industry, and automotive.
- Safety Products: Includes safety switches and sensors, solenoid interlocks, safety controllers, safety relay modules, safety bus systems, optoelectronic and tactile safety devices, and automation technology like position and proximity switches.
- Safety Systems: Offers complete solutions for safeguarding hazard areas, individual parametrization, and programming of safety controllers, and tailor-made safety technology for both individual machines and complex production lines.
- Safety Services: Provided by tec.nicum, which includes seminars and training (tec.nicum academy), consultancy services (tec.nicum consulting), design and technical planning (tec.nicum engineering), and execution and installation (tec.nicum integration).
The document lists contact information for Schmersal's partners and subsidiaries in various countries, including Turkey, Ukraine, the United Kingdom, Argentina, Australia, Belarus, Bolivia, Brazil, Canada, Chile, China, Colombia, Ecuador, Guatemala, India, Indonesia, Iran, Israel, Japan, Korea, Malaysia, Mexico, New Zealand, Pakistan, and Paraguay.
Catalog excerpts
Command and signalling devices Product information m 5CHIT1ER5HL Safe solutions for your industry
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Heinz and Philip Schmersal, managing directors of the Schmersal Group Safety in system – Protection for man and machine Often, it is unavoidable that people have to intervene with the workings of a machine. When this is done the safety of the operator is imperative. This demands the responsibility of the machine operator, which is also required by the world‘s standards and guidelines for machine safety. The Schmersal Group has concentrated for many years on safety at work with our products and solutions; today we can offer the industry the world‘s largest range of safety switchgear and systems...
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■ Command and signalling devices Page E program Page N program Page R program Page A program Page Contact and lighting elements Page Accessories Page Enclosures for surface mounting Page ■ Control panels Page ■ Two-hand control panels Page ■ Maintained joystick switches and spring-return joystick switches Page ■ Enabling switches Page
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Startup of the new central warehouse in 2013 The brothers Kurt Andreas Schmersal and Ernst Schmersal form the company in Wuppertal. The product portfolio is continuously expanded. Many switchgears are used in safety related applications such as in explosive areas. Schmersal is one of the first companies to begin development and production of electronic proximity switches. ACE Schmersal is formed in Boituva, Brazil. Generational change: Heinz and Stefan Schmersal take over the company from their fathers. ELAN Schaltelemente GmbH & Co. KG based in Wettenberg is acquired. The production facility...
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With its own affiliates in around 20 countries and capable sales and service partners in 30 more countries, the Schmersal Group has operations worldwide. We started quite early with the internationalisation of sales, consultancy and production. This is also one of the reasons that we are a favoured global partner for machinery and plant construction and also an approved partner for many medium sized engineering companies with local presence. Wherever there are machines that work with Schmersal safety switches, the nearest branch or representative is not far away. ■ Argentina, Buenos Aires ■ Australia,...
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K.A. Schmersal GmbH & Co. KG ■ Founded in 1945 ■ Around 700 employees Focal points ■ Headquarters of the Schmersal Group ■ Development and manufacture of switchgears and switching systems for safety, automation and lift engineering ■ Accredited test laboratory ■ Central research and development ■ Logistics centre for European markets ■ Founded in 1952 (1997) ■ Around 180 employees Focal points ■Development and manufacture of switchgears for operation and monitoring, safety-related relay modules and controls as well as switchgears for explosion protection Muhldorf / Inn Safety Control GmbH ■ Founded...
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ACE Schmersal ■ Founded in 1974 ■ Around 400 employees Focal points ■ Manufacture of electromechanical and electronic switchgears ■ Customer-specific control systems for the North and South American market Shanghai / China Schmersal Industrial Switchgear Co. Ltd ■ Founded in 1999 ■ Around 165 employees Focal points ■ Development and manufacture of switchgears for safety, automation and lift engineering for the Asian market Pune / India Schmersal India Private Limited ■ Founded in 2013 ■ Around 60 employees Focal points ■ Development and manufacture of switchgears for safety, automation and lift...
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Command and signalling devices Description Command and signalling devices Command and signalling devices makes communication possible between human beings and machines. People expect high levels of reliability from them. Intuitive operation is desirable not just from an ergonomic point of view, but also with regards to safety at work. The type of machine and the environmental conditions mean that the demands made of command and signalling devices are very different. Consequently, there are a wide range of different construction forms. In addition to classic command devices and indicator lights...
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Command and signalling devices E program The Series E command and signalling devices for 22.3 mm and 30 mm installation boreholes have been developed as universal operator input and display elements for all mechanical engineering, plant construction and automotive applications. They are generally integrated in the control panels or enclosures of machines and are in use all over the world. The separate N and R product portfolios are available for applications that make particular demands of either hygiene or the toughness of the command and signalling devices. The command and signalling devices...
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Emergency stop EMERGENCY STOP with release by key Pushbutton Mushroom head impact button/ Emergency-stop pushbutton Key-operated selector switch/ button Selector switch/key button Illuminated pushbutton Illuminated signal Step selector switch Potentiometer drive Mounting flange EFM Mounting flange EFMH Short-stroke key element Mounting flange ELM Securing plate Position switches Light terminal block ELDE… Light terminal block EL… Emergency stop label Emergency stop protective collar EMERGENCY STOP enclosure for surface mounting Identification label Plastic enclosure for surface mounting Adapter...
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* Spring element EFR or EFR.EDRRS must be ordered separately! All dimensions in mm. Height of command device in front of the front panel Installation diameter for the command device head Width of command device head
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Command and signalling devices – E program Illuminated signal General description Applications under difficult operating conditions 22.3 mm Illuminated signal with integrated LED Applications under difficult operating conditions 22.3 mm Glass Aluminium Glass Aluminium Round with flat or high glass 1…6 mm − Round with flat or high glass 1…6 mm ■ Mounting-Ø Housing material Material of operating element Material front ring Other versions are available Mounting-Ø 30.5 mm Vandal-proof devices Technical features Mechanical data Colour Design Front panel thickness Integrated LED 24 VAC/DC * Mounting...
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