The photoelectric sensors of the S3 series are characterised by particularly compact dimensions still offering excellent performances and a wide variety of models.
The wide range of optic functions include diffuse proximity with distance adjustable up to 10 cm or 50 cm, or 12 mm fixed focus proximity. The retroreflex versions reach 3 m and are also available in the polarised version suitable for detecting shiny objects, or low hysteresis models to detect transparent objects. The 5 m through beam models complete the series, together with versions for the different fibre-optics available as accessories.
All models offer trimmer sensitivity adjustment and LED stability indicator; the axial and lateral optics guarantee the same performances. Maximum installation versatility and use are obtained thanks to the configurable output and miniature housing.

The miniature format with dimensions and fixing compatible with market standards, together with excellent performances, long operating distances, cost-effectiveness, easy use and installation, make the S3Z series the ideal detection solution for industrial automation.
Different models are available to satisfy many different application requirements: 15 m through beam, 4 m polarised retroreflex, 70 cm diffuse proximity and another diffuse model for the detection of very small objects at a distance ranging from 50 to 150 mm. Every optic function has different versions with NPN or PNP output, dark or light operating mode and cable or M8 connection.
The plastic housing of the S3Z sensors is completely overmoulded on the internal photoelectric part offering maximum sturdiness and IP67 mechanical protection and thus guaranteeing excellent functioning also in case of frequent washing.

The photoelectric sensors of the S40 series, in the innovative miniature housing,offer all the main optic functions with the advantages of microprocessor control and automatic Teach-in and Remote setting with EASYtouchTM procedure. The series includes different models: 30 cm diffuse proximity and 10 cm background suppression, 4 m retroreflex, 3 m polarised retroreflex, or 0.7 m version for the detection of transparent glass or PET objects, 6 m through beam models, all with visible red emission.
The laser emission is available for retroreflex, proximity and background suppression, offering very high resolution detection. The sensitivity and operating distance setting are obtained by simply pressing the button, or by cable to allow remote control and the mounting in small or difficult to reach areas.
The output can be either PNP or NPN, with cable or M8 connection, depending on the model.

The S41 series offers a basic line of photoelectric sensors in a miniature housing, ideal for applications that require reduced dimensions and costs. The optic functions include a diffuse proximity adjustable from 0 to 35 cm and a 11 cm fixed focus proximity suitable for background suppression; 2.5 m polarised retroreflex, 1 m retroreflex for transparents and 6 m through beam are available for longer operating distances; the latter is also available in a narrow beam emitter version that allows to place sensors side by side without interferences.
The LED emission is red for the fixed focus proximity and infrared for the other models. Two LED indicators are visible on the sensors: a yellow output LED and a green switching stability LED; the diffuse proximity models and a polarised retroreflex version also present a sensitivity adjustment trimmer.
The normally open and normally closed outputs are both present on different poles; cable or M8 connection is offered according to the model chosen.

The new S8 series of compact sensors offers excellent detection performances, usually associated with sensors that have larger dimensions and a higher price. The S8 series is able to solve the most critical sensor applications. A solution for packaging lines, food and beverage industries, automotive, test and assembling machines and electronic plants.
The first models introduced offer coaxial polarised Laser retroreflex, mechanical Laser background suppression, coaxial polarised LED retroreflex for transparent object detection and contrast sensors with RGB emission, coaxial optic and very high resolution in a compact housing.
The Laser versions present extremely focussed spot inferior to 1 mm and switching frequencies that are amongst the highest on the market reaching 10 kHz.
The retroreflex models supply great reliability and plant productivity thanks to an additional ALARM output for dirty lenses. The contrast sensor is the most compact sensor available today with RGB emission and coaxial optics.
Connector M8 or M12 ‘pig-tail’ versions are available.

The new SM123 series offers a complete line of subminiature amplified photoelectric sensors, ideal for mounting in reduced spaces or in presence of particular mechanical obstacles.
The extremely compact dimensions do not limit the detection performances, that suit most of the applications on automatic machinery for packaging, assembling, printing and so on, such as in automatic distribution and vending machines.
All the subminiature sensors of the SM123 series have visibile red emission and are available in the NPN or PNP versions, both with 3 wires 2 m cable connection. The plastic ABS housing guarantees an IP67 protection degree.

The new SMall series offers a complete line of subminiature amplified photoelectric sensors, ideal for mounting in reduced spaces or in presence of particular mechanical obstacles.
The extremely compact dimensions and wide detection field of all modes suit most of the applications on automatic machinery for packaging, assembling, printing as well as in automatic distribution and vending machines. The series offers many different optic functions including 1.5 m retroreflex, 1 m polarised retroreflex, and 2 m through beam. The 15 mm, 20 mm, 30 mm and 50 mm fixed focus proximity models represent a valid alternative to fibre-optic systems and can be used to detect objects with small profiles and poorly reflective materials. All models of the subminiature SMall series have visible red emission facilitating alignment, cable connection and are available in the NPN or PNP versions with NO-NC double output. The plastic housing guarantees an IP67 protection degree.

Voltage 10 to 30 V DC
Sensing range 300 to 6,000 mm
Through-beam sensor
PNP
NPN
Cable connection
Plug connection

Voltage 10 to 30 V DC
Sensing range 0 to 1,000 mm
Diffuse sensor
PNP
NPN
Cable connection
Plug connection

The W100 is a complete photoelectric switch series in miniature housing and provides large scanning ranges at an economical price.
Convenient details simplify handling for assembly, operation startup and maintenance, for example:

• Sensitivity setting (optionally without),
• Light/dark switch (optionally without),
• Optionally connection cable or M8 plug, 3-pin,
• Easy mounting through integrated mounting hole M3.

The M8 plug model especially provides an extremely simple solution for the island technologies being used increasingly. This makes the W100 especially interesting for the industries: storage and conveyor technologies and packaging technologies.

The W100L photoelectric switch series offers laser sensors in a miniature housing. In upgrading the successful W100 series with laser technology, an even wider spectrum of applications can be economically implemented.
The small laser light spot and the high switching frequency enable the detection of small objects in highspeed processes. Apart from the benefit to the application, the small and easily visible laser light spot enables easy alignment during installation.
The compact housing creates new applications for laser photoelectric switches where mounting space is at a premium and thus compliments the development trend towards ever more compact machines.
Where applications demand it, the sensor can be adapted for light or dark switching by the use of a rotary switch.

W12-3 - best performance in a metal housing, offering a clear advantage over conventional optoelectronic sensors in terms of object detection, survival in industrial environments and sensor monitoring.
W12-3 reliably operates under any ambient conditions, in the temperature range from -40 °C to +60 °C. W12-3 meets the requirements of IP 69K protection. The ECOLAB test proves its high resistance to detergents and disinfectants. Unwanted ambient light sources such as ceiling lights and optical reflections are identified, assessed and suppressed. W12-3 is protected effectively from electromagnetic fields.
W12-3 adapts to your system.Rotatable plug or cable connections provides increased mounting options, whilst common design features, such as dovetail mounting, permit maximum flexibility in selecting sensors. Thanks to its slim-line housing design, the W12-3 is easy to integrate.
Commissioning a W12-3 is quick and easy. The easily visible 360° status LEDs are useful aids to sensor diagnostics during commissioning, adjustment or when in operation. The scanning distance is adjusted either traditionally using potentiometers, or via Teach-in. Place object in the beam path, press button, ready.
WT12-3 with IO-Link offers expandable diagnostics.For example, the scanner can be parametrised and monitored via field bus connection, allowing reduced downtime during product changeovers.
!!<<b>W12-3: convincing through variety. Top sensor technology, ideally adapted to the individual application, provides solutions to a wide range of Automation technology tasks. Whether in the packaging, pharmaceutical, bottling or printing industry, W12-3 is always the right choice.

The solution for customer-specific requirements: configurable evaluation units with digital and analogue outputs and external laser heads. By separating optics and evaluation, the W130L offers compact laser sensors with extensive functionality, allowing the configuration-based setup of application-specific sensor functions. Fast and easy commissioning is implemented by clear Teach-in functions.

Included in the system
The sensor heads offered, comprise a photoelectric proximity switch, a photoelectric reflex switch and two throughbeam photoelectric switches with small laser spot or a parallel laser line 30 mm in width. The combination of the analogue output and two switching outputs is the basis for a variety of application solutions, such as edge control or sorting parts.

Application-oriented, easy commissioning

• 1 or 2 point Teach-in: for the safe Teach-in of switching points
• Auto Teach-in: for Teach-in during a running process
• Zone Teach-in: for the Teach-in of an upper and lower switching threshold
• Transparent Teach-in: for transparent objects such as bottles or films

The W140-2 is a complete photoelectric switch series in miniature housing. It especially provides extensive scanning ranges for challenging requirements.
The W140-2 highlights:

• Through-beam photoelectric switch:
  Scanning range = 16 m.
  Accessories: Slotted masks, polarisation filter tip adapters
• Photoelectric reflex switch with polarisation filter:
  Scanning range = 6.5 m (PL80A)
• Energetic photoelectric proximity switch:
  Scanning distance = 1000 mm; for standard scanning jobs
• Photoelectric proximity switch with adjustable scanning distance and background suppression (BGS):
  Scanning distance = adjustable up to 500 mm.

Detect and count conveyed objects in standard applications reliably and economically - and do it at economical prices - these are the two pivotal demands of market puts on a sensor for standard applications. The new W 14-2 photoelectric switch series fulfills these requirements market for standard sensors both from a technological and economical standpoint. A choice of sensing techniques are available to handle your jobs with the photoelectric proximity switch with adjustable background blanking or energetic with Teach-in function as well as the WL 14-2 photoelectric reflex switch and the WS/WE 14-2 through-beam photoelectric switch.
These sensors are used traditionally:

• Conveyor enginering,
• The packaging industry,
• Automation technology.

The W150 photoelectric switches provide the system data and features of standard photoelectric switches without restrictions. The high scanning ranges are a special focal point. W150 devices are always the right choice when little space is available for equipment mounting.
Consequently, they are especially successful in the typical application fields:

• Electronic components and printed circuit production,
• Packaging and graphic arts industries,
• Assembly and handling technologies,
• Special mechanical engineering tasks.

All electrical and mechanical values fulfill the standard for adjustable potentiometers, IP 67, VS= 10 ... 30 V DC, PNP or NPN switching output, M8 plug or cable. The visible red light of the transmission LED simplifies handling additionally.

Simple handling, large scanning distances, reduced number of types thanks to integrated L.ON/D.ON switches are system focal points. All W160 optics variants are available in two housing models with axial or 90° light emission.
W160 are especially well-suited for use in the branches:

• Food and beverage industry
• Electronic components and circuit board manufacturing
• Packaging and printing industry
• Assembly and handling technology
• Special mechanical engineering
• Conveyor technology.

System focal points are small, precise light spot for small objects, including transparent ones, and highspeed applications. Teach-in function external or at the push of a button with high precision simplifies handling. Sturdy, sealed-in housing enables use even under difficult ambient conditions. The W160T even fits in small spaces thanks to its compact design. This makes it especially easy to mount. All W160T variants are available in two housing models with axial or 90° light emission.

Thanks to the system’s large scanning ranges, stainless-steel housings, red transmission light and the deliberate omission of operating elements, this series of photoelectric switches offers major benefits for the user, such as simple handling and high functionality.
The L.ON/D.ON control cable reduces the number of variants by half. The W 170 switches have, therefore, proven particularly successful in the following sectors:

• conveyor systems,
• packaging industry,
• assembly and handling systems,
and
• construction of special-purpose machines.

The WTV 18-2 photoelectric proximity switch has been specially developed for and with the packaging industry. Its features include: its broad optical basis, internally adjustable optics, stateof-the-art electronics, powerful background suppression and optimised light spot geometry which together provide a previously unattainable level of immunity against ambient reflections. The detection of plastic bags on a conveyor belt, glossy and differently sized coffee packets or drinks cartons before being packed, cakes packed in plastic film on a stainless steel chain conveyor, or drinking straws attached to drinks containers - all of these tasks can be mastered without any problem with the WTV 18-2.

In Automation Technology, customers demand optical sensors, which can reliably solve complex
applications, which are capable of operating at high processing speeds and which provide a high level of in-service availability under arduous operating conditions. The W18-3 Series is recommended.
The W18-3 Series is the result of a vast amount of experience and many years of knowledge gathered from thousands of applications, from which the user can now benefit.
The main target industries for the W18-3 Series are:

• Packaging industry,
• Food and confectionery industry,
• Storage and conveying,
• Wood processing.

Demanding tasks with customised functionality of the sensor are typical requirements. With the W 190TL series of laser sensors, we have a convincing answer. The sensors can be configured via a function menu with display and have a red light laser of protection class 2. This ensures a precise, clearly visible light spot which enables fast and exact alignment even for smallest objects.
Further configurable functions of the W 190L High Grade series:

• On/off delay up to 10 s; one shot signal,
• light-/dark switching,
• External Teach-in or Teach-in by keystroke,
• Exact adjustment of the switching threshold down to the last digit,
• keylock.

Do your customers require reliable, economical Laser Technology for standard applications? The photoelectric switches W 190 L series with laser technology are reliable, user friendly and economical.
All sensors have red-light laser diodes, which conform to Protection Class 2. The precise visible light spot allows fast and accurate alignment of the sensors to the target. The small light spot allows the reliable detection of even the smallest objects.
The sensors’ fast response times make them ideal for most highspeed applications.
A standard feature is the light/dark selector switch, providing great flexibility and allowing the W 190 L to be adapted to a wide variety of applications.
The option of a rotating M8 connector or 2 m cable version is available as standard, and yellow and green LEDs provide practical and user friendly assistance with commissioning and calibration.
The compact, industry-standard plastic housing permits the use of the device even in harsh environments.

Confined spaces in and around machinery and yet the sensor must meet exacting requirements?
The Series W 2 photoelectric switches and photoelectric proximity switches, in two specially developed housing configurations, fit into the smallest spaces and are suitable for virtually any task. Largely insensitive to ambient light and unwanted background reflections, these sensors reliably perform their tasks, even in arduous daily industrial use.
The W 2 range offers particular benefits:

• Small housing dimensions allow fitting very close to objects.
• Fast commissioning, easy connection, alignment – ready.
• Laser-like light spot dimensions enable precise detection, e.g. for positioning tasks.
• Even transparent objects or product with reflective surfaces can be detected reliably and accurately.

It is the little things that make you big: minimum size, maximum versatility.
Three versions of the W4-3 series offer the users the following benefits for their application:

• Clearly visible light spot.
• Photoelectric reflex switch with switching threshold adaptation and autocollimation.
• Best background suppression in its class.
• Optimum ambient light suppression.
• Hygienic and safe to use in aggressive environments.

Whe W9-2 series is as versatile as the tasks in automation. The standardized, compact housing model makes it possible to use high-performance sensors that operate reliably even in cramped mounting conditions. All W 9-2 models have red light transmitters as a standard feature. The sensor can be aligned on the object quickly and precisely using the visible light spot. In the models with Teach-in function, the sensor optimizes its sensitivity automatically to the given operating conditions at the push of a button.
There are multifaceted applications in the targeted main branches thanks to this great variety of products:

• Storage and handling engineering,
• Packaging industry,
• Electronics industry,
• Elevator construction.

The W9 Laser series provides a complete series with innovative laser technology in compact plastic housing. Because our devices are controlled using the most modern ìP technology, we can provide a laser series that has excellent performance data in addition to its small size and slight weight.

• Proximity switch with background suppression, which can be set very precisely,
• Photoelectric switch with simple Teach-in operation,
• Through-beam photoelectric switch with simple Teach-in operation,
• Temperature-compensated laserprotection electronics make constant performance of the laser possible in laser protection class 2.

The most important market requirements for photoelectric proximity switches in demanding applications are economic efficiency, reliability and easy operation. The WT190T series composed of the photoelectric proximity switch WTB190T with background suppression and the WTV190T with foreground suppression fulfill these requirements. The WT190T stands for innovative technologies for solving multifaceted tasks.
WT190T can be used meaningfully in the following fields:

• Packaging industry,
• Electronics industry,
• Handling/robotic systems,
• Special-purposes construction machine.