As a result of the evaluation, corresponding. Sheet Metal Thickness and Double Sheet Detection Series Double Sheet Metal Monitor BDK Order Data (designation / ref. 15 de. From ultrasonic sensor for water levels in residential tanks to ultrasonic sensor for cars to use when they are reversing, there are endless products available here. ). e. Models table for series Metal-sheet Double-feed Detector GD. 2. Double sheet detection of steel sheets with 1 mm thickness, 120 % double sheet threshold and two PW42AGS sensors requires in the sequencer mode only 115 milliseconds. 3, semi-conductor relay outputs BDK-ET/FP-1. In case of CD102year2000, first unit electrical box has been already prepared for detector and DSD condition is diplayed in feeder LCD. Double Material Detection Technology Technology—Basics 3. more. ParaCrawl Corpus. Finally, simple misalignment of the sensor can influence measurement, especially when the emitting and receiving units are separate. The double sheet detection is based on the ultrasonic thru-beam principle. Programs: 255 measurement programs possible. The attenuation of the receiver signal is displayed, analyzed and issued as a 0-1-. Roland double metal detectors for steel, aluminum, or stainless steel blanks are therefore an important precondition for press automation. N. A. 4 Ultrasonic Label Detection 4 Technology—Influencing Factors 4. 1 Single slitting machine for tinplate or metal sheets is equipped with double sheet detection. 4 M. If different types of sheets are processed, the I20 offers the best choice. Failure to detect double sheets of metal or improper thickness can damage tools and dies, resulting in costly repairs and downtime. The "double sheet detection" or "double material detection" application originally comes from the printing industry. Also there is a bearing located directly. The following situations can be detected: No sheet, i. Apr 2014. The dbk+5 is manufactured by Microsonic. presses) with automatic feeding systems such as destackers, robots, feeders, etc. No TEACH-IN required. The DS1522 is capable of retaining up to 64. The Eagle Eye AA by Roland Electronic is a Double sheet detector which is designed for metal sheets. It is provided with an electronic circuit box which is installed with a number of encoders, transmitters and receivers for the. The control circuit must work DUAL PROBE DOUBLE SHEET DETECTION Dual Probe Double Sheet Detection uses two probes to measure the thickness of the metal or the presence of two or more sheets of metal. The following situations can be detected: l No sheet, i. Applicable Controller. e. € 546,60 excl. Before the belts receive suction and drive power, a suction cup raises the top sheet at a location between the belts to produce a corrugated shape in. Double Sheet Detection is an important part of quality control to prevent two or more sheets of metal from entering into a process at one time. Have a question? Email us. Sheet Detector Tab Orange Tip for Baum BAU-50498. Cable length max. Models in DD series by KEYENCE America: Amplifier, Cable, Optional parts, Sensor head. - . Run 4 trip 5 – 705mm ~ 720mmDouble-sheet detector. After removing the (double) sheets from the sensor(s) +24VDC SENSOR +24 VDC1 SPS /IPC the sensor output switches back in the no sheet / one sheet position. A good double sheet detector must have a wide detection range to cater to different metal thickness and withstand the harsh environment of the production line. Lithrone 40 Mechanical Double Sheet Detector Cleaning and Adjustment 1. 160 kg. Sensor manufacturer SICK has introduced a ‘plug-and-play’ double sheet detector that promises to cut downtime and scrap for paper and board manufacturers and converters. DOUBLE SHEET CONTROL SYSTEM I100 Application When feeding sheets automatically, more than one sheet can be inadvertently fed into the processing machine. Ultrasonic double sheet sensors from Pepperl+Fuchs are ideal for double-sheet monitoring of paper, cardboard, plastics, metals, and more. The task of the double-sheet sensor is to identify two or more pieces or sheets inadvertently adheri. There, the occurrence of a double sheet must be reliably detected with an extremely short delay in. The double sheet detection is based on the ultrasonic thru-beam principle. ) If all else fails you can turn off those sensors (not reccomended) seanryder, May 2, 2014. No adjustments, no settings required to differentiate single & double sheets of paper, synthetic or similar material even with dissimilar combinations. double end detection on a seamer: Double Sheet Detectors (Examples) More applications on canmaking machines: Fig. Currently running 24 page on 45gram Machine is available i. Recommended Substitutes. DESCRIPTION. US$ 2-100 / Piece. They incorporate a meter to detect ground leaks and unauthorized illegal taps, greatly reducing annual water expenses. pdf 1. 產品說明double sheet sheet detector detector document Prior art date 2000-11-15 Application number NL1016616A Other languages Dutch (nl) Other versions NL1016616A1 (en Inventor Pieter Berend Johannes Deen Frederik De Jong Original Assignee Ocu Technologies B V Priority date (The priority date is an assumption and is not a legal conclusion. 16 in) sheet. The following situations can be detected: l No sheet, i. When paper beyond a certain preset thickness passes beneath the roller, the detector shuts off the feeding unit and/or the printing unit. Different sheet materials and layer thicknesses can beThe invention relates to a high-precision ultrasonic double-sheet detector. Find out all of the information about the Leuze electronic GmbH + Co. Insensitive to printing, colors,. Double sheet detector for automated transaction machine: 2001-06-05: Ma et al. The following situations can be detected: No sheet, i. 05 - 4 mm (. They are used to prevent more than one layer of material from being fed into a machine. . Data sheets. UM18 Double Sheet Detector 超音波感測器 為您的印刷任務提供最高生產率 技術資料一覽 解析度 雙張未完全粘合 數位輸出 種類 PNP / NPN (依型號而定)-IP等級 IP67 1) 1) 投光器與受光器之間的電纜線公接頭符合IP20. 1 to 6. Underneath the feed board on the DS you should find a black box which is mounted to the side frame. The universal BDK-Doublesheet-Detector-system is firmly established in the automotive industry. The "double sheet detection" or "double material detection" application originally comes from the printing industry. But I install ultrasonic double sheet detector. Mar 16, 2023 (The Expresswire) -- "Double-Sheet Detector Market" Size, Share and Trends Analysis Report 2023 - By Applications (Packaging Industry,. | 684 followers on LinkedIn. 16in. Double sheet and double material sensors distinguish between empty gaps, one, and two layers of material, including paper, metals, wooden boards, and. Double Sheet Detection. The Pepperl+Fuchs UDC-18GM-400-3E3 ultrasonic double sheet detector is designed for a wide range of applications and is able to check all materials, from transparent film and thin film sheets to plastic plates 2 mm thick. Inch the press to 147 degrees and check the values in these positions. In addition to the connection of one sensor an option is available to connect four sensors of the same type (E20-4P). 5 lbs. double sheet sheet detector control unit document operator control Prior art date 2000-11-15 Legal status (The legal status is an assumption and is not a legal conclusion. When sheets and blanks are fed automatically into processing machines, it is necessary to prevent two or more. Back SubmitThe double-slit experiment is an experiment in quantum mechanics and optics demonstrating the wave-particle duality of electrons, photons, and other fundamental objects in physics. Page 1 RO L A N D DOUBLE SHEET CONTROL UDK20 Double Sheet Detector NOW AVAILABLE: R1000 series UDK20 > Panel mount enclosure > All common fieldbus standards Electro magnetic and eddy current principles integrated in one sensor - microcontroller based Only one linearized sensor for ferrous and non-ferrous materials FE materials for sheet thickness up to max. 18, 1962 A. ) sheet. This technology. Printers Parts & Equipment has been in operation since 1972. A double sheet detection system with ultrasonic sensors is designed for providing scanning equipments with rapid and accurate double sheet detections and it's suitable to different kinds of paper. The Model DS101 Double Metal Sheet Detector comprises a control module in a polycarbonate housing with a single probe to form a system that detects the thickness of ferrous (magnetically attracted) metals passing the face of the probe. . They have, e. Probe Models PM4, PM10 and PM15 operate with both detectors. The Model DS62 sinks current through both outputs. 002in. the same interfaces to the PLC and the press controls and an identical control panel. This is prevented by the reliable detection of double. A100 Rev. The detector system may be used on automatic sheet feeders where double or overlapped sheet material may jam or damage the receiving machine. 1N . the measuring channel or the program by the PLC. e. 2 mm thickness). The ultrasonic double-sheet detector is used wherever automatic differentiation between single and double sheets is necessary to protect machines or prevent rejects. The dual head Double Sheet Detector I100 has been designed to prevent such events. The Model DS152 Double Metal Sheet Detector comprises a control module in a sheet metal housing with two probes to form a system that detects the thickness of metals passing between the probes. air. Ultrasonic double-sheet detectors distinguish between single and double sheets of paper, plastic, or metal foils to prevent waste or machine damage. Bounty Hunter Junior: best for younger kids. ) Expired - Fee Related Application number JP2001347007A Other. KG product: double metal sheet detector VDB 12B/6. 4 / 13. The double sheet detection is based on the ultrasonic thru-beam principle. air l Single sheet l Double sheet or multiple sheets (a statement on the number of sheets is not possible here) The signals are evaluated by a microprocessor system. or more. Non-Ferrous Metal Sensors IBD - Non-contact detection of non. 60 mm , optimal distance: 45 mm. As a result of the evaluation, corresponding. Functional description The SA612A is a Gilbert cell, an oscillator/buffer, and a temperature-compensated bias network as shown in Figure 3. MICROSONIC GmbH - Double Sheet Detectors – using ultrasonic technology has broken all previous performance records. Other Details B2E Surplus offers a 90-day warranty on all sales. detects double sheets, blanks, and ends to avoid tooling breakage The IS231 Double Sheet Detector is a fully automatic sensor that never requires any adjustments during change of sheet thickness. 2. If a double sheet occurs, it is turned or lifted. DOUBLE SHEET DETECTION. Using a good grade of spray contact cleaner such as CRC QD, flush all dirt and grease from all the moving parts surfaces. A100 Rev. 15 en. The [Rapid Recovery System Settings] dialog box opens. If more than two sheets pass the detector. It is easy to install this detector in CD102, SM102or any Heidelberg presses. New: Our innovative eddy current sensor for the detection of layers,. Series 709DCDA Double Check Detector Assembly Backflow Preventers are designed to prevent backflow of non-health hazard fire protection system substances from being pumped or siphoned into the potable water supply. Ultrasonic technology makes double-sheet detection easy. Aug 2, 2009. Place a rag on the feedboard to prevent excess cleaner from dripping on the feedboard. used. A double sheet detector includes a pair of rollers forming a nip through which a fed sheet passes, causing the rollers to separate. The double sheet detection is based on the ultrasonic thru-beam principle. Series GRM Pneumatic Workholding Clamps are ideal for sheet metal clamping and feature a simple design, high clamp force, and durability. Price Double Sheet Detector DD series. 3 — 4 June 2014 4 of 19 NXP Semiconductors SA612A Double-balanced mixer and oscillator 7. Controller, Sensor, Mounting Bracket, and Cable sold separately. #5. Let Brett Vance, business development manager of general metal forming industries for Prime Controls, Kettering, OH, explain. Main & Bypass Rubber Repair Kit 8" - 12" 350DA used with RK8-350DA. no) ADD1/2-1. air l Single sheet l Double sheet or multiple sheets (a statement on the number of sheets is not possible here) The signals are evaluated by a microprocessor system. Reliable double material detection is easier than ever before with the new range of IO-Link double sheet sensors in an M18 or M30 design from Pepperl+Fuchs, the market leader in ultrasonic sensor technology. This system is especially suited for, but not limited to,. DOUBLE SHEET DETECTION SYSTEM 1100-S-WI Measurement principle The system functions according to the induction principle. . Our systems are created by combining a control4 colour offset Heidelberg SM74-4 low pile 1994 115 mio. The double sheet detection is based on the ultrasonic thru-beam principle. - . 2013 Fault messages, causes and remedies Blank page ROLAND ELECTRONIC GmbH · Otto-Maurer-Str. Up to four double sheet sensors of the same type can be connected (Version 4P) ROLAND ELECTRONIC Double Sheet Detection System UDK20 Electro magnetic and eddy current principles - integrated in one sensor Panel mount All common fieldbus technologies V_/ Single probe contact double sheet control of ferrous and non-ferrous materials. 9 M A100 Datenblatt. 288. the bottom one (transmitter) should be 7mm below the feed board and the top one (receiver) should be 33mm above the feed board. For thicker materials, plastic sheets and coarse corrugated cardboard, the dbk+5 ultrasonic double-sheet detection is used. pdf 1. com Mar 16, 2010. 14 MB]. The apparatus includes radiation emitters (14, 34) and radiation detectors (20, 40, 42). Double sheet control. Backed by 25+ years of experience, Prime Controls’ extensive line of world-class double sheet detection solutions improve your bottom line, boost product quality, and ramp up your manufacturing efficiency. Company Description. Double sheet sensor UDB-18GS-2E3-0,2M-V15. To top. First there is the air gap between sensor and sheet surface (1st air gap) and the air gap between the first sheet and the second sheet (2nd air gap). Backed by 25+ years of experience, Prime Controls’ extensive line of world-class double. 6 /5 ·Double sheet sensor UDC-18GM-400-3E3-Y235849. 7 Safety advices Blank page ROLAND ELECTRONIC GmbH · Otto-Maurer-Str. 1 Overview Depending on the configuration, the Preset Plus feeder can be equipped with up to four. 6 M Eagle Eye AA Data Sheet. Nearly everyone would like to use a double-sheet sensor that acts like a regular proximity switch—that is, one that can detect double blanks reliably from some distance, perhaps up to 25 mm from. Page 7: Declaration Of Conformity According To Ec Directives 1. 1 to 12 mm, Optional version 4P allows the connection of up to four sensors, PROFIBUS and PROFINET Interface available. Function indicators visible from all directions. Minimum sheet size. EIDAM 3,069,601 MAGNETIC DETECTOR Filed Aug. Prime Controls, Inc. 0. As a result of the evaluation, corresponding. $113. 1 to 4 Sensor channels. Quick pricing from your local KEYENCE sales engineer. Double Sheet Detector products found from trusted manufacturers & suppliers Product List Supplier List; Double Sheet Sensors Single Sheet Double Sensor Double Sheet Detector for Paper Sheet. if you are getting a 0000 value, it is possible that the sensor or amplifier is bad. used. Please call or email us with your request. It monitors the sheet. DOUBLE SHEET DETECTION SYSTEM A100 Sensors Abbreviated Set-up T04 018 Sensor data For detailed instructions refer to the Operating Manual Teach-In instructions 1. Total Revenue: US$1 Million - US$2. The Model DS1510 Double Metal Sheet Detector comprises a control module in a sheet metal housing with two probes to form a system that detects the thickness of metals passing between the probes. Double sheet detector51". They exhibit the following common features: Digital display of sheet thickness. (single sheet thickness) - Non-ferrous materials . Double Sheet Metal Sensors with integral evaluation electronics BDK Uno Fe - for single-surface contact measurement, thin ferrous (Fe) sheets from 0. Material weight from 10 g/m 2 up to over 2000 g/m 2. Secure Checkout. Detector Assemblies • • • • • LF870V LF850 Double Check Valve 850/850UAssemblies • • • • LF850/LF850U 876VST Double Check 856ST Detector Assemblies • • • • 765/765U Pressure Vacuum LF767FR Breaker Assemblies • • • • 710/715 Atmospheric Vacuum Breaker • • • Degrees of Health HazardThe Model DS101 Double Metal Sheet Detector comprises a control module in a polycarbonate housing with a single probe to form a system that detects the thickness of ferrous (magnetically attracted) metals passing the face of the probe. All probes are potted. See your schematic diagrams. | Prime Controls is a manufacturer of press protection equipment in the metal forming industry. Mounting of the sensors according to Figure 7 generally results in reliable double-sheet control. A sheet detector can be one of four types: A mechanical sheet detector identifies late sheets, and consists of a moving pin which, when a sheet arrives. 00. The dbk+4 product range is ideal for use where paper is in use, such as sheet fed printing presses, printers, copiers or collating machines. Very short response time. There, the occurrence of a double sheet must be reliably detected with an extremely short delay in order to avoid time-consuming and cost-intensive system downtimes. The non-contact dual head systems are especially well suited for pass-through Double Sheet Detection. 2013 Komori LS 429 + LX. Standard settings or custom configuration. Ultrasonic double sheet sensors help ensure continuous, error-free processes in a range of industrial applications. g. United States. 17 · DE 75210 Keltern · Phone +49 (0)7236-9392-0 · Fax +49 (0)7236-9392-33. This sheet detector consists of an LCD display that shows the visualization of nominal. Security products like agricultural, material handling or food and beverage. Page 2 • Metal present output to verify the sheet has fed properly Probes The DS100 operates with a several different Prime magnetic probes including Models PM4, PM10, and PM15. The universal BDK-Doublesheet-Detector-system is firmly established in the automotive industry. . The product 'UDB-18GS-2E3-0,2M-V15' is already on your watch list. 5500 Order international: +1 609. Search Attributes: Ultrasonic double. The Model DS100 Double Metal Sheet Detector comprises a control module in a sheet metal housing with a single probe to form a system that detects the thickness of metals passing the face of the probe. As a result of the evaluation, corresponding. The device works by measuring the thickness of the material fed, if excessive thickness is detected, the device triggers an alert or halts the process. The 300 kHz ultrasonic transducer is designed for sensing multi-feeding of blank sheets in a scanner, printer, and ATM. It is especially design for probing corrugated cardboard, as. Approx. A lower cost solution may be to use a rotary optical encoder. . New: Our innovative eddy current sensor for the detection of layers,. 14 is a graph showing examples of calculated original phases associated with each correlation filter and a calculated virtual amplitude for a shingled double sheet passing through the detector. Particularities: Linearized air gap tolerant double sheet sensors. A100 Rev. In addition to many controls for the can making and sheet metal industries, we produce a full line of metal sensing devices. pdf 1. the values must be between 400-800. Ultrasonic system for reliable detection of no, one, or two overlapping sheet materials, preferably papers. 1. In addition to the connection of one sensor an option is available to connect four sensors of the same type (E20-4P). The thickness is reported via two form C relays as "nominal", "over", "under" or. show less . BDK Uno NE - single-surface. Also looking to buy a sheet feed. • Dynamic: The double sheet with nominal thickness is moved through the sensor gap while performing the Teach-In for 2-sheet. From ultra-thin lead frames to iron sheets. Keyence. ), single sheet thickness ; Suitable for fluttering sheets ; Easy setup by. Ultrasound double sheet detector Double sheet detector in the pull lay (option) Bundle detector Tear-off. 1. air l Single sheet l Double sheet or multiple sheets (a statement on the number of sheets is not possible here) The signals are evaluated by a microprocessor system. 5 mm (. Then adjust the sheet detector optics, moving them forward in the feed direction until they indicate a mis-registered sheet despite there being a properly registered sheet in the head-stops. Report this post Report Report. Bounty Hunter Tracker IV: also recommended for younger kids. pdf 1. The following situations can be detected: l No sheet, i. metals in front of the probe. Order toll free: 800. The Model DS152 Double Metal Sheet Detector comprises a control module in a sheet metal housing with two probes to form a system that detects the thickness of metals passing between the probes. 1 to 4 Sensor channels. steel sheets with external amplifier 21 Double Sheet Sensors with 0- 10 V for magn. Fill level and empty totes. The detector system may be used on automatic sheet feeders where double or overlapped sheet material. Fig. Kit Contains O-Ring, Check (x2), O-Ring, Poppet Bolt (x12), Seal Ring (x2), and Bypass Rubber Repair Kit. The SheetMaster Compact from TRUMPF is the space-saving and affordable entry-level solution for the automation of your TruPunch 1000 / 2000 / 3000. if there the Double sheet can be faulty and replace, or repair. Single-sided double sheet detector for ferrous material, air gap tolerant,for sheet thickness from 0. The dual head sensors are the transmitter and receiver. 1 Overview Depending on the configuration, the Preset Plus feeder can be equipped with up to four systems for double-/multiple-sheet detection. The following situations can be detected: l No sheet, i. Ferrous materials: no force after measurement, up to 4 mm (. 435. The radiation emitters are operated to emit radiation at periodic intervals. 2 x pnp. 25mm to a max of 2. MAGNETIC DETECTOR 3,069,601 2 Sheets-Sheet l A. The doublesheet sensor has to be mounted with a special inclined angle toward the material when working with thicker plates that are made from materials such as cardboard, metal, plastic or foil (e. pdf 1. It is composed of the circuit to transmitting ultrasonic wave, the circuit to process ultrasonic wave received and the determination circuit. 04 to 4 mm sheet thickness. Keyence. 884. The double sheet detection is based on the ultrasonic thru-beam principle. Our systems are created by combining a controlSingle Sided double sheet detector for all metals 0,05- 4mm thickness. As a result of the evaluation, corresponding. Construction Pulp and paper Material handling Level measurement Diffuse and Retroreflective Mode Sensors Ultrasonic sensors are most commonly used in the diffuse. Many translated example sentences containing "double sheet detector" – French-English dictionary and search engine for French translations. Circuit Breaker Switch 15 AMPS for Baum Folder BAU-30920. used. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed. DOUBLE CTRL PROBE ® DESCRIPTION The Model DS160 Double Metal Sheet Detector comprises a control module in a sheet metal housing with one probe to form a system that detects the thickness of non-ferrous metals in front of the probe. g. Single sheet. A low cost encoder with only 256 pulses per turn can resolve 1. identifies two or more sheets of material on top of each other. The following situations can be detected: No sheet, i. The ultrasonic double-sheet detector is used wherever automatic differentiation between single and double sheets is necessary to protect machines or prevent rejects. After removing the (double) sheets from the sensor(s) +24VDC SENSOR +24 VDC1 SPS /IPC the sensor output switches back in the no sheet / one sheet position. The effect of these vibrations is a very small sonic wave on the other side of the sheet being spread. Double sheet or multiple sheets (a statement on the number of sheets is not possible here) The signals are evaluated by a microprocessor system. The amount of separation is transmitted to a transducer which generates a signal proportional to the sheet thickness. e. Double Material Detection Technology Technology—Basics 3. Ambient dataDouble Sheet Detector From Germany We represent :- M/s. The DS-FLEX is a multi-channel, mix-n-match double sheet detector that offers users the ability to detect double sheets of metal, the presence or absence of metal, all within one detection system. It also sees the dark area and thinks you dropped a sheet. 2. Insensitive to printing, colors, and shining surfaces. 04 - 3. Tags. The bottom roll (Fig. Mechanical Double Sheet Detector. In various industrial processes involving paper handling, such as printing, packaging, and manufacturing, the occurrence of double sheet feeding can lead to significant production issues, decreased…These electrical signals areprocessed by the control unit and sent to the machine controls for use as a switch signal. The detection system can be activated manually or automatically, ensuring use of the most favourable sensor type for the current substrate. These control systems detect double sheet instances, where the metal is able to pass between the sensor for a non-contacting, non-marring solution. The detector system may be used on automatic sheet feeders where double or overlapped sheet material may jam or damage the receiving machine. Ultrasonic double sheet sensors from Pepperl+Fuchs are ideal for double-sheet monitoring of paper, cardboard, plastics, metals, and more. Features Applications Model . 3 Ultrasonic Splice Detection 3. Free on-site demonstrations and testing. bopster, Apr 12, 2014. Only the selected side guide will show feedback. The easy set up can be done by a key operation or via the control input. METHODS FOR DETECTING DOUBLE SHEETS . DOUBLE-SHEET DETECTOR Operating Procedure (1) Turn the ON-OFF switch [1] ON. The Model DS161 Double Metal Sheet Detector comprises a control module in a sheet metal housing with one probe to form a system that detects the thickness of non-ferrous metals in front of the probe. The "double sheet detection" or "double material detection" application originally comes from the printing industry. Also for: A100. Ultrasonic system for reliable detection of no, one, or two overlapping sheet materials, Insensitive to printing, colors, and shining surfaces, Very wide material spectrum, finest papers up to thin sheet metals as well as plastic- and metal foils, Sensing range: 20. The IS231 Double Sheet Detector is a fully automatic sensor that never requires any adjustments during change of sheet thickness and material. The thickness is reported via two form C relays as “nominal”, “over”, “under” or “nothing”. 4528 Gateway Circle T 937. Programs: 255 measurement programs possible. Leading edge detection. DSD-36 Double Sheet Detector Features: Detects the thickness of ferrous metals on the face of th. 3 mechanical double sheets detectors 1 electronic double sheet detector 2 inter decks dryers IR/TL between 2 coating unit Final Dryer IR/TL/UV Rolandsecomatic PressManager Smart- Man online . IN STOCK! IT01EZ Sensors & Switches from JUNGMICHEL 2-Year Warranty, Radwell Repairs - DISCONTINUED BY MANUFACTURER, SHEET DETECTOR DOUBLE, AMPLIFIER WITH EXTERNAL SHEET THICKNESS ADJUST AMPLIFIER, LED- INDICATORS AND RELAY OUTPUT. DESCRIPTION. 6. An image reproduction device is provided with an automatic feed unit for documents; a double-sheet detector for detecting more than one single sheet as the document for copying; an operator control unit provided with an operator control panel; and a control unit connected to the said units for controlling the automatic feed unit, processing the signal. A100 Rev. Signal conditioners (50) receive signals from the radiation. Double sheet sensors are ultrasonic thru-beam sensors that have been optimized specifically for sheet feed applications, including double sheet detection, label counting, and splice detection. Single - sided contact double sheet control of ferrous materials, air gap tolerant, for sheet thickness from 0. Particularities: Linearized air gap tolerant double sheet sensors. The detector system may be used on automatic sheet feeders where double or overlapped sheet material may jam or damage the receiving machine. 5344-61-654 DOUBLE SHEET DETECTOR SENSOR FOR 3302H & 3304H. But in sheet feed printing and stamping process, doubles are definitely viewed as a negative connotation. 3.