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Summary of Contents for Metrologic MH941
- Page 1 METROLOGIC INSTRUMENTS, INC. MH941 Hand-Held Laser Scanner Installation and User’s Guide MLPN 2183 Printed in USA October 1998...
- Page 2 Locations: USA Corporate Headquarters Europe Metrologic Instruments, Inc. Metrologic Instruments GmbH 90 Coles Road Dornierstrasse 2 Blackwood, NJ 08012 82178 Puchheim b. Customer Service: 1-800-ID-METRO Munich, Germany Tel: 609-228-8100 Tel: 49-89-89018-0 Fax: 609-228-6673 Fax: 49-89-89019-200 info@metrologic.com metrologic@europe.metrologic.com www.metrologic.com ASIA South America Metrologic Asia (PTE) Ltd.
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Page 3: Table Of Contents
Parts of the MH941 Scanner ........ -
Page 4: Introduction And Identification
Introduction and Identification When using the MH941 scanner with a decoder not manufactured by Metrologic, scanner operation is dependent upon your decoder. Since there are many decoders available, refer to your decoder’s documentation concerning scanner requirements and operation. When using a Metrologic hand-held scanner with one of Metrologic’s fixed... -
Page 5: Unpacking List
Unpacking List The following will be found in the shipping carton: Installation and User’s Guide MH941 Hand-Held Laser Scanner If anything is missing or to order additional items, contact your dealer, distributor or call Metrologic’s Customer Service Department. -
Page 6: Connecting The Mh941 Hand-Held Scanner To The Fixed Scanner And Host Device
EN60950. 1. Make sure the host system is turned off. 2. Connect the head cable of the MH941 hand-held scanner to the cable terminated with a 9-pin connector attached to the fixed scanner. 3. There are two ways to connect the fixed scanner to the host device... -
Page 7: Connecting The Mh941 Hand-Held Scanner To The Decoder/Controller
Since there are many different types of decoders, refer to your decoder’s documentation to connect the decoder to your host system. For a listing of the cable pin assignments for the MH941 scanner, refer to the section MH941 Scan Head Pin Assignments pages 22 and 23. -
Page 8: Parts Of The Mh941 Scanner
Parts of the MH941 Scanner Becoming familiar with the features of the MH941 scanner will help when operating the scanner. The following illustration and list explain the pertinent parts. Figure 2 Laser Output Window The laser beam emits from this aperture. -
Page 9: Audible Indicators
Audible Indicators There are audible indications that signal the status of your scanner. These indications are dependent upon the decoder being used. The function of these indications may not work as described below if using a decoder not manufactured by Metrologic. -
Page 10: Signaux Acoustiques
Signaux acoustiques Il existe des signaux acoustiques qui vous informent sur l'état du scanner. Ces signaux dépendent du décodeur que vous utilisez. Il peut arriver que les fonctions de ces signaux ne correspondent pas à celles qui suivent si vous utilisez un décodeur qui n'a pas été... - Page 11 Dekodierer. Es kann sein, daß die Funktionen dieser Anzeigen nicht den nachfolgend angegebenen entsprechen, falls Sie einen Dekodierer verwenden, der nicht von Metrologic hergestellt wurde. Ist der Scanner in Betrieb, so sendet er akustische Signale aus. Diese Signale geben Ihnen Aufschluß über den Abtast- und Scannerstatus. Einmaliges Piep- Wenn dem Scanner erstmalig Energie zugeführt wird,...
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Page 12: Segnali Acustici
è stato fabbricato dalla Metrologic è possibile che le funzioni di questi segnali non corrispondano a quelle qui di seguito indicate. Se lo scanner è in funzione esso emette segnali acustici. Questi segnali Vi informano sullo stato della scansione e dell’apparecchio. -
Page 13: Visual Indicators
Metrologic is being used. Located at the top of the scanner are two LEDs: red and green. The flashing or stationary lights of the LEDs signal the status of the scan and scanner. - Page 14 à celles qui suivent si vous utilisez un décodeur qui n'a pas été construit par Metrologic. Sur la partie supérieure du scanner se trouvent une diode LED rouge et une diode LED verte. Les diodes rouge et verte clignotantes ou allumées vous informent sur l'état de palpage et de scanner.
- Page 15 Hostrechner noch vom Transformator Energie erhält. Erhält der Scanner Energie, und die Anzeigen leuchten dennoch nicht auf, so ist der Scanner für einen bestimmten Zeitraum untätig geblieben, und Laser und Motor sind abgeschaltet. Zur Reaktivierung der Einheit sollten Sie ein Objekt vor dem Infrarot-Sensor hin- und herbewegen oder den Scanner aufnehmen und das Abtastfenster nach unten richten.
- Page 16 Il diodo luminoso rosso è acceso; il diodo luminoso verde lampeggia Dopo la lettura riuscita di un codice a barre da parte dello scanner il diodo luminoso verde lampeggia e quindi viene emesso un unico segnale beep. Se il diodo luminoso verde non lampeggia oppure lo scanner non emette un segnale beep, ciò...
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Page 17: Labels
Labels The MH941 is a CDRH Class II laser system and an IEC Class I Laser System. Your unit will have a CDRH Class II caution label and an LASERKLASSE 1 label affixed below the model number. The model number label is found on the bottom of the scanner’s head. -
Page 18: Ir Sensor Activation
“stand by”. To reactivate the unit, wave an object in front of the IR sensor or pick up the scanner and direct the output window downwards. The function of the scanning process in conjunction with the IR sensor is known as ScanQuest. -
Page 19: Scan Field
The depth of field for the scanner is from the face of the output window to five (5) inches (Refer to Figure 4). If the scanner is in the stand, a bar code must be presented to the scanner. When holding the scanner, position the output window within five inches of the bar code. -
Page 20: Depth Of Field And Symbol Specification
Depth of Field and Symbol Specification (Refer to Figure 5) Code Type Minimum Small Code Density Element Mil. (1/1000") UPC/EAN 10.4 UPC/EAN 13.0 100% Code 39 High Code 39 12.0 Medium Code 39 21.0 I 2 of 5 High I 2 of 5 12.0 Medium I 2 of 5... - Page 21 Figure 5...
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Page 22: Maintenance
Maintenance Smudges and dirt can interfere with the proper scanning of a bar code. Therefore, the output window will need occasional cleaning. 1. Spray glass cleaner onto lint free, non-abrasive cleaning cloth. 2. Gently wipe the scanner window. -
Page 23: Appendix A Specifications
Appendix A Specifications Application: Hand-Held Laser Scanner Light Source: VLD 675 ± 5nm CDRH: Registered with CDRH, Class II laser product Maximum radiant power less than 1 mW IEC: IEC 825 Class I laser product Maximum radiant power less than 0.5 mW UL/CSA/TUV: UL Listed, UL114;... - Page 24 Operational Depth of Field, UPC 100%: Up to 125mm (5") from face Scan Speed: 38 scan lines per second Scan Pattern: Single scan line Maintenance Required: Clean output window periodically Print Contrast: 35% minimum reflectance difference Roll, Pitch, Yaw: 42E, 68E, 52E The following operations are decoder/controller dependent.
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Page 25: Appendix B
Appendix B MH941 Scan Head Pin Assignments Signal Name Flip Sense A square wave output signal that changes polarity when the scan mirror drive circuit changes the motor direction. The frequency is approximately 19 Hz to achieve a nominal 38 flips/scan per second. - Page 26 Note: This scan head was not designed to have the laser enabled continuously as might be desired if the scanner was in a permanent mounting fixture. Laser/Motor Control A +5 VDC input to the head which is used to start the flipper motor and signal processor, and enable the visible laser diode (VLD).
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Page 27: Warranty And Disclaimer
Appendix C Warranty and Disclaimer Limited Warranty Products manufactured by Metrologic have a 2-year limited warranty from date of manufacture. This warranty is limited to repair, replacement or refund at Metrologic’s discretion. Faulty equipment must be returned to the Metrologic facility in Blackwood, New Jersey or Puchheim, Germany. - Page 28 Disclaimer Metrologic Instruments, Inc. and the author or authors make no claims or warranties with respect to the contents or accuracy of this publication, or the product it describes, including any warranties of fitness or merchantability for a particular purpose. Any stated or expressed warranties are in lieu of all obligations or liability for any damages, whether special, indirect, or consequential, arising out of or in connection with the use of this publication or the product it describes.
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Page 29: Appendix D Notices
Under no circumstances should the customer attempt to service the laser scanner. Never attempt to look at the laser beam, even if the scanner appears to be nonfunctional. Never open the scanner in an attempt to look into the device. Doing so could result in hazardous laser light exposure. - Page 30 Dal controllo di questo apparecchio risulta che esso risponde ai valori limite per apparecchi digitali della classe A conf. parte 15 delle direttive sulle telecomunicazioni dell’Autorità federale statunitense. Questi valori limite sono stati fissati per garantire una protezione adeguata contro gli effetti nocivi se questo apparecchio viene usato all’intero di un negozio.
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Page 31: Appendix E Patents
Appendix E Patents “Patent Information This METROLOGIC product may be covered by one or more of the following U.S. Patents: U.S. Patent No. 4,360,798; 4,369,361; 4,387,297; 4,460,120; 4,496,831; 4,593,186; 4,607,156; 4,673,805; 4,736,095; 4,758,717; 4,816,660; 4,845,350; 4,896,026; 4,923,281; 4,933,538; 4,992,717; 5,015,833; 5,017,765;... -
Page 32: Index
Index AC input/outlet Germany (GmbH) Application Good read Asia Green LED Assignments 22, 23 Headquarters Host Beep 1, 3, 6, 21 Humidity Beeper operation 21 Indicators Cable LEDs 1, 3, 5, 6, 10, 21, 22 communication Visual 10-13 head 3, 5 Internet ii shield Introduction... - Page 33 Parts Patents 28 Pin assignments 22, 23 Power supply 3, 4 Print contrast Red LED 1, 3, 5, 6, 10 Repair 24 Rights property warranty Roll, pitch, yaw Scan field 1, 10, 16 Scan lines Scan speed Service 24 Shipping carton 2 South America Specifications 20, 21...
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